★ SOSA for Vadodara Businesses
Neutral is a decision here, not an omission
★ ★ ★ ★ ★
★★★★★
"Our old water diffuser couldn't fill the living-dining. This one does the whole floor and you can't hear it running."
SOSA Vaayu · large home
★★★★★
"The app scheduling is the best part - strong in the mornings, gentle in the evening. Clinic feels calm all day."
SOSA Vaayu · wellness studio
★★★★★
"Paired it with the SOSA hotel oils. The projection is genuinely lobby-strength - nothing like a plug-in."
SOSA Vaayu · workspace
★★★★★
"My reception now smells like a five-star lobby. Guests comment on it before they even reach the desk."
SOSA Vaayu · lobby scenting
★★★★★
"Zero dampness, which was my worry in monsoon. The mist is completely dry and the scent carries across the whole salon."
SOSA Vaayu · spa & salon
★★★★★
"Set the timer once and forgot about it. Runs only during store hours, refills last weeks. Exactly what I wanted."
SOSA Vaayu · showroom
★★★★★
"Our old water diffuser couldn't fill the living-dining. This one does the whole floor and you can't hear it running."
SOSA Vaayu · large home
★★★★★
"The app scheduling is the best part - strong in the mornings, gentle in the evening. Clinic feels calm all day."
SOSA Vaayu · wellness studio
★★★★★
"Paired it with the SOSA hotel oils. The projection is genuinely lobby-strength - nothing like a plug-in."
SOSA Vaayu · workspace
★★★★★
"My reception now smells like a five-star lobby. Guests comment on it before they even reach the desk."
SOSA Vaayu · lobby scenting
★★★★★
"Zero dampness, which was my worry in monsoon. The mist is completely dry and the scent carries across the whole salon."
SOSA Vaayu · spa & salon
★★★★★
"Set the timer once and forgot about it. Runs only during store hours, refills last weeks. Exactly what I wanted."
SOSA Vaayu · showroom
★ The three that suit a Vadodara business
Mountain BreezeFor the lounge and meeting room either side of the bayView ₹849
Morning FreshnessFor a white, clinical-looking demonstration buildingView ₹749
SOSA VaayuFor the approach and lounge as one connected volumeView ₹11,999
✓ The demonstration room stays unscented — not lightly scented, not on a lower setting✓ No claim that ambient scent affects an evaluation, a trial or an order✓ Made in India · independent, not affiliated with any hotel · a portion funds girl-child education
Founder Diaries · Vadodara Scenting Guides · SOSA Vaayu
What does 'neutral' actually mean in practice? Not empty air — well-kept air. A room that has been ventilated, cleaned, cleared of lunch and damp and old carpet, with no plug-in in the corner and no air freshener in the adjoining washroom leaking in. Neutral takes more maintenance than scenting does, which is why it gets skipped.
Where does the fragrance go instead? Into the rooms either side of it — the lounge where the visitor waits, the corridor, the meeting room the session moves into afterwards. Mountain Breeze at ₹849 there, or one SOSA Vaayu at ₹11,999 if those spaces share air past roughly 1,500 sq ft.
See Mountain BreezeBook a scenting plan
Facts verified 5 September 2026 against the live SOSA product pages: the SOSA reed diffusers are alcohol-free, phthalate-free and paraben-free compositions on a heat-stable coconut-derived base, supplied in a refillable glass bottle with six fibre reeds, flipped weekly, with 50ml lasting 6-8 weeks and 130ml lasting 14-18 weeks, tested at 45°C and 85% relative humidity - Mountain Breeze ₹849 / ₹1,349, Morning Freshness ₹749 / ₹1,249, Evening Calm ₹799 / ₹1,299. The SOSA Sukoon (₹1,899) is an ultrasonic cool-mist diffuser covering about 270-320 sq ft for 16-18 hours on the low setting and supplied with three 15ml Hotel Collection fragrances; being ultrasonic, it works by aerosolising water and therefore adds some moisture to the air, which is worth weighing in a warm, high-occupancy room. The SOSA Vaayu (₹11,999) is a waterless cold-air nebuliser rated to 1000m³, described by the manufacturer as approximately 2,000-3,000 sq ft, with a 400ml refillable tank lasting roughly 75-90 days a fill depending on intensity and run hours, Bluetooth app and onboard button control, 1h/4h/8h/24h timers, adjustable intensity, operation under 38dB, DC 12V/1A at 5W (roughly 1.5 units of electricity a month on a ten-hour daily schedule, and tariffs vary), freestanding or wall and HVAC mounting, auto-stop and key-lock, and CE, RoHS and SGS certification - which are electrical and compliance marks, not medical approval. Being waterless, it adds no moisture and leaves no residue on surfaces or equipment; refill availability should be confirmed with SOSA. The SOSA Angaan (₹25,999) is an HVAC nebulising diffuser rated to 3,000m³, roughly 8,000-10,000 sq ft, with an 800ml reservoir, metal body, programmable schedules and operation under 42dB. Coverage figures are volumetric, so ceiling height changes the floor area a machine genuinely serves. SOSA products are not medical devices and no health, therapeutic, wellbeing or air-treatment claim is made or implied anywhere in this guide, and nothing here claims that ambient scent affects sales, orders, enquiries, footfall, conversion or any other business number - no one can promise that, and this guide does not. Ambient scent is an interior decision that works alongside cleaning, ventilation, air handling and housekeeping and is never a substitute for any of them, and SOSA sells no deodoriser, purifier, dehumidifier or extractor. Ventilation rates, plant and laboratory air handling, pressure regimes, HVAC filtration and any decision about where a fragrance source may or may not be placed on a regulated site are matters for the company's own engineering, QA and EHS teams. Clinical, treatment and procedure areas are left completely unscented. Fragrance sensitivity is real: staff should be able to switch any system off in seconds, and no SOSA product is described as hypoallergenic or as safe for sensitive individuals. The hotel-inspired scents are SOSA's own original interpretations; SOSA is an independent brand and is not affiliated with, or endorsed by, any hotel named for reference. Coverage, fragrance usage and running cost depend on the space, settings and hours of use, and are confirmed on a consultation. Prices and availability are subject to change - see the live product pages.
Almost everyone who asks this expects to be talked into scenting the room, and is faintly surprised to be talked out of it by someone who sells fragrance. But a demonstration room is a genuinely unusual space. It is the one room in your building where somebody has been invited to form a judgement about your work — and a room that carries an opinion of its own is a poor place to ask anyone to form theirs.
Quick answers — read this first
Should a product demonstration room be scented? No — keep it neutral. Not as caution and not as a compromise, but because the room exists so that a buyer can judge a machine, and anything added to the air is a second authored thing in a room that should contain only one. Neutral here is a decision, and it is worth writing down so it is not quietly reversed before an important visit.What does 'neutral' actually mean in practice? Not empty air — well-kept air. A room that has been ventilated, cleaned, cleared of lunch and damp and old carpet, with no plug-in in the corner and no air freshener in the adjoining washroom leaking in. Neutral takes more maintenance than scenting does, which is why it gets skipped.
Where does the fragrance go instead? Into the rooms either side of it — the lounge where the visitor waits, the corridor, the meeting room the session moves into afterwards. Mountain Breeze at ₹849 there, or one SOSA Vaayu at ₹11,999 if those spaces share air past roughly 1,500 sq ft.
The short answer
Short answer: Keep it neutral. Three reasons, in order: the buyer is being asked to judge and should judge in a room with no authorship in it; a running machine's own smells are information the visitor came for and are not yours to cover; and a visitor you have never met has agreed to nothing.
The pick: Nothing in the bay. Mountain Breeze at ₹849 in the lounge and the meeting room, or one SOSA Vaayu at ₹11,999 covering approach, lounge and corridor where they form one connected volume past about 1,500 sq ft.
The honest limit: The demonstration room is judged on whether the machine ran well and the questions were answered. Nobody can promise that a scent moves a business number, and this guide does not try to. Leaving the room neutral is about respect for the judgement, not about effect.
In this guide
Four reasons and one instruction. The last line is where the budget goes, and it is the only line on this chart that involves buying anything.
The Vadodara business shelf — tap to see the specification
The room around it
What an experience centre should smell like
Where the money goes
The room worth fixing first
Draw the boundary
Ask for a scenting plan
Straight answer
Should an engineering product demonstration room be scented or kept neutral?
Keep it neutral, and it is worth being precise about why, because "play it safe" is the weakest version of this argument and the one most likely to be overruled the week before a big visit. The real reason is about authorship. A demonstration room exists for exactly one purpose: somebody who is considering spending a serious amount of money has come to watch your machine work and decide what they think of it. You have invited them to form a judgement. Everything in the room that is deliberate — the lighting, the plinth, the backdrop, the order of the demonstration — is already shaping that judgement, which is legitimate and expected. Fragrance is different in one specific way: it is the only element a visitor cannot see, cannot attribute, and therefore cannot discount. A room where a product is being judged is the one room in the building that should not have an opinion of its own.
Second, and more practically: the machine has its own smells, and they are information. Warm oil, hot electronics, coolant, a new paint system curing, the specific smell of a well-run bearing versus one that is not. A buyer who has spent twenty years around this class of equipment reads that air the way they read the sound of it. It is part of what they came to check. Putting a fragrance over the top of it does not make the machine seem better; it removes something the visitor is entitled to and, worse, invites the one question you never want in that room, which is what the smell is for. In an evaluation context, an added scent is not neutral information — it is an act that can be interpreted, and the interpretation is not in your control.
Third, consent. You have not met most of the people who come through a demonstration room. Some are on their fourth site visit of a trip and some will simply not want anything added to the air of a room they are standing in for an hour. In a lounge they can step out. In a demonstration bay they are following a session and cannot. Fragrance sensitivity is real and never worth minimising, and the correct response to any objection is to reduce or switch off, never to explain why it should be fine. Keeping the bay out of the plan removes the question.
Which leaves the part people underestimate: neutral is a maintained condition, not an empty one. A room with nothing in the air is not automatically a good room — most demonstration bays that smell wrong smell of things nobody chose. Yesterday's lunch that came in with the team. Damp in a monsoon month. A carpet tile that has never dried properly. A cleaning product used at nine in the morning that is still announcing itself at eleven. A plug-in device somebody bought with their own money and never mentioned. An air freshener in the adjoining washroom that leaks in every time the door cycles. Neutral means going and finding each of those and removing it, which is more work than scenting and is the actual job.
And then put the fragrance where it belongs, which is the rooms either side. The lounge where a visiting team waits and takes calls. The corridor. The meeting room the session moves into afterwards. Mountain Breeze at ₹849 is the register for all three; if those spaces share air past roughly 1,500 sq ft, one SOSA Vaayu at ₹11,999 holds a single level across them without four bottles drifting apart. Hold the boundary the way you would hold any boundary in an industrial building — distance, door behaviour, where the return air sits — and never by running the same machine at a lower number inside the bay. A boundary held by a setting is not a boundary. Nobody can promise that a scent moves a business number, and this guide does not try to.
Second, and more practically: the machine has its own smells, and they are information. Warm oil, hot electronics, coolant, a new paint system curing, the specific smell of a well-run bearing versus one that is not. A buyer who has spent twenty years around this class of equipment reads that air the way they read the sound of it. It is part of what they came to check. Putting a fragrance over the top of it does not make the machine seem better; it removes something the visitor is entitled to and, worse, invites the one question you never want in that room, which is what the smell is for. In an evaluation context, an added scent is not neutral information — it is an act that can be interpreted, and the interpretation is not in your control.
Third, consent. You have not met most of the people who come through a demonstration room. Some are on their fourth site visit of a trip and some will simply not want anything added to the air of a room they are standing in for an hour. In a lounge they can step out. In a demonstration bay they are following a session and cannot. Fragrance sensitivity is real and never worth minimising, and the correct response to any objection is to reduce or switch off, never to explain why it should be fine. Keeping the bay out of the plan removes the question.
Which leaves the part people underestimate: neutral is a maintained condition, not an empty one. A room with nothing in the air is not automatically a good room — most demonstration bays that smell wrong smell of things nobody chose. Yesterday's lunch that came in with the team. Damp in a monsoon month. A carpet tile that has never dried properly. A cleaning product used at nine in the morning that is still announcing itself at eleven. A plug-in device somebody bought with their own money and never mentioned. An air freshener in the adjoining washroom that leaks in every time the door cycles. Neutral means going and finding each of those and removing it, which is more work than scenting and is the actual job.
And then put the fragrance where it belongs, which is the rooms either side. The lounge where a visiting team waits and takes calls. The corridor. The meeting room the session moves into afterwards. Mountain Breeze at ₹849 is the register for all three; if those spaces share air past roughly 1,500 sq ft, one SOSA Vaayu at ₹11,999 holds a single level across them without four bottles drifting apart. Hold the boundary the way you would hold any boundary in an industrial building — distance, door behaviour, where the return air sits — and never by running the same machine at a lower number inside the bay. A boundary held by a setting is not a boundary. Nobody can promise that a scent moves a business number, and this guide does not try to.
Keep the demonstration room neutral: the buyer was invited to form a judgement and the room should carry no opinion, the machine's own smells are information, and a visitor you have not met has agreed to nothing. Neutral is maintained, not omitted — find the lunch, the damp, the plug-in and the washroom leak. Put Mountain Breeze ₹849 in the lounge and the meeting room instead.
The rooms either side of the bay are where the register belongs: Mountain Breeze — Himalayan pine, sage and Indian cedar, alcohol-free, ₹849 for 50ml or ₹1,349 for 130ml. Dry enough that a visitor walking back in from a demonstration does not feel they have changed buildings.
See Mountain Breeze ₹849Ask for a scenting plan
Where the plan starts and stops
Everything around the bay, and nothing inside it
What a demonstration building actually buys
The bay itself buys nothing. What is worth specifying are the rooms around it, and the answer depends on whether they sit behind their own doors or share air. The images link to the live product pages.
A lounge or meeting room behind its own door
SOSA Mountain Breeze
Himalayan pine with sage and Indian cedar on an alcohol-free, coconut-derived base, six fibre reeds flipped weekly. 50ml lasts 6–8 weeks at ₹849; 130ml lasts 14–18 weeks at ₹1,349. A reed has one quiet advantage in a demonstration building: it cannot be turned up, and it can be carried out of a room in five seconds if anybody objects.
From ₹849
Approach, lounge and corridor sharing air past about 1,500 sq ft
SOSA Vaayu
Waterless cold-air nebuliser, 1000m³ — about 2,000–3,000 sq ft depending on ceiling height — ₹11,999, 400ml tank lasting roughly 75–90 days a fill, adjustable intensity, 1h/4h/8h/24h timers, under 38dB, key-lock. The key-lock earns its place here: it is the mechanism that stops a well-meaning person raising the level, or moving the machine closer to the bay, before an important visit.
From ₹11,999
The three things that actually decide it
Three arguments carry this page, and none of them is about which fragrance would suit the room — because none is going in it.
1
Authorship
The one room where the building should have no view
Every deliberate element of a demonstration room shapes the judgement a buyer is forming, and most of them do it visibly: the lighting, the plinth, the order of the session. A visitor can see those and mentally discount them. Fragrance is the only element they cannot see, cannot attribute and cannot adjust for, which is precisely why it does not belong in a room whose entire function is to host somebody else's assessment.
Tip: Write the exclusion into the same document that lists the demonstration checklist, so it is a standing instruction rather than one person's preference.
Mountain Breeze at ₹849 belongs in the lounge next door, where nobody is being asked to assess anything.
See Mountain Breeze →
2
The machine's own air
Warm oil and hot electronics are information, not a problem to solve
An experienced buyer reads the air around a running machine the way they read its sound. Covering that with a fragrance takes away something they came to check, and it raises the one question you never want asked in that room. If there is a genuine smell problem in the bay — solvent carry-over, a damp floor, extraction that is not keeping up — that is an engineering fix at source, and fragrance never removes, masks or cancels any of it. Adding a scent on top also destroys your own ability to diagnose it.
Tip: Log a smell complaint the way you would log a vibration: when, where, what was running, which doors were open. The pattern names the source faster than any product can.
In a white, glass-and-steel demonstration building Morning Freshness at ₹749 keeps the surrounding rooms light rather than adding weight.
See Morning Freshness →
3
A boundary, not a dial
Neutral is held by geometry, never by a lower setting
The failure mode is predictable: the bay is excluded on paper, and then somebody moves the machine three metres closer for a visit from an important customer, or runs it harder that morning so the building 'feels ready'. Hold the line physically instead — distance from the opening, which side sits at positive pressure, where the return air is drawn from, how often the connecting door cycles and whether there is a vestibule. Then key-lock the machine so the level is a decision rather than a habit.
Tip: Name the person who owns the setting and the person who owns the boundary. If the answer is 'whoever is around', both will move within a year.
SOSA Vaayu is key-lockable and app-scheduled, which is how a boundary survives an important visit.
See SOSA Vaayu →
The SOSA principle
You can furnish a room to be admired or you can furnish it to be judged. A demonstration bay is the second kind, and the second kind is furnished by subtraction.
Which makes neutral the more demanding specification, because nothing about it happens by accident.
The scent map, zone by zone
What could be in the air of a demonstration building, what a buyer would make of it, and whether it has any business being there.
The SOSA plan
Only one row on this table is neutral, and it takes the most work
| What Could Be in the Air of the Bay | What the Buyer Would Read Into It | Whether It Belongs |
|---|---|---|
|
Warm oil, hot electronics, a curing paint system
|
The ordinary signature of equipment running properly — part of what they came to check | Yes. Leave it. It is information, and covering it removes something the visitor is entitled to |
|
Yesterday's lunch, damp carpet, a cleaning product from 9am
|
That nobody prepared the room, or that the building is not dry | No. This is the actual job: ventilate, clean, dry, and remove. Neutral is maintained, not omitted |
|
A plug-in nobody mentioned, or a washroom freshener leaking in
|
That there is a smell somebody decided to cover, which invites the question you least want | No. Find both. They are the most common uninvited fragrance in an industrial building |
|
A deliberate register in the lounge next door
|
A building that is looked after, noticed only faintly and only on the way past | Yes, but outside the bay. Same register either side, so the visitor does not change buildings |
|
One machine holding the surrounding rooms
|
Consistency across approach, lounge and corridor rather than four bottles drifting apart | Yes, placed away from the opening, key-locked, and never moved closer for an important visit |
The building this room sits inside is covered in what an engineering company's customer experience centre should smell like, which sets the same brief at a larger scale. If you are deciding where to spend first across the whole visit, the evaluation-visit ranking puts the conference room at the top, and the walk that starts every Vadodara industrial visit is described in the compound-walk guide. For the register itself in the rooms that do get one, see the fragrance direction that reads as credible for an engineering company.
Draw the boundary before you buy anything
Send us a floor plan with the bay, the lounge and the doors between them marked, and we will tell you where a source can sit without reaching the room that has to stay neutral.
A room that carries an opinion is a poor place to ask someone to form theirs.
— Sonal Sahani, SOSA
What the surrounding rooms take
Sized to the spaces either side of the bay
The SOSA specification for a demonstration building
Everything here belongs outside the bay. Made in India, and a portion of every order supports girl-child education through Nanhi Kali.
The SOSA demonstration-building specification
The bay is deliberately absent from this table
| Specification | The Room It Is Allowed In | Why the Demonstration Bay Is Not on This List | Price |
|---|---|---|---|
|
Mountain Breeze
|
Visitor lounge or meeting room, behind its own door | Because the bay hosts somebody else's judgement and should carry no authorship | ₹849 · ₹1,349 View → |
|
Morning Freshness
|
A white, glass-and-steel approach or reception | Because the machine's own air is information the buyer came to read | ₹749 · ₹1,249 View → |
 SOSA Sukoon
|
A 300–750 sq ft waiting area where a schedule matters | Because a visitor in a session cannot step out of the room if they object | ₹1,899 View → |
|
SOSA Vaayu
|
Approach, lounge and corridor as one connected volume | Because the boundary is held by distance and doors, never by a lower setting | ₹11,999 View → |
 SOSA Angaan
|
A large connected hospitality hall past 3,000 sq ft | Because one source set correctly outside beats several set nervously inside | ₹25,999 View → |
The demonstration bay is missing from this table on purpose, and it should be missing from your plan for the same reason. Ambient scent here is an interior decision like lighting or flooring, with no health, therapeutic or air-treatment claim of any kind, and no claim that it affects an evaluation, a trial or an order. It works alongside your ventilation, extraction and housekeeping, never instead of them. Fragrance sensitivity is real: staff must be able to switch any source off in seconds, and if a visitor objects the answer is to reduce or switch off. Nobody can promise that a scent moves a business number, and this guide does not try to. Ask for a scenting plan.
SS
ISIPCA
Versailles
Versailles
A note from Sonal
I have turned down more demonstration rooms than I have specified. It is not a difficult decision once you have stood in one: somebody is being asked to make an expensive judgement about a machine, and the most useful thing the room can do is get out of the way. I would want the same courtesy if I were the one deciding.
There is also a reason that has nothing to do with principle. The air around a running machine tells an experienced person things. Cover it and you have not improved anything — you have removed a check they were entitled to make, and you have quietly invited them to wonder why. In every industry I know, a fragrance in a room where something is being assessed reads as an answer to a question nobody asked.
What I do say is that neutral is harder than it sounds, and most rooms that smell wrong smell of things nobody chose — lunch, damp, a cleaning product, a plug-in in the corner that arrived without a decision. Find those. Then put Mountain Breeze at ₹849 in the lounge next door, hold the boundary with doors and distance rather than with a lower number, and let the bay be exactly what it is.
Frequently asked questions
Should an engineering product demonstration room be scented or kept neutral?
Neutral, deliberately. The room exists so a buyer can judge your machine, and a room that carries its own opinion is a poor place to ask for somebody else's. The equipment's own smells are information they came to read, and a visitor you have never met has agreed to nothing. Put Mountain Breeze at ₹849 in the lounge and the meeting room instead, and leave the bay alone.
Could we run a very light level in the bay rather than nothing?
No. A boundary held by a low setting is not a boundary, it is a preference — and preferences move the week before an important visit. Hold the line physically: distance from the opening, door behaviour, which side sits at positive pressure, where the return air is drawn. Then key-lock the machine outside so the level is a decision rather than a habit.
What does keeping the room neutral actually involve?
More work than scenting it. Ventilate properly and check the room still holds up at full occupancy; clear food and packaging; deal with damp flooring or a carpet tile that never dries; move cleaning to a time that gives the room hours to settle; and go and find the plug-in device or the washroom freshener that somebody installed without telling anyone.
There is a persistent smell in our demonstration area. Should we cover it?
No — find it and fix it. Log when it happens, where, which doors were open and what was running, and the pattern will usually name the source: extraction that is not keeping up, a door seal, a floor drain, solvent carry-over from the works. Fragrance never removes, masks or cancels an odour, and adding one destroys the diagnostic you were halfway through.
Where should the fragrance go in a demonstration building?
Into the lounge where the visiting team waits, the corridor between spaces, and the meeting room the session moves into afterwards. Mountain Breeze at ₹849 covers one room; if the approach, lounge and corridor share air past roughly 1,500 sq ft, one SOSA Vaayu at ₹11,999 holds a single level across all three, placed well away from the opening into the bay.
Furnished by subtraction
SOSA — Vadodara Demonstration Rooms the room that carries no opinion
Mountain Breeze from ₹849 for the lounge and the meeting room; SOSA Vaayu ₹11,999 once the surrounding spaces share air. Made in India, and a portion of every order supports girl-child education through Nanhi Kali.
Ask for a scenting plan →SOSA Vaayu · ₹11,999
One more look at the Vadodara business shelf
Continue the read
More from SOSA
- Mountain Breeze - for the rooms either side of the bay (₹849)
- Morning Freshness - for a white demo building (₹749)
- What should a customer experience centre in Vadodara smell like?
- Which room of an evaluation visit is worth getting right first?
- What fragrance direction feels credible for an engineering company?
- How do I make a B2B office feel expensive without it smelling retail?
- Ask us: Ask for a scenting plan
- Brand: Founder story — why SOSA exists
Editorial standards & sources
About this guide: Written by Sonal Sahani, ISIPCA Versailles-trained founder and perfumer at SOSA Home & Body. Product recommendations reflect the SOSA range; the planning advice applies to any brand.Facts verified 5 September 2026 against the live SOSA product pages: the SOSA reed diffusers are alcohol-free, phthalate-free and paraben-free compositions on a heat-stable coconut-derived base, supplied in a refillable glass bottle with six fibre reeds, flipped weekly, with 50ml lasting 6-8 weeks and 130ml lasting 14-18 weeks, tested at 45°C and 85% relative humidity - Mountain Breeze ₹849 / ₹1,349, Morning Freshness ₹749 / ₹1,249, Evening Calm ₹799 / ₹1,299. The SOSA Sukoon (₹1,899) is an ultrasonic cool-mist diffuser covering about 270-320 sq ft for 16-18 hours on the low setting and supplied with three 15ml Hotel Collection fragrances; being ultrasonic, it works by aerosolising water and therefore adds some moisture to the air, which is worth weighing in a warm, high-occupancy room. The SOSA Vaayu (₹11,999) is a waterless cold-air nebuliser rated to 1000m³, described by the manufacturer as approximately 2,000-3,000 sq ft, with a 400ml refillable tank lasting roughly 75-90 days a fill depending on intensity and run hours, Bluetooth app and onboard button control, 1h/4h/8h/24h timers, adjustable intensity, operation under 38dB, DC 12V/1A at 5W (roughly 1.5 units of electricity a month on a ten-hour daily schedule, and tariffs vary), freestanding or wall and HVAC mounting, auto-stop and key-lock, and CE, RoHS and SGS certification - which are electrical and compliance marks, not medical approval. Being waterless, it adds no moisture and leaves no residue on surfaces or equipment; refill availability should be confirmed with SOSA. The SOSA Angaan (₹25,999) is an HVAC nebulising diffuser rated to 3,000m³, roughly 8,000-10,000 sq ft, with an 800ml reservoir, metal body, programmable schedules and operation under 42dB. Coverage figures are volumetric, so ceiling height changes the floor area a machine genuinely serves. SOSA products are not medical devices and no health, therapeutic, wellbeing or air-treatment claim is made or implied anywhere in this guide, and nothing here claims that ambient scent affects sales, orders, enquiries, footfall, conversion or any other business number - no one can promise that, and this guide does not. Ambient scent is an interior decision that works alongside cleaning, ventilation, air handling and housekeeping and is never a substitute for any of them, and SOSA sells no deodoriser, purifier, dehumidifier or extractor. Ventilation rates, plant and laboratory air handling, pressure regimes, HVAC filtration and any decision about where a fragrance source may or may not be placed on a regulated site are matters for the company's own engineering, QA and EHS teams. Clinical, treatment and procedure areas are left completely unscented. Fragrance sensitivity is real: staff should be able to switch any system off in seconds, and no SOSA product is described as hypoallergenic or as safe for sensitive individuals. The hotel-inspired scents are SOSA's own original interpretations; SOSA is an independent brand and is not affiliated with, or endorsed by, any hotel named for reference. Coverage, fragrance usage and running cost depend on the space, settings and hours of use, and are confirmed on a consultation. Prices and availability are subject to change - see the live product pages.