For projects in Diu
Venue and restaurant acoustics in Diu
Two different jobs that get quoted as one: keeping bass inside the building for the neighbours, and making the room comfortable enough that guests can talk. Solving one does nothing for the other. Auditoriums, banquet halls and places of worship are large hard volumes in concrete and stone where speech falls apart long before anyone calls the room echoey.
- Containment
- Low frequency through structure to flats above and beside. Mass, decoupling and a sealed envelope.
- Table level comfort
- Absorption at the ceiling so guests stop raising their voices at each other.
- Entrance and service
- Doors, lobbies and extract paths, which is where most of the leakage actually is.
- Quote
- From a plan and a section, within 48 hours
01 / What it is
The material, and what it actually does on a Diu job
Two different jobs that get quoted as one: keeping bass inside the building for the neighbours, and making the room comfortable enough that guests can talk. Solving one does nothing for the other.
Auditoriums, banquet halls and places of worship are large hard volumes in concrete and stone where speech falls apart long before anyone calls the room echoey.
Work reaching us from Diu is mostly hotels and guest houses, restaurants and bars, heritage properties, offices, clinics.
- Heritage stone buildings Thick masonry with hard finishes that hold sound for a long time, and a structure that usually cannot be altered.
- Salt air is relentless PET felt does not absorb moisture, rot or corrode. On an exposed coast that is the whole material selection argument.
- Season dates are fixed Work has to finish before the season opens. Real dispatch and transit dates matter more than a marginally better price.
- Containment Low frequency through structure to flats above and beside. Mass, decoupling and a sealed envelope.
Full specification
Thickness, density, NRC by frequency, fire class, standard sizes and build-up detail for venue soundproofing are on the main product page. This page covers what that means for a project in Diu.
Nightclub and venue soundproofing SoundBlanket mass loaded vinyl
02 / The build-up
What goes where, from the structure in
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Layer 1
SoundBlanket mass loaded vinyl
A limp, high density sheet that adds mass to a partition, floor or duct without adding depth. In Diu, dense industrial estates with compressors, presses and generator sets close to offices, canteens and housing.
Wall, decoupled. Independent stud, membrane between the boards, cavity absorption, two boards. The membrane is one part of a system, never the whole answer.
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Layer 2
Acoustic panels
The full absorber range rather than one product: plain PET felt, printed felt, grooved panels and fabric finishes, chosen by how the room is used and how it has to look. In Diu, auditoriums, banquet halls and places of worship are large hard volumes in concrete and stone where speech falls apart long before anyone calls the room echoey.
Wall array. Panels placed at first reflection points rather than spread evenly. Fewer panels, better result.
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Layer 3
Wooden slat acoustic panels
Timber slats on an acoustic backing. In Diu, classrooms are concrete and tile with bare walls and high ceilings, and class sizes push levels up. Corridors act as reverberation chambers that feed every room off them.
Slats on felt backing. The standard. Absorption comes from the backing behind the gaps, so the slat gap ratio is an acoustic decision, not only a visual one.
We would rather argue about the build-up at design stage than on site. See how we support architects.
03 / In this market
What decides the build-up in Diu
- Heritage stone buildings
Thick masonry with hard finishes that hold sound for a long time, and a structure that usually cannot be altered.
- Salt air is relentless
PET felt does not absorb moisture, rot or corrode. On an exposed coast that is the whole material selection argument.
- Season dates are fixed
Work has to finish before the season opens. Real dispatch and transit dates matter more than a marginally better price.
- Sensible quantities
A small market does not need a full container. We would rather quote a part load that works.
- Assembly and performance rooms
Auditoriums, banquet halls and places of worship are large hard volumes in concrete and stone where speech falls apart long before anyone calls the room echoey.
04 / Room by room
Space by space, for Diu briefs
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Containment
Low frequency through structure to flats above and beside. Mass, decoupling and a sealed envelope. Thick masonry with hard finishes that hold sound for a long time, and a structure that usually cannot be altered.
- Soundproofing materials, 2100 kg per cubic metre. 2.5 mm STC 30 at 5.25 kg per sq m, 4 mm STC 34 at 8.4, 6 mm at 12.6
- Acoustic panels, 1800 x 900 mm, image printed into the felt rather than onto a facing
- Wooden slat acoustic panels, 2440 x 192 mm and 2440 x 128 mm
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Table level comfort
Absorption at the ceiling so guests stop raising their voices at each other. PET felt does not absorb moisture, rot or corrode. On an exposed coast that is the whole material selection argument.
- Soundproofing materials, 1800 x 900 x 20 mm, 100 kg per cubic metre, NRC 0.85
- Acoustic panels, Cut pattern in PET felt, adds visual rhythm without changing the absorber
- Wooden slat acoustic panels, 14, 16 and 18 mm
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Entrance and service
Doors, lobbies and extract paths, which is where most of the leakage actually is. Work has to finish before the season opens. Real dispatch and transit dates matter more than a marginally better price.
- Soundproofing materials, Mass, then decoupling, then cavity absorption, then sealing
- Acoustic panels, ASTM C423
- Wooden slat acoustic panels, 96 sq ft per unit
For a Diu interior where the finish leads, we will say plainly what each option costs you acoustically. See how we work with interior designers.
04 / Climate
The Diu climate decides the material list
Diu is hot summers, mild winters and a distinct wet season, and that narrows the material list before acoustics is discussed.
PET felt handles the wet months without absorbing moisture or feeding mould. Timber and wood wool want a ventilated cavity and a stable indoor RH.
The failure we design against here is wet-season humidity behind linings.
Consultants get the raw data, not a sales sheet. That is the whole of our side of the job, and it is set out under working with acoustic consultants.
06 / Before you buy
What we watch go wrong on jobs like this
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Panels on the wall as a neighbour noise solution
It sounds like a small detail until the room is finished and the complaint arrives.
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A lobby with both doors able to open at once
A gap undoes the partition it sits in. Sealing is the cheapest line on the quote and the first one to get cut.
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Extract ducting that bypasses every wall you built
Plant noise treated as a room problem is the most reliable way to spend a budget and change nothing anyone can hear.
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Treating it as a generic Diu job
Thick masonry with hard finishes that hold sound for a long time, and a structure that usually cannot be altered.
05 / Logistics
Supply into Diu, start to site
| Made at | Our own plant, Palwal, Haryana |
|---|---|
| Reaches site in | three days |
| Dispatch | 2 to 4 working days |
| To site | three days |
| Support | Drawings, build-ups, BOQ and material that arrives complete |
Standard items dispatch in 2 to 4 working days from our plant at Palwal. Grooved panels and custom colours take longer, and we say so before you order, not after.
By road from Palwal, roughly twelve hundred and fifty kilometres, normally three days on a dedicated truck.
Questions from Diu projects
What makes venue and restaurant acoustics different in Diu?
Auditoriums, banquet halls and places of worship are large hard volumes in concrete and stone where speech falls apart long before anyone calls the room echoey. PET felt does not absorb moisture, rot or corrode. On an exposed coast that is the whole material selection argument.
Where should the budget go first on a Diu project?
Containment. Low frequency through structure to flats above and beside. Mass, decoupling and a sealed envelope. Table level comfort. Absorption at the ceiling so guests stop raising their voices at each other.
Do you have an office or installation team in Diu?
No. We manufacture in India and supply into Diu. We give you drawings, build-ups, a BOQ and material that arrives complete, and we will tell you plainly when a job needs a local contractor we cannot be.
How does material get to a Diu site?
made at: Our own plant, Palwal, Haryana, reaches site in: three days, dispatch: 2 to 4 working days. Standard items dispatch in 2 to 4 working days from our plant at Palwal. Grooved panels and custom colours take longer, and we say so before you order, not after.
What goes wrong most often on this kind of project?
Panels on the wall as a neighbour noise solution. A lobby with both doors able to open at once.
What do you need from us to quote?
A plan, a section through the critical partition or ceiling, and what the room is for. From that we can give a build-up and a BOQ rather than a price per square foot.
Next step
Send a plan and a section, get a real build-up
A plan and a section is enough. We will come back with a build-up, a BOQ and a delivered date, and we will say so if what you are asking for will not work.