For projects in Japan
Venue and restaurant acoustics in Japan
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. Halls, temples and civic auditoria range from very controlled to very reverberant, and both need measured targets.
- 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 / The material
What this is, and what it changes in a Japan room
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.
Halls, temples and civic auditoria range from very controlled to very reverberant, and both need measured targets.
Work reaching us from Japan is mostly apartments and houses, offices, studios, hotels, schools, clinics.
- Small rooms, close neighbours Depth is genuinely scarce, so a thin build-up that performs is worth more than a thicker one that performs marginally better.
- Designed to move Seismic detailing means junctions that must stay flexible. An acoustic layer cannot bridge a movement joint rigidly.
- Precise expectations Specifications here are written carefully and checked properly. Send us the target and we will say plainly what our material reaches.
- 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 Japan.
Nightclub and venue soundproofing SoundBlanket mass loaded vinyl
02 / The build-up
How the layers stack, from the structure inwards
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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 Japan, split units and VRF with outdoor units in very tight gaps between buildings.
Floor, floating. Membrane under a resilient layer and a floating deck, so impact energy is broken before it reaches the slab.
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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 Japan, halls, temples and civic auditoria range from very controlled to very reverberant, and both need measured targets.
Wall array. Panels placed at first reflection points rather than spread evenly. Fewer panels, better result.
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Layer 3
Acoustic carpet and rugs
A tile carpet with a dense polyester face on a felt backing. In Japan, school buildings are hard surfaced with long corridors, and gymnasiums double as assembly halls.
Loose lay on tackifier. Tiles lifted individually for access under a raised floor, which is why tile beats broadloom in an office.
Architects working in Japan usually need the build-up before the product. We will draw the section and mark what does the work. See how we support architects.
03 / What drives the brief
The Japan conditions that change the answer
- Small rooms, close neighbours
Depth is genuinely scarce, so a thin build-up that performs is worth more than a thicker one that performs marginally better.
- Designed to move
Seismic detailing means junctions that must stay flexible. An acoustic layer cannot bridge a movement joint rigidly.
- Precise expectations
Specifications here are written carefully and checked properly. Send us the target and we will say plainly what our material reaches.
- Humid summers
PET felt does not hold moisture or feed mould, which matters through a humid season in a sealed room.
- Assembly and performance rooms
Halls, temples and civic auditoria range from very controlled to very reverberant, and both need measured targets.
04 / Room by room
Space by space, for Japan briefs
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Containment
Low frequency through structure to flats above and beside. Mass, decoupling and a sealed envelope. Depth is genuinely scarce, so a thin build-up that performs is worth more than a thicker one that performs marginally better.
- SoundBlanket mass loaded vinyl, 2100 kg per cubic metre
- 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. Seismic detailing means junctions that must stay flexible. An acoustic layer cannot bridge a movement joint rigidly.
- SoundBlanket mass loaded vinyl, STC 30, 5.25 kg per sq m
- 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. Specifications here are written carefully and checked properly. Send us the target and we will say plainly what our material reaches.
- SoundBlanket mass loaded vinyl, STC 34, 8.4 kg per sq m
- Acoustic panels, ASTM C423
- Wooden slat acoustic panels, 96 sq ft per unit
Interior designers tend to arrive with the look already decided. We will tell you which finish gets there without losing the acoustics. See how we work with interior designers.
04 / Climate and durability
The Japan climate decides the material list
Japan 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 / Worth knowing
Where this kind of project usually fails
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Panels on the wall as a neighbour noise solution
This is the one that comes back as a second fit-out rather than a snag.
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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
Noise with a source is fixed at the source. Treating the receiving room is the expensive way to get a small result.
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Treating it as a generic Japan job
Depth is genuinely scarce, so a thin build-up that performs is worth more than a thicker one that performs marginally better.
05 / Logistics
What the route into Japan actually looks like
| Ships from | Palwal, Haryana, India |
|---|---|
| Arrives at | Yokohama or Kobe, then road to site |
| Dispatch | 4 to 7 working days |
| Freight | Sea via Yokohama |
| Support | Drawings, build-ups, BOQ and material that arrives complete |
Standard items dispatch in 4 to 7 working days. The sea leg from India is long, so plan the full door to door window into the programme. We give real dates, not optimistic ones.
Sea freight into Yokohama or Kobe, then road to site. Air freight for samples and urgent quantities.
Questions from Japan projects
What makes venue and restaurant acoustics different in Japan?
Halls, temples and civic auditoria range from very controlled to very reverberant, and both need measured targets. Depth is genuinely scarce, so a thin build-up that performs is worth more than a thicker one that performs marginally better.
Where should the budget go first on a Japan 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 Japan?
No. We manufacture in India and supply into Japan. 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 Japan site?
ships from: Palwal, Haryana, India, arrives at: Yokohama or Kobe, then road to site, dispatch: 4 to 7 working days. Standard items dispatch in 4 to 7 working days. The sea leg from India is long, so plan the full door to door window into the programme. We give real dates, not optimistic ones.
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
Drawings in, BOQ and a delivered date out
We quote from drawings, not from a square foot rate. Send a plan and the section through the critical wall or ceiling and you will get something you can actually build from.