For projects in Cape Town
Venue and restaurant acoustics in Cape Town
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. Church buildings and community halls are large hard rooms carrying amplified music and speech at high level.
- 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 Cape Town 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.
Church buildings and community halls are large hard rooms carrying amplified music and speech at high level.
Work reaching us from Cape Town is mostly hotels and restaurants, heritage conversions, offices, apartments, schools, studios.
- Hospitality is the market Hotels and restaurants where the room is part of what the guest is paying for, judged when it is completely full.
- The port is at the city Direct sea into Cape Town avoids the long inland haul, which makes the landed cost and the date both easier to hold.
- Heritage fabric stays put Older buildings in the city cannot be structurally altered. Work has to be internal, shallow and ideally reversible.
- 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 Cape Town.
Nightclub and venue soundproofing SoundBlanket mass loaded vinyl
02 / The build-up
The stack, in the order it is installed
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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 Cape Town, split units and generator sets, with backup generation running often enough that its enclosure matters as much as the HVAC.
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
Soundproofing materials
The blocking side of the range taken together: mass loaded vinyl, resilient layers, cavity absorption and the build-ups they belong in. In Cape Town, church buildings and community halls are large hard rooms carrying amplified music and speech at high level.
Resilient bar. Where a full independent leaf will not fit. Effective, and very easy to short circuit with one wrong screw.
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Layer 3
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 Cape Town, classrooms are hard walled with high ceilings and large class sizes, and school halls double as assembly and performance spaces.
Ceiling first. In most rooms the ceiling is the largest untreated surface and the cheapest square metre of result.
For a Cape Town practice, the useful thing is a detail you can put in a drawing set, not a brochure. See how we support architects.
03 / In this market
What we see driving Cape Town briefs
- Hospitality is the market
Hotels and restaurants where the room is part of what the guest is paying for, judged when it is completely full.
- The port is at the city
Direct sea into Cape Town avoids the long inland haul, which makes the landed cost and the date both easier to hold.
- Heritage fabric stays put
Older buildings in the city cannot be structurally altered. Work has to be internal, shallow and ideally reversible.
- Wind and coastal damp
PET felt does not absorb moisture or feed mould, which matters on exposed coastal elevations.
- Assembly and performance rooms
Church buildings and community halls are large hard rooms carrying amplified music and speech at high level.
04 / Room by room
Where the money goes on a Cape Town project
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Containment
Low frequency through structure to flats above and beside. Mass, decoupling and a sealed envelope. Hotels and restaurants where the room is part of what the guest is paying for, judged when it is completely full.
- SoundBlanket mass loaded vinyl, 2100 kg per cubic metre
- 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
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Table level comfort
Absorption at the ceiling so guests stop raising their voices at each other. Direct sea into Cape Town avoids the long inland haul, which makes the landed cost and the date both easier to hold.
- SoundBlanket mass loaded vinyl, STC 30, 5.25 kg per sq m
- Soundproofing materials, Mass, then decoupling, then cavity absorption, then sealing
- Acoustic panels, ASTM C423
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Entrance and service
Doors, lobbies and extract paths, which is where most of the leakage actually is. Older buildings in the city cannot be structurally altered. Work has to be internal, shallow and ideally reversible.
- SoundBlanket mass loaded vinyl, STC 34, 8.4 kg per sq m
- Soundproofing materials, ASTM E90 for the barrier, ASTM C423 for the absorber
- Acoustic panels, 9 to 24 mm, 1220 x 2440 mm standard, up to 2440 x 4270 mm, 1200 to 3600 GSM
For a Cape Town interior where the finish leads, we will say plainly what each option costs you acoustically. See how we work with interior designers.
04 / Climate and durability
Durability in Cape Town, before acoustics is discussed
Cape Town 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.
On a Cape Town job with a consultant involved, our part is material that matches the submitted data. See working with acoustic consultants.
06 / Read this first
Six mistakes that turn into a second fit-out
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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 6 mm undercut under a door leaves a hole the size of a brick. The wall around it is then decorative.
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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 Cape Town job
Hotels and restaurants where the room is part of what the guest is paying for, judged when it is completely full.
05 / Supply
What the route into Cape Town actually looks like
| Ships from | Palwal, Haryana, India |
|---|---|
| Arrives at | Cape Town, then a short road run to site |
| Dispatch | 4 to 7 working days |
| Freight | Sea into Cape Town |
| Support | Drawings, build-ups, BOQ and material that arrives complete |
Standard items dispatch in 4 to 7 working days. Grooved panels and custom colours take longer, and we say so before you order, not after.
Sea freight direct into Cape Town, then a short road run to site. Air freight for samples and urgent quantities.
Questions from Cape Town projects
What makes venue and restaurant acoustics different in Cape Town?
Church buildings and community halls are large hard rooms carrying amplified music and speech at high level. Direct sea into Cape Town avoids the long inland haul, which makes the landed cost and the date both easier to hold.
Where should the budget go first on a Cape Town 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 Cape Town?
No. We manufacture in India and supply into Cape Town. 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 Cape Town site?
ships from: Palwal, Haryana, India, arrives at: Cape Town, then a short road run to site, dispatch: 4 to 7 working days. Standard items dispatch in 4 to 7 working days. 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
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.