For projects in Paris
HVAC, plant and machine noise control in Paris
Noise with a source. Almost every honest fix is at the machine, the duct or the plant room, and almost nothing useful happens by lining the far wall of the occupied space. Mechanical extract ventilation is near universal, and the extract path carries sound between flats as reliably as the wall.
- At source
- Enclosure, barrier or anti vibration mounts at the machine.
- In the path
- Duct lining, attenuators and lagging on the first run out of the plant.
- At the receiver
- Only after the first two, and only for what is left.
- Quote
- From a plan and a section, within 48 hours
01 / What it is
The material, and what it actually does on a Paris job
Noise with a source. Almost every honest fix is at the machine, the duct or the plant room, and almost nothing useful happens by lining the far wall of the occupied space.
Mechanical extract ventilation is near universal, and the extract path carries sound between flats as reliably as the wall.
Work reaching us from Paris is mostly haussmann apartments, offices, studios, restaurants, hotels, clinics.
- Parquet over timber joists Footfall and chair scrape travel straight down. A resilient layer under the finish does more than anything applied to the ceiling below.
- Thin partitions in divided apartments Walls built to split one flat into two were never designed to hold speech. Mass and an independent lining are the honest answer.
- Courtyards that amplify A Paris courtyard reflects plant noise and voices between every window on the block. Treat the source or the surface, not the middle.
- At source Enclosure, barrier or anti vibration mounts at the machine.
Full specification
Thickness, density, NRC by frequency, fire class, standard sizes and build-up detail for HVAC and plant noise control are on the main product page. This page covers what that means for a project in Paris.
02 / The build-up
What goes where, from the structure in
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Layer 1
Wood wool acoustic panels
Wood fibre bound into a rigid board with an open texture. In Paris, mechanical extract ventilation is near universal, and the extract path carries sound between flats as reliably as the wall.
Direct fix. Mechanically fixed to the soffit or wall. Durable and simple.
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Layer 2
Acoustic foam and BassBloc
Open cell foam shapes for high frequency control, and BassBloc, a high density absorber built for the low mid range where ordinary foam does nothing. In Paris, churches, salles des fetes and civic auditoriums are stone and plaster volumes with very long decay.
Corner loading. Low frequency energy collects in corners, so absorber in the corners does more than the same area spread across a wall.
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Layer 3
Ceiling baffles and clouds
PET felt suspended from the soffit, vertically as baffles or horizontally as clouds. In Paris, school buildings are hard surfaced with high ceilings, and canteens are consistently the loudest rooms.
Mixed with services. Set out around ducts, trays and lighting rather than fighting them, coordinated from your reflected ceiling plan.
If you are specifying for a Paris project, we can give you a section, a BOQ and the honest limits of each layer. See how we support architects.
03 / In this market
What the buildings in Paris do to the specification
- Parquet over timber joists
Footfall and chair scrape travel straight down. A resilient layer under the finish does more than anything applied to the ceiling below.
- Thin partitions in divided apartments
Walls built to split one flat into two were never designed to hold speech. Mass and an independent lining are the honest answer.
- Courtyards that amplify
A Paris courtyard reflects plant noise and voices between every window on the block. Treat the source or the surface, not the middle.
- Small rooms
Depth is expensive when a room is 12 square metres. Slim, dense layers beat thick absorbers you cannot afford to lose space to.
- Plant and HVAC
Mechanical extract ventilation is near universal, and the extract path carries sound between flats as reliably as the wall.
04 / Room by room
Where the money goes on a Paris project
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At source
Enclosure, barrier or anti vibration mounts at the machine. Footfall and chair scrape travel straight down. A resilient layer under the finish does more than anything applied to the ceiling below.
- Wood wool acoustic panels, 1200 x 600 mm
- Acoustic foam and BassBloc, 20 mm
- Ceiling baffles and clouds, Made to the drawing, standard and custom
-
In the path
Duct lining, attenuators and lagging on the first run out of the plant. Walls built to split one flat into two were never designed to hold speech. Mass and an independent lining are the honest answer.
- Wood wool acoustic panels, 20 mm
- Acoustic foam and BassBloc, 100 kg per cubic metre
- Ceiling baffles and clouds, Both faces work, which is why suspended area outperforms the same area laid flat
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At the receiver
Only after the first two, and only for what is left. A Paris courtyard reflects plant noise and voices between every window on the block. Treat the source or the surface, not the middle.
- Wood wool acoustic panels, 400 kg per cubic metre
- Acoustic foam and BassBloc, 100 to 500 Hz
- Ceiling baffles and clouds, ASTM C423
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 Paris climate decides the material list
Paris is cool and damp, with long heating seasons and cold external walls, and that narrows the material list before acoustics is discussed.
Cold wall build-ups and long heating seasons mean interstitial condensation is a real risk behind any lining. PET felt is unaffected by damp air and will not feed mould where a fabric-faced mineral product would.
The failure we design against here is condensation behind linings in older, poorly insulated stock.
On a Paris job with a consultant involved, our part is material that matches the submitted data. See working with acoustic consultants.
06 / Read this first
What we watch go wrong on jobs like this
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Absorption on the office wall for a plant room problem
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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Lagging a duct that is carrying the noise as breakout from the fan
Plant noise treated as a room problem is the most reliable way to spend a budget and change nothing anyone can hear.
-
Ignoring structure borne vibration through the mounts
It sounds like a small detail until the room is finished and the complaint arrives.
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Treating it as a generic Paris job
Footfall and chair scrape travel straight down. A resilient layer under the finish does more than anything applied to the ceiling below.
05 / Logistics
What the route into Paris actually looks like
| Ships from | Palwal, Haryana, India |
|---|---|
| Arrives at | Le Havre, Antwerp or Rotterdam |
| Dispatch | 4 to 7 working days |
| Freight | Sea via Le Havre |
| Support | Drawings, build-ups, BOQ and material that arrives complete |
Standard items dispatch in 4 to 7 working days. Grooved and custom colours take longer, and we say so before the order, not after.
Sea freight into Le Havre, Antwerp or Rotterdam, then road to site. Air freight for samples and urgent quantities.
Questions from Paris projects
What makes HVAC, plant and machine noise control different in Paris?
Mechanical extract ventilation is near universal, and the extract path carries sound between flats as reliably as the wall. Footfall and chair scrape travel straight down. A resilient layer under the finish does more than anything applied to the ceiling below.
Where should the budget go first on a Paris project?
At source. Enclosure, barrier or anti vibration mounts at the machine. In the path. Duct lining, attenuators and lagging on the first run out of the plant.
Do you have an office or installation team in Paris?
No. We manufacture in India and supply into Paris. 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 Paris site?
ships from: Palwal, Haryana, India, arrives at: Le Havre, Antwerp or Rotterdam, dispatch: 4 to 7 working days. Standard items dispatch in 4 to 7 working days. Grooved and custom colours take longer, and we say so before the order, not after.
What goes wrong most often on this kind of project?
Absorption on the office wall for a plant room problem. Lagging a duct that is carrying the noise as breakout from the fan.
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
Tell us the room, we will tell you the build-up
Send what you have. We will give you a layer by layer build-up, a bill of quantities and a date material lands, and we will flag anything in the brief that will not achieve what you want.