For projects in Chile
HVAC, plant and machine noise control in Chile
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. Split units and central plant with condensers on facades and rooftops close to bedrooms.
- 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 / The product
What you are buying, and what it fixes in Chile
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.
Split units and central plant with condensers on facades and rooftops close to bedrooms.
Work reaching us from Chile is mostly offices, apartments, mining and industrial facilities, hotels, hospitals, schools.
- Dry in the north, wet in the south PET felt is stable in both. It does not absorb moisture or degrade in dry heat, which simplifies specifying across regions.
- Seismic detailing comes first Movement joints have to stay free. An acoustic layer must respect the structural design rather than stiffen across it.
- Mining and industrial plant Remote facilities with continuous machinery and control rooms where alarms have to be understood. Enclosure and mass do that work.
- 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 Chile.
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 Chile, split units and central plant with condensers on facades and rooftops close to bedrooms.
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 Chile, church buildings, theatres and event halls are hard volumes with long decay times.
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
Ceiling baffles and clouds
PET felt suspended from the soffit, vertically as baffles or horizontally as clouds. In Chile, school buildings are hard surfaced with long corridors and gymnasiums doubling as assembly halls.
Mixed with services. Set out around ducts, trays and lighting rather than fighting them, coordinated from your reflected ceiling plan.
We would rather argue about the build-up at design stage than on site. See how we support architects.
03 / In this market
The Chile conditions that change the answer
- Dry in the north, wet in the south
PET felt is stable in both. It does not absorb moisture or degrade in dry heat, which simplifies specifying across regions.
- Seismic detailing comes first
Movement joints have to stay free. An acoustic layer must respect the structural design rather than stiffen across it.
- Mining and industrial plant
Remote facilities with continuous machinery and control rooms where alarms have to be understood. Enclosure and mass do that work.
- A very long country
Site location changes the inland leg dramatically. We quote the road leg for your actual destination rather than an average.
- Plant and HVAC
Split units and central plant with condensers on facades and rooftops close to bedrooms.
04 / Room by room
Space by space, for Chile briefs
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At source
Enclosure, barrier or anti vibration mounts at the machine. PET felt is stable in both. It does not absorb moisture or degrade in dry heat, which simplifies specifying across regions.
- SoundBlanket mass loaded vinyl, 2100 kg per cubic metre
- Wood wool acoustic panels, 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. Movement joints have to stay free. An acoustic layer must respect the structural design rather than stiffen across it.
- SoundBlanket mass loaded vinyl, STC 30, 5.25 kg per sq m
- Wood wool acoustic panels, 400 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. Remote facilities with continuous machinery and control rooms where alarms have to be understood. Enclosure and mass do that work.
- SoundBlanket mass loaded vinyl, STC 34, 8.4 kg per sq m
- Wood wool acoustic panels, 0.30
- 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 / Durability
Why the climate in Chile changes the material, not the target
Chile 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 / Straight talk
Six mistakes that turn into a second fit-out
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Absorption on the office wall for a plant room problem
Enclose the machine, break the vibration path, then deal with what is left. Doing it in the other order costs more and achieves less.
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Lagging a duct that is carrying the noise as breakout from the fan
Enclose the machine, break the vibration path, then deal with what is left. Doing it in the other order costs more and achieves less.
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Ignoring structure borne vibration through the mounts
Small on the drawing, expensive on site, and almost always found after handover.
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Treating it as a generic Chile job
PET felt is stable in both. It does not absorb moisture or degrade in dry heat, which simplifies specifying across regions.
05 / Getting it there
What the route into Chile actually looks like
| Ships from | Palwal, Haryana, India |
|---|---|
| Arrives at | San Antonio or Valparaíso, then road to site |
| Dispatch | 4 to 7 working days |
| Freight | Sea via San Antonio |
| 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 San Antonio or Valparaíso, then road to site. Air freight for samples and urgent quantities.
Questions from Chile projects
What makes HVAC, plant and machine noise control different in Chile?
Split units and central plant with condensers on facades and rooftops close to bedrooms. Movement joints have to stay free. An acoustic layer must respect the structural design rather than stiffen across it.
Where should the budget go first on a Chile 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 Chile?
No. We manufacture in India and supply into Chile. 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 Chile site?
ships from: Palwal, Haryana, India, arrives at: San Antonio or Valparaíso, 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?
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
Send a plan and a section, get a real build-up
One drawing gets you a proper answer. Build-up, quantities, a delivered date, and an honest note on anything we think is the wrong approach.