For projects in Patna
Recording studio acoustics and soundproofing in Patna
Two jobs that must not be confused: keeping the building out, and making the room honest inside. The first is mass and decoupling and has to be built first. The second is absorption and diffusion and can be tuned later. Studios go into basements, terrace rooms and back rooms with neighbours on every side and a generator somewhere in the lane. Isolating from the building has to come before treating the room.
- Isolation
- A measured background level, agreed before anything is bought.
- Low frequency
- Corner and boundary absorption with real depth, not surface foam.
- Early reflections
- Controlled at the mix position, and only there.
- Quote
- From a plan and a section, within 48 hours
01 / The product
What this material is and where it earns its place in Patna
Two jobs that must not be confused: keeping the building out, and making the room honest inside. The first is mass and decoupling and has to be built first. The second is absorption and diffusion and can be tuned later.
Studios go into basements, terrace rooms and back rooms with neighbours on every side and a generator somewhere in the lane. Isolating from the building has to come before treating the room.
Work reaching us from Patna is mostly coaching institutes and colleges, hospitals, government buildings, auditoriums, offices, hotels.
- Rooms built for listening Coaching halls and lecture rooms pack people into hard spaces. Intelligibility fails long before anyone describes the room as echoing.
- New institutional build Concrete and tile put up quickly, with acoustics discovered at handover. Early drawings are worth more than extra material later.
- Medical privacy Consult and counselling rooms where conversations have to stay in the room. Partition and door before panel.
- Isolation A measured background level, agreed before anything is bought.
Full specification
Thickness, density, NRC by frequency, fire class, standard sizes and build-up detail for studio soundproofing are on the main product page. This page covers what that means for a project in Patna.
02 / The build-up
The build-up, layer by layer
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Layer 1
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 Patna, split units, VRF outdoor banks and diesel generator sets sit close to occupied areas, often on the same terrace as a bedroom. Generator enclosure and condenser screening are the recurring jobs.
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 2
SoundBlanket mass loaded vinyl
A limp, high density sheet that adds mass to a partition, floor or duct without adding depth. In Patna, 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.
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 3
Soundproof curtains
A layered curtain with a mass loaded vinyl core, used where an opening has to stay an opening. In Patna, large government and private schools in concrete and tile with very large class sizes and open corridors.
Double layer at a doorway. Two curtains with an air gap where a single layer will not reach the target.
We would rather argue about the build-up at design stage than on site. See how we support architects.
03 / On the ground
What we see driving Patna briefs
- Rooms built for listening
Coaching halls and lecture rooms pack people into hard spaces. Intelligibility fails long before anyone describes the room as echoing.
- New institutional build
Concrete and tile put up quickly, with acoustics discovered at handover. Early drawings are worth more than extra material later.
- Medical privacy
Consult and counselling rooms where conversations have to stay in the room. Partition and door before panel.
- Two days by road
A manageable run, so freight is reasonable and samples arrive before the order is placed.
- The housing stock
RC frame with brick infill and hard floors, in buildings that sit close together on narrow lanes.
- The studio and content scene
Studios go into basements, terrace rooms and back rooms with neighbours on every side and a generator somewhere in the lane. Isolating from the building has to come before treating the room.
04 / Room by room
Room by room, on a typical Patna job
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Isolation
A measured background level, agreed before anything is bought. Coaching halls and lecture rooms pack people into hard spaces. Intelligibility fails long before anyone describes the room as echoing.
- 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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Low frequency
Corner and boundary absorption with real depth, not surface foam. Concrete and tile put up quickly, with acoustics discovered at handover. Early drawings are worth more than extra material later.
- 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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Early reflections
Controlled at the mix position, and only there. Consult and counselling rooms where conversations have to stay in the room. Partition and door before panel.
- 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
If the visual is fixed and the room still has to perform, that is a solvable problem and a conversation worth having early. See how we work with interior designers.
04 / Durability
Why the climate in Patna changes the material, not the target
Patna 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
The six errors that cost the most
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Buying foam to solve an isolation problem
Small on the drawing, expensive on site, and almost always found after handover.
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Treating the room before the shell is isolated
Small on the drawing, expensive on site, and almost always found after handover.
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Killing the room completely and calling it controlled
A room can be over-treated. Past the target it stops sounding controlled and starts sounding dead, and you paid for that.
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Treating it as a generic Patna job
Coaching halls and lecture rooms pack people into hard spaces. Intelligibility fails long before anyone describes the room as echoing.
05 / Route to site
What the route into Patna actually looks like
| Made at | Our own plant, Palwal, Haryana |
|---|---|
| Reaches site in | two days |
| Dispatch | 2 to 4 working days |
| To site | two 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 ten hundred kilometres, normally two days on a dedicated truck.
Questions from Patna projects
What makes recording studio acoustics and soundproofing different in Patna?
Studios go into basements, terrace rooms and back rooms with neighbours on every side and a generator somewhere in the lane. Isolating from the building has to come before treating the room. Coaching halls and lecture rooms pack people into hard spaces. Intelligibility fails long before anyone describes the room as echoing.
Where should the budget go first on a Patna project?
Isolation. A measured background level, agreed before anything is bought. Low frequency. Corner and boundary absorption with real depth, not surface foam.
Do you have an office or installation team in Patna?
No. We manufacture in India and supply into Patna. 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 Patna site?
made at: Our own plant, Palwal, Haryana, reaches site in: two 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?
Buying foam to solve an isolation problem. Treating the room before the shell is isolated.
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
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.