We engineersilence intoquiet bedrooms, studios, theaters, offices, and duplexes
Soundproofing assembly recommendations, acoustic planning estimates, and the exact material stack — supplied nationwide and installed by the crew that specified it.
(415) 864-4440Recommended build
Mass-loaded studio wall
64
- 1 lb MLV barrier
- RSIC-1 clips + hat channel
- Double 5/8" + Green Glue
Preliminary planning estimate—not a confirmed laboratory or field-test result for this exact assembly or project.
Where is the noise coming through?
Pick the surface you're treating and we'll show the exact materials that belong in that assembly.
Preliminary planning estimate—not a confirmed laboratory or field-test result for this exact assembly or project.
Mass. Decoupling. Damping
The five product families for recommended assemblies — stocked and shipped nationwide.
Preliminary planning estimate—not a confirmed laboratory or field-test result for this exact assembly or project.
Treat the echo, transform the room
Absorption and diffusion for clarity, speech intelligibility, and comfort — rated by NRC.
Compare recommended assemblies
Recommended systems with preliminary planning estimates and build depths.
| System | Surface | STC | Impact | Depth | Material documents |
|---|---|---|---|---|---|
| Clip + channel + double drywall Planning estimate Preliminary planning estimate—not a confirmed laboratory or field-test result for this exact assembly or project. | Walls | Est. STC 56 | — | 6-3/4" | |
| Double stud + MLV + Green Glue Planning estimate Preliminary planning estimate—not a confirmed laboratory or field-test result for this exact assembly or project. | Walls | Est. STC 64 | — | 9-1/2" | |
| RSIC-1 ceiling + Green Glue Planning estimate Preliminary planning estimate—not a confirmed laboratory or field-test result for this exact assembly or project. | Ceilings | Est. STC 55 | Est. IIC 52 | 2-3/8" | |
| RSIC-1 + MLV + double drywall Planning estimate Preliminary planning estimate—not a confirmed laboratory or field-test result for this exact assembly or project. | Ceilings | Est. STC 63 | Est. IIC 60 | 3-1/4" | |
| Serenity 9 mm underlay Planning estimate Preliminary planning estimate—not a confirmed laboratory or field-test result for this exact assembly or project. | Floors | Est. STC 52 | Est. IIC 58 | 9 mm | |
| Resilmat RMI + floating floor Planning estimate Preliminary planning estimate—not a confirmed laboratory or field-test result for this exact assembly or project. | Floors | Est. STC 58 | Est. IIC 68 | 12 mm+ |
Preliminary planning estimates—not confirmed test results for these exact assemblies. Actual performance varies with the complete construction, installation, workmanship, penetrations, flanking paths and site conditions.
What are you trying to silence?
Every noise type has a different target metric. Pick the symptom — we'll point you at the assembly built to hit it.
Voices / TV
Airborne noise through walls, ceilings, or floors.
Footsteps
Impact vibration through floor / ceiling structures.
Bass / Music
Low-frequency energy needing decoupled mass.
Echo / Reverb
Interior reflections needing absorption.
Preliminary planning estimate—not a confirmed laboratory or field-test result for this exact assembly or project.
Specify. Supply. Install
From a phone consult to a fully engineered, professionally installed build.
Over 20 years of quiet
Studio-grade acoustic and soundproofing expertise across bedrooms, home theaters, recording studios, commercial offices, and multi-family construction.
Talk to a specialistRooms we've quieted
Full Office Acoustic Remodel in BerkeleyBerkeley, CA · 2025 · Commercial
Ground-Up Soundproof Studio ShedSan Francisco, CA · 2025 · Studio
Company Recording Studio RebuildSan Francisco, CA · 2025 · Studio
Sigma Conference Room Acoustic CloudsSan Francisco, CA · 2025 · Commercial
Conference Room Echo Control with Custom Fabric Track PanelsOakland, CA · 2025 · Institutional
Insulated Subfloor and Floated Hardwood Floor SoundproofingSan Francisco, CA · 2025 · Residential
Get some answers
Type a term (STC, hat channel, decoupling…) to see a quick explanation.
Not sure what to buy?
Send square footage, photos, surface type, and the noise problem. We'll tell you whether you need soundproofing, acoustic treatment, or both.

Leads every walkthrough, listening test, and assembly recommendation from first call to final drywall.
Every project starts with a real conversation
- 01Diagnose the noiseWalkthrough, listening test, and structural review of the space.
- 02Recommend the assemblyGood / Better / Best options mapped to your goal, budget, and timeline.
- 03Detailed written estimateFull material list, labor scope, and expected STC / IIC / NRC performance.
- 04Ongoing supportUnlimited phone consulting during the project — from framing to final drywall.
Free phone consults. On-site visits across the West Coast
Unlimited phone support during your project. While we're rooted along the West Coast — San Francisco, Sacramento, and Los Angeles — we travel for on-site consultations anywhere. Call for a custom estimate and we'll come to you.
On-site visit pricing provided by phone.
- San Francisco Office & ShowroomOffice · Showroom2250 Vicente St, San Francisco, CA 94116 (415) 864-4440
- San Leandro WarehouseWarehouse14014 E 14th St, San Leandro, CA 94578By prior appointment — call or email to arrange
- Los Angeles WarehouseWarehouse2816 E 54th St, Vernon, CA 90058By prior appointment — call or email to arrange
Send us the noise.
Get the assembly
Square footage, surface type, photos. You get back a specified assembly with planning estimates, a full material list, and a preliminary estimate — usually same week.
elad@westcoastsoundsolutions.com- 24h
- Typical estimate turnaround
- 50
- States shipped to
- Est. STC 64
- Highest planning estimatePlanning estimate
Preliminary planning estimate—not a confirmed laboratory or field-test result for this exact assembly or project.
- 20+
- Years in sound control













