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QuietRock 545

Made in the USA

Multi-layer gypsum panel engineered to provide maximum sound attenuation across a broad frequency range. QuietRock 545 can be used in virtually any application and ideal for projects requiring high STC performance at low frequencies. QuietRock 545 is recommended for commercial theaters, studios, and sound rooms.


  • Highest performing sound reducing gypsum panel available

  • Delivers superior soundproofing for both high and low frequencies

  • Exceptional low frequency performance

  • Ideal for high-end home theaters, studios, commercial theaters, and mechanical rooms and other situations were low frequency noise and vibration require isolation

  • Continues to reduce noise even when fixtures are installed

  • Lab tested and proven to outperform other sound attenuation methods, including multi-layered gypsum panels, resilient channel and soundboard

  • High STC ratings, tested up to STC 80

Core Thickness Width Length Edge Weight
QR545/Regular 1-3/8’’ (34.925mm) 48’’ (1219 mm) 8’ (2438 mm) Tapered 6.25lbs/ft2
Core: Type X Core, UL Core Type QR545
Paper: 100% recycled paper on front, back and long edges
Manufactured: ASTM C1396, Federal Specification SS-L-30D Type III & Grade X
Product Standards: ASTM C1766
QuietRock® System Installation Instructions (510, 530, 545)
Gypsum Association GA-214, GA-216
Surface Burn ASTM E84:
Class A
Flame Spread 15
Smoke Developed 0
Combustibility ASTM E136:
STC-rated Assemblies ASTM E90:

QuietRock has been tested on many assemblies; click the icon below for your stud type:

Wood Frame
Wood Stud

STC Lab Tested Range:

60 - 80


To view all assemblies Click Here.

Sound Transmission Class (STC) ratings given for lab tested assemblies.
Can't find what you're looking for? Contact us for immediate assistance with your project.

Underwriters Laboratories, UL fire Resistance Directory

1-3/8" thick, 48" wide, Type QuietRock 545 panel for use in Design No: U411, U425, U465, W466, M552

Sustainability manufactured in Las Vegas, NV and laminated in Newark, CA from raw material extracted from the same location in Las Vegas, NV. 

Sustainability Documents: