QuietRock® EZ-Snap® MR
Key Benefits
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5/8” mold-resistant, sound damped Type X gypsum panels with patented EZ-SNAP technology making it easy to score and snap like standard gypsum wallboard
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For residential and commercial applications where sound control and mold resistance are needed
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Achieves high sound attenuation and fire resistance in one panel using less space, material and labor than other acoustic alternatives
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Installs and finishes like any paper-faced gypsum panel
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All the benefits of QuietRock EZ-SNAP with added mold-resistance
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High reliability and outperforms other sound attenuation methods, including multi-layered gypsum panels, resilient channel, and soundboard

Product Description : all the benefits of EZ-SNAP panel with mold resistance
QuietRock EZ-SNAP Mold Resistant delivers high acoustic performance with improved workability to speed up installation time Our patented EZ-SNAP technology allows installers to easily score and snap the panel because there is no paper or metal in the center of the panel. The product has all the benefits of our EZ-SNAP panel with added mold-resistance for mold sensitive applications. QuietRock ES and ES MR are the go-to sound control solutions for residential, commercial and institutional construction throughout North America. The panels are UL Certified per required testing for fire-resistance, surface burning characteristics, and non-combustibility (core).
Additional Resources
Product Dimensions
TYPE | UL CORE | THICKNESS | WIDTH | LENGTH | EDGE | WEIGHT |
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QuietRock® ESMR Type X | QuietRock ES | 5/8” | 48” | 8’, 9', 10’ | Tapered | 2.6 lbs/ft2 |
Technical Data
Composition | Core: Naturally occurring gypsum and proprietary additives, laminated with a proprietary sound damping viscoelastic polymer glue. Paper: 100% recycled paper on front, back and long edges |
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Manufactured | ASTM C1396 |
Installation | QuietRock® EZ-SNAP Installation Instructions (ES & ES MR) Gypsum Association GA-214, GA-216 ASTM C 840 |
Mold Resistance | ASTM D327 Mold Resistance Rating: 10 (highest rating) |
Abuse Resistance | ASTM C1629 Surface Abrasion: Level 2 Soft Body: Level 1 Hard Body: Level 2 |
Surface Burn | ASTM E84 Class A Flame Spread 15 Smoke Developed 0 |
Combustibility | ASTM E136 Non-Combustible Gypsum Core |
Fire Resistance and Sound Control | The PABCO® Sound Design Guide Sound Design Tool GA-600 Fire Resistance and Sound Control Design Manual Underwriters Laboratories - UL Product iQ® for the latest UL Design Numbers |
Product Documents
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3-Part Spec–092900–Gypsum Panels
3-Part Specification for all PABCO® Gypsum and QuietRock ® gypsum panel products.
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California Pacific Medical Center
Project: Integrated project team creates low cost, Quiet® solution for San Francisco hospital.
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Candlewood Suites
Project: Army temporary housing revitalized for soldiers, families and government travelers.
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Efficient Sound Control
Learn why QuietRock® is preferred by contractors when sound control is important.
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Hard Body Impact Test – QRES, QR530
Hard Body Impact Test Report for QuietRock® ES and QuietRock® 530 sound reducing panels.
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Orion at Lumino Park
Project: Calgary renters provided with innovative, affordable and sustainable housing.
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QuietRock® ES and ES MR Installation Instructions
Installation information for QuietRock EZ-SNAP® panels: QuietRock ES and ES Mold Resistant, along with QuietPutty® and QuietSeal® Pro.
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QuietRock® ES MR Submittal
Submittal document for QuietRock ES Mold Resistant sound damping gypsum panel.
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QuietRock® EZ-SNAP MR
Datasheet describing benefits, specs, assemblies for EZ-SNAP Mold Resistant.
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QuietRock® Healthcare Solutions
QuietRock product benefits and applications focused toward the healthcare industry.
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QuietRock® Product Overview
QuietRock product overview, benefits and applications.
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Safety Data Sheet – QuietRock® ES & ES MR
Safety Data Sheet for QuietRock ES & ES Mold Resistant Sound Reducing Drywall Panels.
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Soft Body Impact Test – QRES, QR530
Soft Body Impact Test Report for QuietRock® ES and QuietRock® 530.