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Gyp-Crete® Data Sheet Maxxon Green Mark

Gyp-Crete Sweets


Maxxon® Corporation
920 Hamel Road
P.O. Box 253
Hamel, MN 55340
Phone: 1-800-356-7887 or (763) 478-9600
Fax: (763) 478-2431

Product Description:
Gyp-Crete® Floor Underlayment is one of the most efficient fire and sound control products available for multifamily construction.  Standing the test of time since 1972, Gyp-Crete makes for safer, quieter living, and has become a standard in apartments, condominiums, townhomes, hotels and motels nationwide and abroad.
Gyp-Crete underlayment is fire resistant

Technical Data:

Compressive Strength: Up to 2,200 psi (15 MPa)
K-Factor: 4.75 Btu · in/(h · ft² · ºF) (.6840 W/[m · ºC])
*R-Value = depth of pour in inches divided by K-Factor
0.211 at depth of 1"
Specific Heat: .223 Btu/(lb · ºF) at 85ºF
(.9343 kJ[kg · ºC] at 29.44ºC)
Weight: At 3/4", 6.9 lbs./sq.ft.
(At 19 mm, less than 31.8 kg/m²)
Dry Density: 110 lbs./ft.³ (1,762 kg/m³)
Point Loading: Minimum loading of 2200 lbs. on a
1" (998 kg on a 25.4 mm) diameter disc
Surface Burning Characteristics: Flame spread: 0
Fuel contributed: 0
Smoke density: 0
VOC Emissions: GREENGUARD Gold Certified

'Green' Information:

Sample USGBC LEED Credit Areas*
Project Credit Category
Environmental Quality EQ 2 Low Emitting Materials
  EQ 4 Indoor Air Quality Assessment
  EQ 9 Acoustic Performance
Materials & Resources MR 3 Building Product Disclosure and Optimization - Sourcing Raw Materials
* Credits may vary depending on project type and Maxxon products used.

Gyp-Crete 2000 is a GREENGUARD certified gypsum floor underlayment 

Gyp-Crete is GREENGUARD and GREENGUARD Gold Certified.
For additional information on GREENGUARD from UL Environment, the USGBC, and Gyp-Crete's qualifications for earning LEED points, please see our "Go Green" page.

Code Listings:
  • ESR-2540
  • ULEU.R8477
  • ESR-1153
  • ESR-1141
  • ESR-1774
  • HUD951i
  • GREENGUARD Certified
  • GREENGUARD Gold Certified