Floor underlayment
Gyp-Crete® Basic
Applicator Installed
Cost-effective solution for interior wood subfloors
- Fast-setting, cost-effective solution
- Ideal for multifamily construction
- More than 140 UL and ULC Fire-Resistance-rated designs
- May be used with Maxxon Acousti-Mat® sound control
- GREENGUARD Gold Certified
Multifamily wood frame construction.
Contact Maxxon regarding pre-cast, poured-in-place and pre-stressed concrete construction.
Subfloor
Interior wood, concrete, steel.
Technical Data
R-Value | 0.211 at depth of 1" |
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) |
Packaging | 80 lbs. bag |
Storage Temperature | 50 – 100 °F (10 – 38 °C) |
Installation Temperature | 50 °F (10 °C) for at least 24 hours prior to installation and until underlayment has set |
Fire Performance (ASTM E84) | Flame Spread – 0 Fuel Contribution – 0 Smoke Development – 0 |
Super Specification – Level-Right over Concrete
Super Specification – Level-Right over Low Density
Super Specification – Maxxon Commercial Level EZ over Concrete
Super Specification – Maxxon Gyp-Crete High Performance over Vinyl Asbestos Tile
Super Specification – Maxxon Underlayment for Mass Timber Construction with Exposed Ceiling
Super Specification – Maxxon Underlayment for Mass Timber Construction
Super Specification – Maxxon Underlayment in Multifamily Housing
Super Specification – Maxxon Underlayment in Open Beam Construction
Super Specification – Maxxon Underlayment over Hollow Core Precast Concrete
Super Specification – Maxxon Underlayment over Prescient Steel Deck
Super Specification – Maxxon Underlayment over Low Density Fill
Super Specification – Maxxon High-Strength Underlayment over Steel-Deck
UL Fire Resistance-Rated Designs
G230 | J924 | L212 | L515 | L533 | L551 | L574 | M504 |
G516 | J927 | L501 | L516 | L534 | L552 | L576 | M505 |
G524 | J931 | L502 | L517 | L535 | L556 | L577 | M506 |
G551 | J957 | L503 | L518 | L536 | L557 | L579 | M507 |
G553 | J958 | L504 | L519 | L537 | L558 | L581 | M508 |
G560 | J991 | L505 | L520 | L538 | L560 | L583 | M510 |
G561 | J994 | L506 | L522 | L539 | L562 | L585 | M511 |
G563 | L006 | L507 | L523 | L540 | L563 | L588 | M513 |
G566 | L201 | L508 | L524 | L541 | L564 | L589 | M514 |
G574 | L202 | L509 | L525 | L542 | L565 | L590 | M515 |
G587 | L206 | L510 | L526 | L543 | L567 | L592 | M517 |
G597 | L208 | L511 | L527 | L545 | L569 | L593 | M518 |
J917 | L209 | L512 | L528 | L546 | L570 | M500 | M519 |
J919 | L210 | L513 | L529 | L547 | L571 | M502 | M530 |
J920 | L211 | L514 | L530 | L549 | L573 | M503 | M531 |
I530 | L201 | L512 | M501 | M514 | M521 | ||
L003 | L511 | M500 | M503 | M520 |
For more information on current UL and ULC Designs, contact Maxxon Corporation.
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 & Resourcs | MR 3 | Building Product Disclosure and Optimization - Sourcing Raw Materials |
* Credits may vary depending on project type and Maxxon products used.


Gyp-Crete® Basic is GREENGUARD and GREENGUARD Gold Certified.
For additional information on GREENGUARD from UL Envronment, the USGBC, and Gyp-Crete® Basic'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
