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Commercial Topping® Data Sheet Maxxon Green Mark

Commercial Topping

Manufacturer:

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:

Fast drying Commercial Topping® pours from a featheredge to 3" (76 mm) in new construction or renovation projects.  With compressive strengths of 4,000 psi (27.4 MPa) to 4,500 psi (31 MPa), it's the ideal underlayment to meet ASTM F 710, Preparing Concrete to Receive Resilient Flooring. It pours over VAT, VCT, terazzo or ceramic, with no shotblasting required.  For the ultimate strong, smooth finish over concrete, precast, steel deck, wood frame, and old cracked lightweight concrete, specify Commercial Topping.

Now always a "green" building material, Commercial Topping is an ideal solution for sustainable building projects.

Commercial Topping gypsum underlayment


Commercial Topping a self-leveling gypsum underlayment

Technical Data:

Compressive Strengths: Typical range of 4,000 to 4,500 (28 to 31 MPa)
Point Loading: Typical loading of up to 3,500 lbs.
on a 1" (1589 kg on a 25.4 mm) diameter disc
Dry Density: 125 lbs./ft³ (2,000 kg/m³)
Weight: At 1/2", less than 5.3 lbs./sq. ft.
(At 12.7 mm, less than 25.9 kg/m²)
Flexural Strength: (ASTM C 348) 1660 psi (11.4 MPa) after 28 days
Tensile Strength: (ASTM C 190) 460 psi (3.2 MPa) after 28 days
Surface Burning Characteristics: Flame spread: 0
Fuel contributed: 0
Smoke density: 0
VOC: GREENGUARD Children and Schools Certified


'Green' Information:

Sample USGBC LEED Credit Areas*
Project Credit Category How Requirement is Fulfilled
Indoor Environmental Quality IEQ 3.2 Air Quality Before Occupancy

GREENGUARD Certified (Field testing MUST be completed prior to claiming credit)

IEQ 4.3 Low Emitting Materials: Floor System GREENGUARD Children & Schools Certified
Materials & Resources MR 2 Construction Waste Management Recyclable packaging and shipping materials
MR 4 Recycled Content Pre-Consumer Fly Ash
MR 5 Local/Regional Materials Manufactured in Blue Rapids, KS 66411; Las Vegas, NV 89035; Camden, NJ 08103; Job site manufactured with local sand & water
Innovation & Design ID 1 Sound Control Enhanced living environment
* Credits may vary depending on project type and Maxxon products used.

  Commerical Topping is a GREENGUARD Children & Schools certified gypsum floor underlayment  GREENGUARD Select Certified Underlayments

Commercial Topping is GREENGUARD Indoor Air Quality,Children and Schools, and Select Certified

For additional information on GREENGUARD, the USGBC, and Commercial Topping's qualifications for earning LEED points, please see our "Go Green" page.


Code Listings:
  • ESR-2540
  • HUD951h
  • City of Los Angeles
  • ESR-1153
  • ESR-1774
  • State of Rhode Island
  • Metro Dade Co. FL (NOA 05-0706.02)
  • GREENGUARD Indoor Air Quality®
  • GREENGUARD Children & Schools CertifiedSM
  • GREENGUARD Select CertifiedSM