Approval Letters

United Asphalts is an approved supplier for many manufacturers including but not limited to the below. Contact us for questions regarding any that may not be listed here.

CertainTeed

“CertainTeed Corporation allows the use of United Asphalts asphalt products in its Commercial Roof Membrane Systems.”

 

Johns Manville

“This is to advise United Asphalts is an approved asphalt source for Johns Manville Guaranteed Roofing Systems.”

 

Siplast

Preferred Mopping Asphalts for 10-year Siplast Membrane Guarantees: United Asphalts

 

Soprema

“Soprema will accept the use of United Asphalts Type IV (ASTM 312) asphalt product for installation of our hot mop applied roofing membrane systems.”

 

GAF

GAF Materials Corporation Approved Asphalt Supplier Listing: United Asphalts

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