Guides and Codes


Invisiweld Application Guide
GenFlex EZFlex Peel and Stick TPO Application Guide
LEED Guide Book
Welding Equipment Guide
Warranty Requirement Reference Guide
Warranty Price Guide
One-Part Pourable Sealer Liquid Flashing
Quick Jet Application Guide
GenFlex EZ TPO Design Guide
GenFlex EZ TPO Metal Building Retrofit Guide


FM Layouts – GenFlex EPDM
FM Layouts – GenFlex TPO
Please contact the GenFlex Technical Department at 1-800-443-4272 for additional FM Listings or any other codes questions.

LTTR Values Update

The Polyisocyanurate Insulation Manufacturers Association (PIMA) has announced its QualityMark-certified R-value program is being updated to incorporate a new test method for determining long-term thermal resistance (LTTR). Click here for current LTTR Values. Please click here to learn more about this important update for GenFlex Polyiso.