Karnak Karna-Flex 502 Seam Sealer is an elastomeric sealant formulated for use on properly prepared metal, concrete, spray polyurethane foam or plywood roof substrates. Its ease of application, superior adhesion, elasticity and durability make Karna-Flex 502 Seam Sealer an ideal sealant for roof repair applications.
Karna-Flex 502 Seam Sealer's elastomeric properties make it an excellent sealant for prepared metal, concrete, spray polyurethane foam and plywood roof system details such as: horizontal and vertical seams, bolt heads/fasteners and roof protrusions.
Karna-Flex 502 Seam Sealer is not recommended for use over asphaltic substrates. Contact Karnak Corporation for alternative systems.
Proper substrate preparation is important to insure sealant performance. See "Application Guidelines" or call Karnak Corporation for details.