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RvRoofMagic will dry at temps above 50 degrees. It can actually go below freezing at night after application but will not continue to dry until it gets above 50 again during the day. This makes it one of the best versatile products for the RV community!


TP4X50 series seam tape is ideally suited for use with our coatings. The properties ensure a true monolithic membrane which remains intact even under thermal shock conditions.


  • Reinforcement of seams, cracks and penetrations on various roofing surfaces:
    • Galvanized and painted Metal
    • Single ply roofing-EPDM
    • Concrete
    • Modified Bitumen

TP 4X50 seam tape provides good elongation and maintains its elasticity at extremely low temperatures. TP 4X50 is easy to apply. Simply line up the two adjoining areas to be sealed, with the release paper still attached, then start removing the release paper from the underside and placing the membrane close to the desired position. TP 4X50 seam tape is compatible with both solvent-based and water-based coatings.


Solid Content (ASTM D1729-69): 99.8%
Tensile Strength (ASTM D-412): 590 PSI
Elongation/Webbing: 200% min.
Cold Temperature Flexibility: Passes
Moisture Vapor Transmission: .75 perms


TP-4X50 = 4" x 50'

Clean up: Tools and equipment can be easily cleaned with mineral spirits.

The specifications, properties and performance of materials described herein are based on information believed to be reliable. Unless otherwise expressly provided in written contract, the products discussed are sold without conditions or warranties, expressed or implied. Product specifications are subject to change without notice.