4EvaSeal® Underlayment

Window and Door Flashing Tape

Butyl sealant tapeRoofing Underlayment

  • 4EvaSeal® Roofing Underlayment is a 25 mil, UV resistant, cold applied butyl based material.
  • It provides protection against water intrusion on roof surfaces.
  • In-service temperatures up to 300°F (149°C).
  • Does not require the use of a primer prior to application.



Features & Benefits

Extreme Conditions Anticorrosion 4EvaSeal UV Extreme Conditions
Ideal for use on most roof types Service Temperature up to 300F UV Resistant

Use 4EvaSeal® Roofing Underlayment:

Appropriate for use on roof decking where bitumen based tapes are undesirable or where high temperatures exist. Provides a permanent barrier against water intrusion.

Wood, plastics, metals, and most common construction materials.




4EvaSEal Technical Library

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