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WT4 4" x 180' Viper White Poly Tape

Item No:
from $33.00

Viper Vapor Tape is a polyethylene film coated with an aggressive pressure sensitive rubber adhesive. It is designed for seaming, splicing, sealing, patching and hanging plastic type vapor barrier materials.

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Viper Vapor Tape is an aggressive seam tape designed for seaming, splicing, sealing, patching and hanging plastic-type vapor barrier materials. Viper Vapor Tape's low water vapor permeance maintains superior moisture/vapor resistance at vapor barrier seams. Designed and manufactured with a serrated edge facilitates Viper Vapor Tape's easy tear off during installation.


Manf Part Number WT4
Condition New
Weight 0.7700
Prop 65 Warning
Prop 65 Warning Warning

This product can expose you to a chemical (or chemicals) that are known to the State of California to cause cancer or reproductive harm. For more information go to

  • Aggressive adhesive
  • Serrated edge for ease of installation
  • Low water vapor transmission rating
  • Struggle free release
  • Suitable for all plastic type vapor retarders
Skid Count 432