Tremco® 440 Tape

Tremco® 440 Tape is a 100% solid polyisobutylene cross-linked butyl, preformed sealant.

Product Description

Tremco 440 Tape is a pre-formed, non-curing butyl-based sealant tape designed for easy, clean installation in glazing and construction applications. Its consistent dimensions, aesthetic finish, and ability to ensure uniform sealant depth make it ideal for professional and industrial uses.

Key Benefits

  • Easy Installation: No application tools or messy cleanup required.
  • Consistent: Pre-engineered dimensions deliver reliable performance for common sealant depths.
  • Uniform Installation: Release liner helps maintain consistent sealant depth.
  • Aesthetics: Non-skinning, non-curing butyl used at sightlines, or paired with silicone sealant cap beads for a clean finish.

Tremco 440 Tape Is Best For:

  • Glazing seal
  • Glazing spacer for non-structural silicone sealant cap bead applications
  • Lap joints

Product Properties

Property Specification
AAMA 804.3-16 Pass
AAMA 807.3-16 Pass
Application Temperature 20 to 120 °F (−7 to 49 °C)
Service Temperature −65 to 200 °F (−54 to 93 °C)