Grace Vycor Pro Self-Adhering Butyl Flashing - 6" x 75' - Bulk Pack of 8 is a high performance non-asphaltic self-adhered flashing that provides protection against water infiltration in vulnerable non-roof areas such as windows and doors. As a non-asphaltic, butyl-modified adhesive with low temperature adhesion and high in-service temperature limits, Vycor Pro is a product for use year round in all climates. When properly installed, Vycor Pro flashing reduces the risk of mold and rot development and contributes to energy efficiency.

Vycor Pro Butyl Flashing - 6" x 75' - Bulk Pack of 8

by Grace
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  • Bulk Pack of 8
  • Protects vulnerable details from moisture penetration
  • Limits air leakage around windows and doors
  • Optimizes energy performance
  • Protects walls against mold, mildew and rot
  • Versatile - excellent low temperature adhesion and high in-service temperature limits
  • 120 days of exposure


Manufacturer Part Number103026
Sub BrandGCP Applied Technologies
AdhesiveNon-Asphaltic, Butyl-Modified
Compatible MaterialsRigid and Flexible PVC Window Nailing Flanges; Common Weather Resistive Barriers and Many Types of Sealants
Installation MethodSelf-Adhering; Press or roll into place with hand roller. Mechanically fasten membrane at vertical terminations as necessary. Ensure all laps shed water - top membrane layer should go over bottom layer. Always work from the low point to the high point.
Installation Temperature25 degrees Fahrenheit or higher
Length - Feet75
Package Quantity8
Thickness - Inches14 mil
Width - Inches6
Ships to HI/AKNo