Vycor Pro Self-Adhering Butyl Flashing - 6" x 75' Roll

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Grace Vycor Pro Self-Adhering flashing 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.


  • 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 Quantity1
Thickness - Inches14 mil
Width - Inches6
Ships to HI/AKNo

Quantity Pricing

QtyPrice (per unit)
1 - 7$43.51
8 +$42.71