RELIABILT Butyl Flex 9-in x 50-ft White Self-Adhesive Butyl Rubber Waterproof Flashing Tape Roll

Regular price $155.82

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RELIABILT 9" x 50' Butyl Flex Waterproof Flashing Tape

A flexible, self-adhesive butyl rubber flashing tape designed to seal windows and doors. The creped facing molds to arched sills and irregular shapes, stopping drafts and moisture for durable weatherproofing in varied temperatures.


Key Features:

  • Flexible Creped Facing: Molds to arched windows, sills, and irregular shapes for a tight seal
  • Aggressive Butyl Adhesive: Strong bond to most building materials for long-lasting performance
  • All-Season Application: Installs down to 25°F for year-round use
  • Air & Moisture Barrier: Helps eliminate drafts and keeps water out around windows and doors
  • Convenient Roll Size: 9 in x 50 ft coverage for efficient installations

Specifications Table:

Specification Details
Series Name Flexible Waterproof
Type Self-adhesive roll flashing
Material Butyl rubber
Color/Finish Family White
Manufacturer Color/Finish White
Package Quantity 1
Actual Length (Feet) 50
Actual Width (Inches) 9
Thickness (Inches) 2.16
Warranty 10-year limited
For Use with Doors Yes
For Use with Windows Yes
For Use with RVs No
For Use with Decks No
For Use with Chimneys No
For Use with Skylights No
For Use with Roofs No
For Use with Vents No
For Use with Pipes No
For Use with Gutters No
For Use with Egress Windows No
UNSPSC 30151600
Cold Weather Install Down To 25°F

Frequently Asked Questions (FAQ):

Q: Can this tape be used on both windows and doors?
A: Yes, it is designed for sealing around windows and doors.


Q: What temperatures can it be installed in?
A: It can be installed in cold weather down to 25°F, and is suitable across typical jobsite temperatures.


Q: What materials does it adhere to?
A: The butyl adhesive sticks to most common building materials; surfaces should be clean and dry for best results.


Q: Is it suitable for curved or arched openings?
A: Yes, the flexible creped facing allows it to conform to arched windows, sills, and other specialty shapes.


Q: Does it help with energy efficiency?
A: By eliminating drafts and blocking moisture intrusion, it can improve the overall envelope performance around openings.


Shape-Shifting Seal for Curves and Clean Lines

This flexible flashing tape elegantly hugs arched windows and tricky sills, delivering a seamless, tailored finish. The crisp white facing and robust butyl backing create a polished, high-performance edge that feels intentional and refined. Pair it with sleek trim and painted jambs for a sharp, gallery-like frame that’s also weather-tight. It’s a quiet essential that elevates craftsmanship and comfort in any luxe renovation.


Seal your openings with confidence—choose RELIABILT Butyl Flex for flexible, all-season protection around windows and doors.

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