RELIABILT 4 in × 75 ft Butyl Ultra Waterproof Flashing Tape
Butyl rubber
$34.28 /bundle
Orders start at $399. Combine any items to reach it.
- 1 item
- $34.28
- Freight delivery
- $149.00 per order
- Sales tax
- Added at checkout
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Freight delivery$149.00
Per order, added in your cart. We deliver to the 48 contiguous states.
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Shingle roofing
Details & specifications.
From the maker · the maker’s description
Self-adhesive butyl rubber flashing tape designed for windows and doors to block drafts and moisture. The all-weather adhesive bonds to most building materials, including caulk and silicone, for reliable sealing in tough conditions. White 4-inch tape comes in a long 75-foot roll for larger projects.
Sleek, Seamless Protection for Openings
This streamlined white flashing tape frames windows and doors with a crisp, tailored edge while quietly fortifying the envelope against the elements. The Butyl Ultra adhesive delivers a confident bond, even in frigid installs, for a polished, long-lasting finish. Layer it beneath trim to keep lines clean and moisture out, enhancing both performance and aesthetic. A discreet essential for creating refined, resilient spaces.
Seal your openings with RELIABILT Butyl Ultra and enjoy durable, draft-free performance year-round.
- SKU
- RBU475
- Material
- Butyl rubber
- Colour
- White
- Warranty
- 10-year limited
- Color/Finish Family
- White
- Manufacturer Color/Finish
- White
- Type
- Self-adhesive roll flashing
- Package Quantity
- 1
- Actual Length (Feet)
- 75
- Actual Width (Inches)
- 4
- Thickness (Inches)
- 0.0002
- For Use with Doors
- Yes
- For Use with Windows
- Yes
- For Use with Skylights
- Yes
- For Use with RVs
- No
- For Use with Decks
- No
- For Use with Chimneys
- 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
- Temperature Range
- -20°F to 150°F
- Application
- Windows & Doors; self-adhesive; sealant and silicone compatible
- Full product name
- RELIABILT Butyl Ultra Waterproof Flashing Tape, Self-Adhesive – 4 in x 75 ft, White
Key features
- All-Weather Adhesion: Butyl adhesive bonds to most building materials, including caulk and silicone
- Moisture & Draft Protection: Creates a waterproof seal around windows and doors
- Cold-Temperature Application: Applies down to -20°F for year-round installs
- Large Project Roll: 75-ft length at 4-in width covers more openings with fewer joins
- Energy-Saving Seal: Helps reduce drafts to improve home efficiency
Specifications are provided by the manufacturer. Brand names are trademarks of their owners.
Yes, it can be applied in temperatures as low as -20°F.