Byute Flash 75 mm × 3 m – All‑Purpose Weatherproof Flashing Tape

Byute Flash is a versatile, self‑adhesive flashing tape featuring a robust aluminium‑foil facing bonded to thick butyl rubber. Designed for enduring weatherproof sealing, this 75 mm × 3 m roll is ideal for medium‑scale sealing tasks around roofing and building elements.

Product Details

The tape offers a durable aluminium surface that is UV-resistant, water-resistant, and can be painted to blend with various roofing materials. The butyl backing provides strong, flexible adhesion to a wide range of substrates including metal, PVC, brick, fibreglass, timber, glass, cement, and more

Typical Uses

Sealing gutter laps, downpipes and roof penetrations
Flashing skylights, windows, doors and pipe entries
Repair tape for caravans, sheds, tanks, cladding seams
Temporary or permanent weatherproof sealing for challenging areas

Size & Comparative Range

Width	Length	Pack Type	Typical Uses
50 mm	3 m	Handy pack	Tight gaps and minor repairs
75 mm	3 m	Standard roll	Gutter laps, flashings, tank tops
50–300 mm	10 m	Stock rolls	Larger projects and roof spans

Other widths available in 10 m rolls include 50, 100, 150, 200, and 300 mm

Benefits & Performance

Strong adhesion: Bonds instantly to clean, dry surfaces without heat or foam, forming a long-lasting seal
Flexible and conformable: Moulds easily around fascia boards, barge edges, pipes, and irregular profiles.
Overlap recommendation: Minimum 25 mm overlap ensures uninterrupted sealing
Weather resistant: Withstands UV, rain, and temperature fluctuations to protect against water ingress.

Installation Guide

Clean and dry the application surface to ensure optimal adhesion.
Cut tape to the required length with scissors or a knife.
Peel the release liner and apply firmly, smoothing out air pockets.
Overlap adjacent strips by at least 25 mm for full coverage.
No primer, heat gun, or sealants needed—application is quick and clean.

Why Choose Byute Flash 75 mm × 3 m?

This mid-width roll balances coverage and flexibility—it’s wide enough to handle larger joints yet compact for targeted repairs. The combination of an aluminium face and high-tack butyl backing offers reliable, permanent sealing for roofing, flashings, tanks, and caravan applications. Furthermore, its aluminium finish can be painted to blend with existing building colours.

For broader areas, consider the 75 mm × 10 m or wider rolls (100–300 mm), or the 50 mm × 3 m handy pack for narrow gaps. Whichever your need, Byute Flash delivers dependable protection and ease of application for tradespeople and DIY users alike.