DuPont Tyvek StraightFlash Single-Sided - 9" x 125'


In Stock and Ready to Ship

Free Ground Shipping

on orders over $499


Innovative single-sided, self-adhered material that provides superior protection against the elements

Ideal for helping to protect heads and jambs of rectangular windows

Durable, premium window flashing that helps protects rain from entering around window openings in residential structures.

Designed for 120 days of exposure to UV light

Easy installation with quick release backing

Adheres to most common building materials

Contains no asphalt

Release line ris 2 piece, heavy-duty siliconized paper


DuPont 9" x 125' StraightFlash for residential window flashing is ideal for protecting heads and jambs of rectangular windows. By bridging the interface between the rough opening and building envelope, DuPont StraightFlash protects these vulnerable areas that are subject to potential water damage. DuPont StraightFlash is a premium, self-adhered flashing made with DuPont Tyvek and a 100% butyl-based adhesive layer. This makes for a durable, premium window flashing that helps protect rain from entering around window openings in residential and commercial structures.


Manufacturer DuPont Tyvek
Brand DuPont Tyvek
Sub Brand StraightFlash
Adhesive Butyl Rubber (black)
Application Jambs and Heads of Rectangular Windows
Made in the USA Yes
Package Quantity 1
Returnable Yes
Quick ID Q1063
UPC 083014102731

Weights and Dimensions

Weight (Pounds) 18.85
Length (Feet) 125
Thickness (Inches) 30 mil
Width (Inches) 9

Info & Guides

Reviews & Q&A

Want to learn more? Read product reviews and questions and answers about this product from other customer just like yourself. Have a question? Just click the 'Ask a Question' button and let us know. We'll review your question and post the answer here.