Flashing Systems

An Integral Part of the Window Assembly

There are many ways that water can find its way through window or door openings. They will not perform to expectations if they aren’t properly flashed and leaks occur. By helping direct water to the exterior, flashing systems help to seal the building envelope and protect against water intrusion.​

Flashing Systems Products

Click on any product for more information.

DuPont™ Flashing Systems

DuPont™ Flashing Tape

Cost-effective, self-adhered flashing tape with improved workability made from polypropylene film with a butyl rubber adhesive backing. Helps create a durable seal against water intrusion around heads and jambs of windows.

DuPont™ FlexWrap™

Seamless protection of 3-D window sills, custom windows, and half round arched windows. Engineered for residential and commercial construction to withstand the rigors of the job site.

DuPont™ StraightFlash™

Innovative, single-sided, self-adhered flashing solution that bridges the gap between the rough opening and building envelope to protect against water intrusion around heads and jambs of rectangular doors, windows and other gaps.

DuPont™ VersaFlange™

Unique dual-sided, self-adhered flashing tape used for brick mould and non-flanged windows and doors for residential and commercial construction.

DuPont™ IntegrationWrap™

A simple and effective method for integrating DuPont self-adhered window flashings with Tyvek® for window first installations.  

DuPont™ FlexWrap™ EZ  

An easy-to-apply, self-adhered, flexible flashing for sealing smaller exterior electrical, heating, ventilation and air conditioning (HVAC) and plumbing penetrations.

MortarNet™ Flashing

MortarFlash peel-and-stick flashing membrane roll

MortarFlash™

A 20-Mil PVC is a non-reinforced polyvinyl chloride (PVC) thru-wall flashing membrane designed for use as a low-cost alternative in concealed flashing applications. When the use of prefabricated accessories is not feasible, MortarFlash™ 20-Mil PVC can be used to create inside and outside corners.

TotalFlash factory-assembled masonry cavity wall flashing panel

TotalFlash®

A patented complete, factory-assembled masonry cavity wall flashing system that cuts labor costs and install times to provides better performance than standard through wall flashing. It combines a flashing membrane with a mortar dropping collection drainage mat, weep tabs, drip edge and termination bar into a single, easy-to-install panel. Suitable for use at all flashing locations, including base of wall, above exterior wall openings and bond beams, in parapet walls, and wherever flashing is desirable.

BlockFlash embeddable flashing solution for single wythe CMU walls

BlockFlash™

A complete, embeddable flashing solution for managing moisture in exterior single wythe CMU walls. It uses patented flashing pans to collect moisture in the wall and channel it to the exterior through integrated weep spouts. Its included drainage mesh provides hundreds of clear pathways for water to flow around mortar droppings inside the block cells so it can be collected by the pans.

Quickflash Weather Proofing

Quickflash panels complete the building envelope system and offer a no caulk friction seal for reducing liability for moisture intrusion. Quickflash line of flashing panels are non-conductive and non-corrosive and save time and labor by ease of install. They are designed to work under a variety of exterior finishes and can be integrated with most weather barrier systems when installed correctly.

Flashing Resources

Cost-effective, self-adhered flashing tape with improved workability made from polypropylene film with a butyl rubber adhesive backing. Helps create a durable seal against water intrusion around heads and jambs of windows.

Need literature, product samples, install guides or general product or sales information?