Elastomeric Waterproof Membrane

Parex USA

WeatherSeal Spray & Roll-On is a ready-to-use, 100-percent acrylic elastomeric waterproof membrane and air barrier that can be rolled, brushed or spray applied. It can be used to treat wall joints and flash rough openings with the use of embedded fabric. It is extremely flexible as it can bridge cracks and accommodate small movements up to 1/32 inch (.8 mm). The product is code approved for use under EIFS, stucco or any code approved cladding (ESR 2045) and is an ABAA certified air barrier designed to maximize energy efficiency. For more information, visit parex.com/products.pl.


Drainable WRB

Fortifiber Building Systems

WeatherSmart Drainable is a scientifically-advanced weather-resistive barrier incorporating patented technology that delivers exceptional drainage performance.

The product takes it to the next level by adding patented technology that channels liquid away from the wall assembly with greater than 95 percent efficiency. With a perm rating of 15, the WRB design provides architects and builders with the ideal level of vapor permeability. Protected by a 10-year limited warranty, it is available in 5-, 9- and 10-foot wide rolls by 125 lineal feet. For information, visit fortifiber.com.


UV-resistant WRB

Benjamin Obdyke

The FlatWrap UV is specially designed for use with architectural designs that incorporate open joint claddings. When used in conjunction with a rainscreen, it provides bulk water drainage, vapor permeability and durability. The product features a high performance tri-laminate design with superior UV resistance versus typical weather resistant barriers. In addition, the product has a vapor permeability of 35 perms, and has been proven to increase tear and wind load resistance for jobs over 40 feet. Available in 500 square feet rolls, the product can help significantly reduce both material and labor costs. The product does not require seams to be taped and its black color makes it virtually invisible in an open wall assembly, enhancing aesthetic appeal. For more information, visit benjaminobdyke.com.


Enhanced Rainscreen and Ventilation Mats

Stuc-O-Flex International

The company has announced performance enhancements to its WaterWay Rainscreen and Ventilation Mats. The new generation of Filter Fabric functions like an extra layer of housewrap surpassing water holdout requirements for weather resistive barriers, while providing a perm-rating in excess of 200. This fabric also offers the industry’s highest level of UV resistance allowing extended installation time on. For more information, visit stucoflex.com.


Drainage Mat for Wall Systems

Keene Building Products

Driwall Rainscreen is a drainage mat for exterior wall systems. The product eliminates incidental moisture problems in most exterior veneer applications. The full-wall entangled net product rolls over the weather-resistant barrier to separate it from the exterior veneer. The airspace that DriwalI Rainscreen creates increases airflow through the wall cavity, allowing the wall to breathe and stay dry.  For more information, visit keenebuilding.com.