Pella® Impervia® Fiberglass
To prove our proprietary fiberglass is the strongest material for windows and patio doors anywhere1, we put it through some of the most extreme tests in the industry. The results? Not only could Pella Impervia handle the weight of a 6,000-pound truck, but it also crushed the competition in head-to-head strength and impact tests. Now imagine what it could do for your business.
100x more impact resistant2
20x tougher in the strength test3
10x stronger in the bend test4
1Pella’s proprietary fiberglass material has displayed superior strength over wood, vinyl, aluminum, wood/plastic composites, and other fiberglass materials used by leading national brands in tensile and 3-point bend tests performed in accordance with ASTM D638 and D790 testing standards.
2vs. Andersen Fibrex®. Impact testing performance based on testing 10 samples of each material using ASTM D256, Method C.
3vs. Andersen Fibrex®. Tensile testing performance based on testing 5 samples of each material using ASTM D638 test methodology.
4vs. Andersen Fibrex®. 3-point bend testing performance based on testing 10 samples of each material using ASTM D790 test methodology.
Connect with a Pella Sales Rep Virtually
Meet online with a sales rep to learn about our complete offering, or schedule a virtual showroom tour to see our products firsthand.
Locate a Pella Supplier
See a selection of windows and doors, and get pricing for your project. Pella partners with leading professionals in your region.
Focus on the Future with Pella's Building for Success E-Book
Better days are coming. And one of the ways we're committed to building hope is by giving you resources that'll help you better prepare for whatever comes next. Our newly developed e-book is filled with in-depth information to keep your business ready to thrive.
e-Book Reader: To open the EPUB file, you'll need an e-Book reader app installed on your device. Most devices come with this pre-installed. If yours didn't, here are the best FREE apps to download:
Please contact a Pella rep with any further questions or needs.
Explore More of the Pella Difference
#1 performing wood window and patio door for the combination of sound, energy and value44
With 37 time-tested innovations, the Pella® Lifestyle Series allows you to offer homeowners countless performance options in a simple, streamlined package. Lifestyle Series products have available performance options that are 79% more energy-efficient45 and reduce sound 52% more than single-pane windows46 — so you can provide custom solutions homeowners will enjoy for years.
Right now the trade industry is facing a labor shortage driven by the demands of a growing housing market, and a shortage of qualified labor.
By bringing awareness to skills training and offering scholarship opportunities to aspiring tradespeople, we hope to help close the skills gap and elevate the trade industry. Pella is supporting Fine Homebuilding's® #KeepCraftAlive movement, click below to see more information about how to get involved.
#KeepCraftAlive Scholarship Winners
Celebrate the 24 Keep Craft Alive scholarship winners awarded $2,500 each to pursue continued education in the trades for the 2019 – 2020 academic year.
Elly Hart, Carpentry Apprentice
With more than 840 hours of in-school training and over 6,000 hours of on-the-job-experience, this young apprentice isn't afraid to take on an industry that lacks diversity.
One Carpenter's Life
Veteran framer Larry Haun reflects on how home building has evolved since the postwar housing boom of the 1950s.