Best-in-Class Ratings
There is more to Enviroshake than meets the eye. Through superior engineering, Enviroshake offers industry-leading performance, aesthetics, and longevity.
Virtually Maintenance Free
Engineered to resist rot, mold and insects. No preservatives, sealing or refinishing are required.
Highest Impact Rating
Rated Class 4 under UL 2218, the highest impact-resistance classification for roofing materials.
Authentic Natural Aesthetics
Replicates the profile of taper-sawn cedar shakes and the texture of quarried slate, developed from 3D images.
Sustainably Engineered
Manufactured from approximately 95% recycled materials, including post-industrial plastics, elastomers and cellulose fibre.
Class A & Class C Fire Rating
Class A and Class C fire ratings available, tested to ASTM E108 / UL 790. Class A is the highest roof fire classification.
Limited Lifetime Material Warranty
Backed by a fully transferable 50 year limited lifetime warranty, ensuring performance that greatly outlasts natural cedar.
Tested Wind Resistance
Third-party tested to 180 mph (290 km/h) under ASTM D3161, with a published wind uplift resistance of -430 psf.
Curb Appeal
Available in a wide range of cedar and slate colors, with custom tones available to suit regional architectural styles.
Beauty Built to Last
From classic colonials to modern farmhouses, Enviroslate® and Enviroshake® elevate every architectural style with enduring beauty. Explore real homes finished in our composite slate and cedar shake.