What is WUI Compliance?Wildland Urban Interfaces (WUI) refers to zones where houses and areas prone to wildfires meet. Local building codes in WUI zones mandate fire-resistant materials for construction projects, including siding. WUI-Compliant materials resist flame spread and catching fire due to flying embers. TimberTech Advanced PVC Vintage and Landmark Collections used as Cladding meet WUI Compliance standards, ensuring your build adheres to regulations and offers an extra layer of protection. Learn more
Which TimberTech products can be used as cladding? The Vintage® Collection offers the widest range of sophisticated color palettes and unique board widths in the industry, offering maximum design flexibility with options to fit any home’s style. Defined by natural-looking colors that mimic the look of Ipe, teak, and other tropical hardwoods and a subtle wire-brushed, low-gloss finish, this elegant collection ensures a truly authentic wood look. Learn more
Can TimberTech Cladding be used in commercial exterior wall applications?Commercial applications are supported by AZEK’s updated code compliance report. CCRR-0266 approves use on commercial, multi-family and residential buildings. More specifically it approves use on exterior wall cladding building Types V-B and all construction types permitted under the IRC and FBC Residential. Additionally, it is approved for use on exterior wall cladding of building Types I-IV and on exterior wall cladding on fire-resistance rated walls. Learn more
Can hidden clips be used as fasteners?Hidden clips are not a part of our code compliance research report for TimberTech Cladding. If a hidden fastener is desired the 2.5” Cortex® can be used, along with the 2.0” Cortex® for installations over block construction. Learn more
What is the recommendation for the weather-resistant barrier / waterproofing?Each application is entirely different. The substructure must be built to be weatherproof, and we are decorative cladding that is not designed to keep moisture out. It is up to the architect, engineer, installer, and local code official to ensure the structure is weather-tight and meets code. Learn more
Does the installation require 2x4 pressure treated furring strips?Yes, our code compliance research report requires a minimum 2x4 PT furring strips. Our experience with smaller or thinner furring strips is they split and lose their holding power. Learn more