System & Product testing

CWCT – Standard for systemised building envelopes – 2005

Cembrit Patina Original Façade / Windstopper/ SFS/ Nvelope Face Fix and Secret Fix

Cembrit put our Windstopper Extreme and Patina panels through a full CWCT sequence with UL in 2021 to test the full performance of the system.   Air Leakage (Infiltration & Exfiltration)  / CWCT Section 5 Water Penetration – Static  / CWCT Section 6 Water Penetration – Dynamic Aero Engine / CWCT Section 7 Water Penetration – Hose / CWCT Section 9 Wind Resistance – Serviceability / CWCT Section 11 Wind Resistance – Safety / CWCT Section 12 Impact – Retention to Performance & Safety to Persons / CWCT TN 76

Fire Resistance Test In Accordance With BS EN 1364-1:2015

Cembrit Windstopper Extreme has been tested in accordance to BS EN 1364-1:2015 (BS 476-22:1987). As part of a non-load bearing vertical building element on SFS Windstopper Extreme 9mm will provide up to EI 90/90 minutes of fire resistance when exposed to fire from one side.

Fire Resistance Test In Accordance With BS EN 1364-1:2015 at Cambridge Fire Research

Fire Resistance Test In Accordance With BS EN 1364-1:2015 Cembrit Windstopper Basic 9mm has been tested in accordance to BS EN 1364-1:2015 (BS 476-22:1987). As part of a non-load bearing vertical building element Windstopper Basic 9mm will provide up to EI 60/60 minutes of fire resistance when exposed to fire from one side.

British Board of Agrément Windstopper Extreme

Agrément Certificate Product Sheet relates to Windstopper Extreme, fibre-cement boards for use externally as sheathing boards to new and existing buildings, providing temporary weather protection prior to over-cladding with a permanent façade rainscreen cladding. The boards can be used structurally when applied to steel-frame substrate walls. The boards are non-structural when applied to timber-frame substrate walls, providing racking resistance where required. Windstopper Extreme Category, Class (EN12467) - NT A1 l Reaction to fire (EN13501-1) - A2-s1, d0 Density (EN12467) - Kg/m³ 1375 Cembrit Windstopper Extreme will function as a temporary façade for up to 12 months  

SINTEF Certification

SINTEF certify that Windstopper can be used as a wind barrier system and may stay exposed to external climate for up to 12 months for Windstopper Extreme and 6 months for Windstopper Basic before a cladding is installed on the outside. **When installed in conjunction with Cembrit Windstopper Tape.**

Cembrit Façade Board been certificated by  British Board of Agrément (BBA)

Agrément Certificate Product Sheet relates to Cover, Solid and Patina Cladding Panels, fibre-reinforced cement panels for use as exterior non-load bearing, decorative cladding panels on timber or metal vertical supports over timber frame, steel frame or masonry external walls of new and existing buildings. The panels are capable of safely sustaining and transmitting to the supporting structure of the building all dead, imposed and wind loads. • factors relating to compliance with Building Regulations where applicable • factors relating to additional non-regulatory information where applicable • independently verified technical specification • assessment criteria and technical investigations • design considerations • installation guidance • regular surveillance of production • formal three-yearly review.

Roofing prodcut testing

Cemsix BBA

Agrément Certificate Product,  Cemsix, corrugated, fibre-reinforced cement roof and wall cladding sheets available in raw or acrylic finishes