SOPRA-XPS 35 is a rigid thermal insulation board made of extruded polystyrene with shiplap or square edges on all four sides. It is composed of closed cell foam. It is mainly used as a thermal insulation for SOPREMA protected-membrane roofing systems (inverted roofs). Compliant with CAN/ULC S701.1, Type 4.
A New Eco-Friendlier Formula (GWP of 1).
Up to 70% recycled content for the entire product line.
- Exceptional water and moisture resistance
- Superior initial and long-term thermal performance (R-5/in)
- Global Warming Potential of only 1
Tests and certifications
XPS - Extruded Polystyrene
R and RSI Value Converter
5.0 per inch