Steep roof insulating system puren Perfect 

The roof insulating system with its top performance of TCG (WLS) 023 for highest thermal protection for full-surface installation directly onto rafters or the paneling

puren® Perfect is made of high-performance PU rigid foam insulating material (polyurethane) with pure aluminum outer layer (50 µm) on both sides.  In addition, the roof insulating system is topside equipped with a diffusion-open roof-deck foil with self-adhesive seams.

• Application type DAD
• Building material class B2
• Full-surface insulation TCG (WLS) 023 with no thermal bridging for installation onto rafters or paneling
• Highest insulation performance at low material thickness
• All-around tongue+groove joint
• Topside laminated with diffusion-open roof-deck foil (sd = 10 m), self-adhesive seams ("adhesive-on-adhesive system")
• Executed as roof-deck foil protected against splitting of seams and perforation (add. measure class 3) in combination with the puren nail sealing tape
• Printed grid serving as cutting aid
• Available also without roof-deck foil to be used either way up with low cut-off waste
• Ecological product with Environmental Product Declaration (EPD)