Atactic Poly Propylene (APP) modified bituminous membrane with PE foil and flexible at -2 °C (Formerly Sika® WP Shield-103 P)SikaShield® P24 PE IN 3 mm is an APP modified bituminouswaterproofing membrane with a thickness of 3mm. It is reinforced with a non-woven polyester fabricand is flexible at -2 °C. The top surface is coatedwith polyethylene foil, which ensures the bond of theoverlying layer. The underside of the product has aburn-off film for easy torch-application.