Application : Cover : Green EPDM - abrasion and ozone resistant. Reinforcement : . Tube : Transparent XLPE (cross-linked polyethylene). Temperature Range : Normal recommended operating temperature is -4F (-20C) to 150F (+65C) Branding : ALFAGOMMA - ITALY T505 16 BAR (240 PSI) - XLPE CHEMICAL - S & D (in orange letters). Coupling Suggestions : Cam and groove and combination nipples, preferably stainless steel, attached with bands.