Hose for Gas Propane-Butane 9x3mm 25m. Made in Poland. Hose is made of PVC with the addition of rubber; reinforced with polyester mesh. Technical Data Operating pressure: 20 bar, burst pressure: approx. 60 bar Temperature range: -10°C to +50°C Hose dia. inside: 9 mm Wall thickness: 3 mm Hose dia. external: 15 mm Roll length: 25 m Material: PVC, rubber