Finished Hangzhou-Ningbo 304 brand stainless steel bellows: contains nuts, washers, decorative cover, Elevators bags 2 installed: pipe works well for 50 years the family must have!

High temperature: no metal tube design, 100 ℃ boiling water no problem!

Anti-burst: corrugated design, to improve their rate of expansion, maximum pressure 18 kg (common household water pressure around 3 kg, it is recommended to use less than 10kg)

Family faucet / water heater / toilet / water system / pipe / line protection are all applicable.