freestanding bathtub faucet is our new product ,it's very attractive and high-class workmanship, machined-precisely 1. Materials: gravity casting high pure 62% brass body, zinc-alloy handle, chrome finsih2 Finish (the thickness of plating layer: Nickle is above bove 10um, Chrome is 0.25um.3. Noise level: 18-19db(A) at 3bar with filter4. Air Leak Test: 7kg5. Suited Temperature: -15oC-100oC6. Flux ...