... and stainless steel stand to support the tub . 2. The walk in tub is outer opening door ,the lock use high quality and aslo ... water pump ,air pump ,heater ,Ozone , thermostatic faucet . 4. The walk in tub choose copper faucet ,cold/hot water switch ,two sets ... drainage .The faucet aslo can be the large waterfall ,which can fill the tub in the 9 mintues under the Chinese water pressure . 5. the size is ...