Tech returned to installed second floor washroom tub and shower faucet. Tech cut a whole behind the old valve and removed it. Tech then installed the new valve and tested for leaks no leaks found. Tech siliconed around the trim plate. Tech asked if client would like to keep their existing shower head or put on the new one client asked the existing one remain. Tech left the new shower head on site as a spare. Water pressure is 65-70 psi. No leaks found client is happy 1 year parts and labour warranty