Village Plumbing & Heating was in North Hollywood was called out for a leak detection. When Village Plumbing & Heating got to customers house we found that there was a leak on the high pressure line to back yard. We used the leak detection to locate leak in back yard- Owner will need to have manifold re-built. We replaced the line in copper from back yard to front yard. Approx. 10 feet. Village Plumbing & Heating was also in Northridge, We had a customer that we Ordered , then installed new door on TK3.( That’s a Takagi Tankless Water Heater) We, also descaled heater and tested. Ran relief valve to outside.