Today we returned back to job to lay gas, poly into trench and put entire gas line on test. We patched holes drilled in concrete to pipe in gas. Piped in relief valve for pool heater. Gas line is currently tested and ready for inspection on Monday. Inspection is from 8 to 12. After inspection, we will return in the afternoon too backfill trench, and hook up gas line to unit. 1 year parts and labor warranty