Install new Prv and main house shut off valve. Also install thermal expansion tank with bracket. Pull and reset toilet. Install new fill valve. Repair section of copper. Furnished installed new PRV and thermal expansion tank. Also in master bath installed new, fill valve for toilet. Pulled and reset toilet on main floor. And in crawlspace, repaired section of half-inch copper pipe that was corroded. Tested and no leaks present at this time. Set water pressure to 65 psi. Cleaned up work area.