Push a long screwdriver up into the old check valve to drain the water above the valve. Push the pipe fully into the rubber sleeves of the check valve, then tighten the band clamps to seal the joints.

Above the check valve, attach another section of pipe long enough to reach above the top of the basin. Drill a 1/4-in. to 3/8-in. vapor lock release hole in the section of pipe that's just below ...

Outside valves should be open to let the water drain and remain open "so that any water remaining in the pipe can expand without causing the pipe to break." Insulate attics, basements and crawl ...

Outside valves should be open to let the water drain and remain open "so that any water remaining in the pipe can expand without causing the pipe to break." Insulate attics, basements and crawl ...