How To Install Water Pipe Under A Floor

Richardmc apr 4 2007 1.

How to install water pipe under a floor.

Water pipes under new concrete floor. Cut a smaller opening in the ceiling for the vent pipe. Can someone advice on the correct way to do this and which pipe i need. The water line will have to travel through cabinets or potentially through a hole drilled into the floor so determining the best water line path ahead of time can help prevent mistakes and unforeseen problems.

Where the incoming pipe enters the building at a distance of less than 750mm from the external face of the wall the pipe should be insulated within the duct. Follow the manufacturer s instructions for mixing the. Make concrete using concrete mixture to repair the floor you have broken up. Install pex tubing before pouring a concrete slab for the home or install it when using plywood as a subfloor.

To do this you ll need either a vent that goes under the floor or an air admittance valve aav. Open faucets on the lowest floor to drain the line. You ll need a way to prevent the sewer gases from coming up the pipe and stinking up your kitchen. The valve works by opening when wastewater goes down the pipe preventing sewer gases from escaping.

See diagram 2 below. Push the pvc or metal pipe under the slab foundation through the hole you have cut using the high pressure washer. Diagram 2 where the incoming pipe passes through a vented or unvented airspace such as below an internal suspended lower floor the pipe should. Shut off gas or electricity to the water heater and turn off the water supply at the main shutoff valve.

For a 1 1 2 inch vent pipe a 2 1 2 inch hole is sufficient. Replace the soil you have removed during digging. I am putting in a new concrete floor at one end of my kitchen and want to run a water pipe in it to service a sink. Hydronic systems circulate heated water through pex tubing that winds under the floor.

Anchor the drainpipe with straps. Provide a stable level surface near the main water line for the softener to rest on so it s easily accessible. How to install prowarm warm water underfloor heating using the prowarm pipe staple system.