Kitchen Sink Plumbing Under The Floor

Two tailpieces and a tee if a double bowl sink one p trap one long straight section and one long elbow section.

Kitchen sink plumbing under the floor.

The receptor pictured is a pvc floor sink which can be obtained at a reasonable price. I would like to do this to avoid cutting into a number of studs cripples that are supporting a large window. The current copper line goes down to the crawl space underneath the house and comes up in a very inconvenient location of the floor under the dishwasher. I am remodeling my kitchen and moving the kitchen sink about 6 to an outside wall.

Install the new water supply lines. Make sure this is the shortest path possible before you physically remove flooring to lay the pipe. I would like to drop the sink drain through the floor underneath the base cabinet rather than plumbing into the wall. Plan the path of your pipe start preparations by running your 2 inch drain pipe under the floor from the kitchen s main waste stack to the cabinet housing your island sink.

Right now i m in the middle of replacing a copper water supply line from underneath the kitchen sink to where the dishwasher goes. I ve looked at the regs and we seem to have room for the pipe size and gradient required assuming we put it under the floor. A cleanout is a removable threaded cap that gives you access to the drain pipes so you can remove blockages with a drain snake. We are moving our kitchen having created a new kitchen diner and are intending to install a wet underfloor heating system we have suspended timber floors.

The reference gives more information on pipes for the kitchen sink. With each part nuts and washers are supplied. The sink s drainpipe runs downward to connect in the floor to the main drainpipe which originates with the commode. The p trap is an important component of sink plumbing that prevents toxic sewer gases from leaking into the home.

However the sink is currently 5m away from the drain. Place the new pipe on the floor in the work area. The commode drainpipe is the largest in diameter either 3 or 4 inches and all. Cleanouts are generally required on horizontal branches of drain pipe but because the p trap has removable connections it can serve as a cleanout so you usually don t need another one under the kitchen sink.

Identify each of the following. In order to do this you will have to attach the drain to the s trap below your sink where it falls into the floor including applying putty and putting drains into the base of the sink adding the tailpiece and then fitting the t fitting onto the bowl. When you are installing a kitchen sink drain pipe along with the drain attachment on the floor you will need to be able to fit the drain and the parts together. It is similar to a floor drain as it is installed flush with the floor but has a much larger chamber to receive the indirect wastes and does have a strainer as called for in the plumbing code in addition to the grate.