Floor Drain P Trap Diagram

The waste stack runs to the basement and changes from 3 to 4 cast iron 3 feet above the basement concrete slab.

Floor drain p trap diagram. Smith manufactures a full line of floor drains and devices that are easy to install and cost effective including variations for heavy duty drains with adjustable strainer heads special purpose drains traffic drains planting area drains trap seal primers devices and more to suit any construction need. I have a 1st story bathtub with a 1 1 2 pvc p trap connected within 18 to a 3 cast iron waste stack and vent. The left side of the trap connects to the plumbing fixture and the right side connects to the sewer. Basement floor drains don t get a lot of attention until the sewer backs up or the basement smells like an outhouse.

Both kitchen 1 1 2 inches and bathroom 1 1 4 inches are smaller than the rest of the drain system on purpose. The diagram at right shows a p trap which can be found at sinks showers and bath tubs. See more ideas about floor drains basement flooring shower pan. When installing your vents it s highly recommended that you plan out your drain lines to minimize the risk of clogging.

There is a p trap in the 4 cast iron under the basement slab. Water runs down the sink drain into a p trap so called because it s shaped like the letter which fills up with water to prevent sewer gases and odors from getting into the house through the pipe. The left side of the trap connects to the plumbing fixture and the right side connects to the sewer. This water gets refreshed whenever more water runs through it.

The sewer side will have sewer gases present but the water sitting in the bottom of the trap prevents the sewer gases from entering in to the house. This diagram of a typical dwv system is called a plumbing tree. Apr 11 2018 explore mitchell matthews s board floor drain details on pinterest. A note on the main drain.