Many basement floor drains tie directly to the home s sewer system but in some communities local building codes require floor drains to run to a sump pit where a pump lifts the water to the exterior surface of the house.
Cast iron basement floor drain diagram.
The floor drain has an area which bypasses the trap.
The drainpipes are made of cast iron galvanized pipe copper or plastic.
The laundry room floor drain is typically a 4 inch round diameter hole located at the lowest point of the room which is usually installed in the basement floor during the construction phase of a build.
The diagram at right shows a p trap which can be found at sinks showers and bath tubs.
Cast iron drain pipe leak repair case odors lead to discovery of under floor drain leaks cast iron drains receiving roof gutter drainage may burst basement floor slabs often on city lots that are flat and poorly drained builders or building owners were pressed to decide how to get rid of rainwater spilling off of building roofs and through.
Basement floor drains don t get a lot of attention until the sewer backs up or the basement smells like an outhouse.
Local building codes that regulate the materials used in the dwv system have changed over the years so most older homes have a combination of materials.
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