They usually range from 2 to 12 inches 5 1 to 30 5 cm.
What is a floor drain trap.
A floor drain is designed to drain water away from a specific area.
A plumbing drain trap is designed to retain a small amount of water each time the sink drains and this water standing in the bottom of the curved portion of the trap seals the drain and keeps sewer gasses from escaping the drain and entering your home.
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If nothing drains into the floor drain prevent sewer odor by pouring a pitcher of water down the drain every couple of weeks.
A floor drain is a plumbing fixture that is installed in the floor of a structure mainly designed to remove any standing water near it.
A p trap gets its name because it combines two 90 degree joints with a horizontal overflow pipe and gives the entire unit the shape of the letter p one of the 90 degree joints exits the drain of the sink and then is joined to another which contains a water seal system that allows for water to flow into the overflow pipe but not to flow.
They are usually round but can also be square or rectangular.
Most are 4 inches 10 cm in diameter.
A floor trap is designed to hold a pocket of air.