Main drain means the outlet(s) at the deepest part of a swimming pool or spa.
Main drain means the lowest pipe of a drainage system which receives sewage from all the fixtures within a mobile structure and conducts these wastes to the drain outlet.
Main drain means a submerged suction outlet typically located at the bottom of a swimming pool or spa to conduct water to a recirculating pump.
Examples of Main drain in a sentence
The piping for the skimmer system shall be designed to convey 100 percent of the recirculation flow rate.d. Main drain pipe capacity.
The piping for a skimmer system shall be designed to convey at least 100 percent of the recirculation flow rate.d. Main drain piping.
If a main drain is connected to the recirculation system, there shall be a control valve to adjust the flow between the main drain and the overflow system.c. Main drain covers.
Main drain and submerged suction outlets must be designed with sufficient open area that the maximum velocity through the cover does not exceed the cover’s listed flowrate.
Main drain piping shall be designed to carry at least 50% of the design flow.
More Definitions of Main drain
Main drain means a submerged suction outlet typically located at the bottom of a swimming pool that conducts water to a recirculating pump.
Main drain means a drain which is declared to be a main drain pursuant to section 100;
Main drain means the outlet or outlets in the floor of the pool.
Main drain means any drain declared by notice in the Gazette to be a main drain;
Main drain means any drain creek or water-course (or portion thereof) within the metropolis declared to be a main drain pursuant to this Part, whether the same is natural or artificial or on above or below the surface of the ground and whether the same is constructed or used or is to be constructed or used for carrying off surface or storm water.
Main drain means any drain creek or water- course (or portion thereof) within the metropolis declared to be a main drain pursuant to this Part, whether the same is natural or artificial or on above or below the surface of the ground and whether the same
Main drain means the outlet(s) at the bottom of the pool. These outlets are suction/gravity outlets connected to the recirculation piping.