Flush tank

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a water tank which can be emptied rapidly for flushing drainpipes, etc.

See also: Flush

Webster's Revised Unabridged Dictionary, published 1913 by G. & C. Merriam Co.
References in periodicals archive ?
Washbasin drain water first fills the flush tank then goes into the overboard drain.
Underlining an example of water wastage he said people don not bother to repair leakage of a flush tank, taps and rotten lines causing huge water loss going in drainage system.
A microbiological sensor filters soapy water into the flush tank of the toilet and the unused water into either safe direct contact or irrigation water.
He claimed the note was discovered in the toilet's flush tank.
This mixer is also rated for 3 psi internal pressure for inert gas blanketing and for accelerating product discharge through an automated 3" flush tank ball valve.
The flush tank ball valve mounted on the vessel's bottom front features a 150# ANSI flange outlet connection, pneumatic actuator and air-powered open/close controls.
can Flush tank, hose 1 042W1 42-00964 No NSN and gun
Flush tank mechanisms consist of two control valves.
They disappeared from the market when the low-gallon flush tank came into use because the flushing mechanism just didn't work well, but the problem appears to have been addressed because one of the more active manufacturers, Geberit, recently reintroduced it.
The 'little brother' of the flush tank valve is the tank sample valve, which can be flush welded to the side of the vessel avoiding the need for gaskets and 'o' rings.
I have the flush tank on my toilet two-thirds full of water-filled bottles.