That is the 'flapper valve' in the bottom of most toilet tanks. This valve is pulled up when you flush, admitting water into the bowl.
a leaf (as in "drop-leaf" table)
A little doorlike flap is the valve.
Is the fill valve leaking in your plumbing system?
The purpose of the toilet flap in a plumbing system is to control the flow of water from the toilet tank into the bowl, allowing for flushing and refilling of the bowl after use.
Is the shut off valve in your plumbing system leaking?
It does not have a water flow valve in the heater plumbing.It does not have a water flow valve in the heater plumbing.
A cat flap is at the bottom of a door and it is used for cats to get in and out of the house instead of having to open the door every time.
The purpose of the clean out valve in a plumbing system is to provide access for clearing clogs and blockages in the pipes. It allows for easy maintenance and cleaning of the plumbing system.
valve
A muscular valve is like a strong flap that is capable of opening and closing at will. An example of a muscular valve is the pyloric sphincter.
The opening of the coronary sinus is guarded by a flap of tissue called the Thebesian valve. This valve helps prevent backflow of blood from the right atrium into the coronary sinus.
valve