Fan muffler

Faucet for filling tanks

Faucet-like bidet attachment

Fill valve

Firestop stack fitting

Fixture for disposing of bodily waste having an...

Flapper flush valve

Flapper valve apparatus and method of use

Flapper valve with dual action arm

Flexible flange apparatus with a flexible membrane

Flexible sleeve for connection to a plumbing fixture

Floatable deodorant holder

Floor level waste pumping system for toilets

Floor protection and cleaning in male toilets

Flow control device

Flow-restricting toilet bowl re-fill tube discharge

Flowrate controller for wc flushing

Fluid control mechanism

Fluid control system

Fluid dispenser