Software interfaces. See also: application binary interface and application programming interface. A software interface may refer to a wide range of different types of interface at different levels: an operating system may interface with pieces of hardware.
The products used to seal these pipe joints are known as gaskets. A flange gasket is the particular style of gasket utilized to create a seal when two flanged pipe ends are bolted together. The most common use for gaskets is in the services industry, where water pipes need to be sufficiently sealed to prevent water leaks, loss of pressure, or external foreign contaminants entering the pipe.
Press the rubber gasket onto the new closet flange; be sure the gasket's tapered edge faces down. 6. Set the brass ring on top of the rubber gasket, and tap it down with the hammer. 7. Use a ratchet wrench to tighten the four stainless-steel screws that secure the flange to the floor.