Automatically prevent backflow in your kitchen faucet with the HomePointe Kitchen Faucet Replacement Check Valve from Homewerks Worldwide LLC. Boasting a plastic and brass construction for considerable durability and reliable use, this check valve makes it easy to maintain the performance of your kitchen faucet. It is intended for use with TV numbers 204-675, 239-939, 242-101 and 242-102, and lets water flow in one direction in order to prevent flow in the opposite direction. Translation: No more backflow! You can even count on the check valve to stop hot or cold water from flowing through the faucet to ensure the proper function of all parts of the system. And we promise you’ll have no trouble installing it at home for immediate use. The HomePointe Kitchen Faucet Replacement Check Valve from Homewerks Worldwide LLC measures one-inch long by three-inches wide by six-inches high and keeps your kitchen faucet functioning at its best.