【No Hassle Installation】Please make sure the water valve is closed before installing the ceramic valve replacement , the wrench can help you easily detach the faucet handle and the damaged valve cartridge , please check if the old cartridge is close to clockwise like the replacement one , and then reinstall the new replacements , which are the K-GP77005-RP , K-GP77006-RP cartridges and faucet handles 【Easy to Use】Rotate the practical faucet cartridge replacement and close it clockwise , then rotate it again and close it counterclockwise 【Brass and Ceramic】Sturdy ceramic valve cartridge is constructed of quality brass and ceramic with chrome plated surface , which is heat and abrasion resistant and rustproof to withstand the wear and tear of daily use 【Broad Compatibility】Versatile hot and cold faucet cartridge part is compatible with double handle faucets from 1990 to 2010 , please make sure the damaged faucet part is the replacement of K-GP77005-RP before placing an order , and K-GP77006-RP hot and cold water faucet is also replaced 【Wide Range of Applications】Heat resistant ceramic valve helps to solve the problem of water leakage when the sink faucet handle head is closed or difficult to open and close the kitchen faucet valve, Manufacturer: PATNFR