Hot and Cold Cartridges for Waterworks Highgate Lavatory Faucet with Cross Handles HGLS01-12N Adapters It contains a wax thermostat

It contains a wax thermostat element (thermo core) that expands and contracts in response to water temperature

Overall height 2-1/2"

If your shower system is over 15 years old and the Diverter Assembly has not been replaced

Pop-up Rod with Metal Knob sold separately

Hot and Cold Cartridges for Waterworks Highgate Lavatory Faucet with Cross Handles HGLS01-12N Adapters It contains a wax thermostatProduct: Waterworks Cartridge 258790 and 337847 Features The cold cartridge opens in the clockwise direction. The hot cartridge opens in the counterclockwise direction. Solid brass construction Premium, precision made cartridges made in Germany Meet or exceed industry standards Shop with Confidence Free shipping No sales tax except in California This is a quality product covered by our warranty Fulfillment In stock, ships today.