John Guest Speedfit Under Floor Heating Service Kit For JG/CONTROL4 MVKIT03

Full internal service kit for the JG/Control4 and JG Control/5 mixing valve JG Underfloor internal service kit for JGCONTROL/4 and JGCONTROL5. Includes replacement thermostat and spring for the UFH mixing valve, as well as pre-lubricated replacement seals for the mixer’s brass temperature adjustment. Features and benefits Includes a replacement thermostatic element and spring. All pre-lubricated mixing valve seals included. Suitable for underfloor heating applications only.