Sirrus SK1850-2 Thermostic Cartridge (by Gummers) with Wax Thermostat Element By

Answer: Yes. Assemble the new Bristan / Sirrus SK1850-2. We will respond to you as soon as we can. BATH SPARES >Bath Air & Water Jets. Tighten in place using the 46mm spanner. Also, remove thethermostat and piston assembly and the spring.