Cascada B-Type Thermostatic Cartridge w/ Washer for 4–7 Knob Shower Valve
This model is designed specifically for B-Type thermostatic systems. 4-Knob Thermostatic Shower Valves. 5-Knob Thermostatic Shower Valves. 6-Knob Thermostatic Shower Valves. 7-Knob Thermostatic Shower Valves.