Hi-Flame
Alpha 3 Boiler Thermostat Knob
The Alpha 3 (AL910) Boiler Thermostat Knob is the control knob for the boiler thermostat on your Hi-Flame Alpha 3 Boiler. This genuine spare part replaces a worn or damaged knob and restores the ability to adjust the thermostat setting safely. Made to the original specification and simple to fit.
