Description
Classic FF 360P
Classic FF 380P
Classic FF3100
Classic FF330
Classic FF340
Classic FF340 LF
Classic FF350
Classic FF350 LF
Classic FF360
Classic FF360 LF
Classic FF370
Classic FF380
Classic HE 15P
Classic HE 18P
Classic HE12
Classic HE15
Classic HE18
Classic HE9
Classic SE12 FF
Classic SE12 FF Slimline
Classic SE9 FF
Classic SE9 FF Slimline
Classic Slimline FF 330
Classic Slimline FF 340
Classic Slimline FF 350
Classic Slimline FF 360
Optia FF30
Optia FF40
Optia HE 12
Optia HE 9
The burner is the primary heat method for all boilers. In natural gas appliances, the gas is transferred to the gas valve and in to the burner where it is ignited. The resulting heat is then used to heat the water in the boilers primary heat exchanger.