O-RINGS (5PK) GREEN

Gasket (Flue Gas)

Comb.Ch.Dr.Refr. WB1B

BURNER

Ign.+Ioniz. Electrode Block

Gasket

Flow Sensor B1KA / CPK

Air Vent (Caleffi) CPK / B2Tx

BYPASS VALVE/CARTRIDGE

Comb.Chbr.Refr. WB2B / B2HA