Lochinvar ORF2901 , 100164139 ORIFICE, MAIN BNR. LPG., ALL

Lochinvar ORF2901 ORIFICE, MAIN BNR. LPG., ALL

Used in the following models: RB 399, RW 399, Mini-Fin RB 45-360, Mini-Fin RW 90-360, RB 500, RW 500, RB 45, RB 75, RB 90, RW 90, RB 135, RW 135, RB 180, RW 180, RB 225, RW 225, RB 270, RW 270, RB 315, RW 315, RB 360, RW 360