Reznor 196688 Primary Air Restrictor, Propane Only

Reznor UDBP 196688 Primary Air Restrictor, Propane Only Fits Models: PDH 175, PDH 200, PDH 225, PDH 250, PDH 300, PDH 350, PDH 400A, RDH 175, RDH 200, RDH 225, RDH 250, RDH 300, RDH 350, RDH 400A, RHH 130C, SDH 175, SDH 200, SDH 225, SDH 250, SDH 300, SDH 350, SDH 400A, SHH 130C, UDAP100, UDAP150, UDAP60, UDAP75, UDAS100, UDAS150, UDAS60, UDAS75, UDBP100, UDBP125, UDBP150, UDBS100, UDBS125, UDBS150