520738 Glow Bar Replacement Kit is the Original Equipment shouldered round spiral series HSI Hot Surface Igniter and "Glow Bar" for Dynavent, Suburban, and Williams through wall furnaces and greenhouse heaters.
520738 is the most current part number and replaces all previous part numbers including: 100980, 187667, 231313
520738 Glow Bar Hot Surface Igniter fits the following Dynavent and Suburban wall furnace models:
DNV25N, DNV25P, DNV25G, DNV25GS, DNV40N, DNV40P, DNV40G, DNV40GS