Photo resistors

Viessmann 7813558 Flame detector long for burner VBW Vitoflame 100, RN, Blueflame, Unit oil burner.Burner No.: 7143271, 7143272, 7143273, 7143276, 7143277, 7143278, 7170981, 7174936, 7174937, 7174938, 7218400, 7218401, 7218402, 7218403, 7218404, 7218406,...