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Cad Cell Replacement For C554 * Cadmium Sulfide Cell For C554A Flame Detectors. 12.0 Minimum Sensitivity At 12 Foot Candles.

INTERRUPTED ELECTRONIC OIL PRIMARY LINE VOLTAGE SAFETY RATED FOR RESIDENTIAL OIL FIRED BURNERS USED IN BOILERS FORCED-AIR FURNACES AND WATER HEATERS. TWO LINE LCD DISPLAY WITH ENVIRACOM COMMUNIC

20 Wire FC37 * Ionizing Wire 20 For FC37A1064 Cell.

Cad Cell Flame Detector * Cad Cell Flame Detector For Most Cad Cell Type Oil Burner Safety Controls.

20x12.5 Media Air Filter * Media air filter. 20 x 12-1/2 inches. MERV 10. Used with F27F1057.

TrueEASE Advanced Bypass Humidifier The TrueEASE Humidifier Line is easy to install with quick snap bypass direction adjustment. Advanced models save 30-50% of water. Easy to replace pads. Advanced models save energy by automatically closing the bypass when not in use

Versaguard Universal Thermostat Guard, Painted Metal Color, Opaque Polystyrene Ring Base and Wallplate Color, 5 1/16" Inside Height, 6 1/16" Inside Width, 6 1/2" Outside Height, 7 1/2" Outside Width, 2 15/16" Outside Depth, Vents in Guard Allow Airflow to Thermostat

Programmable 5 in 1 Stat

UP TO 2H/2C. 5.09 SQ. IN. DISP

Wiresaver Mod Con 4 wire to 5 * Wiring module to adapt a 5 wire thermostat to a 4 wire system. Obsoleted 09/13.