Resideo FC100A1052 Filter L99H008 indicating the exact phase of

indicating the exact phase of the program or the nature of a lockout

Key Benefits Precise Modulation: Provides a steady 20 psi span for accurate manual adjustment of pneumatic control signals

ensure the original burner plate is retained and properly seated

you must loosen the damper selection screw and align the "NC" arrow with the "DAMPER" arrow on the selection dial

Optimized Alignment: Maintains the exact center-point for bearings to prevent uneven wear on motor windings and mechanical seals

Resideo FC100A1052 Filter L99H008 indicating the exact phase ofThe Resideo FC100A1052 (Honeywell Home) is a high efficiency MERV 11 replacement media filter engineered for compatibility with 20" x 12. 5" air cleaner housings. Designed to maintain system integrity, this pleated filter features a low static pressure drop of 0. 23 in. w. c. at 500 FPM, ensuring optimal airflow while protecting heat exchangers and cooling coils from dust accumulation. As a veteran grade HVAC media air filter, it utilizes a moisture