The 20 MFD side is typically used for the compressor (HERM terminal)

The brass construction is suitable for natural gas

This specific control knob is built to interface seamlessly with the D-shaped or splined shafts commonly found on QMark electric heaters and Berko wall heaters

Maintains factory-specified gas-to-air mixing ratios for clean combustion

Johnson Controls KIT21A-600 Paddle Kit The 20 MFD side isMaintaining precise flow control in HVACR systems requires robust components like the Johnson Controls KIT21A 600 Paddle Kit. This stainless steel set is a direct replacement paddle kit specifically engineered for compatibility with the F61 Series flow switches. Designed for professional field installation, this kit includes 1 inch, 2 inch, and 3 inch segment paddles, providing the versatility needed to accommodate various pipe diameters. The use of