commonly found in wall heaters or floor furnaces

Common Questions Is the S1-026-34028-001 a manual or automatic reset switch

Optimized Flow: The 45-degree angle reduces pressure drop compared to standard 90-degree elbows

preventing gas flow in the absence of a stable ignition source

Precise Calibration: The #42 drill size provides the exact flow rate required for LP gas configurations in Johnson Controls HVAC parts

System Sensor ST-3 Sampling Tube commonly found in wall heatersThe System Sensor ST 3 is a 3 foot metal sampling tube designed for HVAC duct smoke detection in air streams widths ranging from 2 to 4 feet. As a veteran grade replacement for the L 307 1, this rugged cold rolled steel component is essential for ensuring your InnovairFlex or legacy System Sensor DH100, DH200, DH400, and DH500 series detectors function according to code. When installing, always ensure the air inlet holes face directly into the airflow