Raypak 337A Air Pressure Switch (010354F) filters This replacement is especially useful

This replacement is especially useful when the original baffle is warped

improve heater response

Improves circulation and pressure

or no longer worth continuing to patch

Raypak 337A Air Pressure Switch (010354F) filters This replacement is especially usefulThe Raypak 337A air pressure switch is designed for compatible heater applications where the supported operating condition switch needs replacement. A pressure switch is useful because it helps verify that airflow or related system conditions are within the intended range before the heater continues operating. This replacement is especially useful when the original switch is inaccurate, failed, or no longer dependable. Matching the correct pressure