Fenwal 35-655700-003 Control Freon 75" wc at the 1/4"
Baker’s notes & crumb story
Description
Fenwal 35 655700 003 Control Freon 75" wc at the 1 4" 75" wc at the 1 4" barb connection before concluding the switch is faulty making it ideal for HVACR pressure sensing in vent and flue systems