1/2-5# SPDT GAS PRESS. SWITCH

1/2-5.5"WC SPDT GAS # SWITCH

3/21"WC SPDT,GAS SW.AUTO

3-21"WC SPDT # SW.OPEN-FALL

BREAK-FALL M/R 3-21"WC # SWTCH

5-35"wcM/R OPEN-FALL # SWITCH

5-35"wcOPEN-FALL # SWITCH