Resideo HPSR106 Switching Relay 321042-401 For 3/8 x 3/8 TXV
Baker’s notes & crumb story
Description
Resideo HPSR106 Switching Relay 321042 401 For 3 8 x 3 8 TXV For 3 8 x 3 8 TXV installations the Resideo 40003918 007 Adapter Kit (also cataloged as 40003918 007 U) is a critical component for retrofitting and maintaining 3 way diverting valves