Isolation Valves

Isolation valves are used on the suction and discharge sides of a circulator (pump) to allow it to be serviced or removed. Our Dual Unit Connection Kits allow two heat pumps to share a flow center. These are used along with our Pump Sharing Relays.

PNDescriptionInletModifierOutletModifierPhoto
22701" FPT Isolation Valve, Flanged, Full Port, with handle (SET). Used with Grundfos UP26 and UPS26 style pumpsFlanged1"FPT1" FPT Isolation Valve, Flanged, Full Port, with handle (SET)
25341" FPT Isolation Valve, Standard Port, no handle (SET)Flanged1"FPT1" FPT Isolation Valve, Standard Port, no handle (SET)
25351-1/4" FPT Isolation Valve, Standard Port, no handle (SET)Flanged1-1/4"FPT1" FPT Isolation Valve, Standard Port, no handle (SET)
3790FL X 1" FPT (SET)FL1"FPT1” FPT/ 1” FPT W/CHECK VALVE/ 1-1/4” FPT
3792FL XL X 2" FPT (SET)FL2"FPTFL XL X 2" FPT (SET)
38751-1/4" FPT (SET)FL1-1/4"FPT1” FPT/ 1” FPT W/CHECK VALVE/ 1-1/4” FPT
3970FL-DUAL UNIT CONNECTION KITS; Allows two heat pumps to share a Flo-Link flow center. (See also our pump sharing relay)FL1-1/2"FLO-LINK FEMALEDual Unit Connection Kits: FL/FL XL
40162" FPT X FLO-LINK XL, W/CHECK VALVE (SET) 2"FPTFL XLValve Set, 2" Isolation w/Check, 2" FPT X Flo-Link XL, Full Port, Brass
4066FL 1" FPT W/CHECK VALVE (SET)FL1"FPT1” FPT/ 1” FPT W/CHECK VALVE/ 1-1/4” FPT
4144VALVE ASM, FL X1" FPT W/CHECK VALVEFL1"FPTComing Soon
4243FL XL -DUAL UNIT CONNECTION KITS; Allows two heat pumps to share a Flo-Link XL style flow centerFL XL1-1/2"FLO-LINK FEMALEDual Unit Connection Kits: FL/FL XL
4500VALVE, FLANGE X
1" FPT, BRASS
Flanged1"FPTVALVE, FLANGE X 1" FPT, BRASS
4580VALVE, 1' FULL PORT, 1-1/4" SOCKET FUSION X 1" HB1-1/4"SOCKET FUSION1"HBComing Soon
4672VALVE, 2" FPT X HV ROTATING FLANGE, BALL, BRASSFlanged2"FPTVALVE, 2" FPT X HV ROTATING FLANGE, BALL, BRASS
4761 VALVE, 1-1/2″ FPT X ROTATING FLANGE, BALL, BRASSFlanged1-1/2"FPTVALVE, 1-1/2" FPT X ROTATING FLANGE, BALL, BRASS