Check Valves & Backflow Preventers

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27 Products 
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mainline mlfp-6123 image 1
MAINLINE MLFP-6123 6X12 FACEPLATE - TWO 3IN HOLES
MFR Part #: MFR Part # MLFP-6123
SKU #: SKU #1178522
mlfp-6122 image 1
MAINLINE MLFP-6122 6X12 2 2-HOLE FACE PLATE
MFR Part #: MFR Part # MLFP-6122
SKU #: SKU #1310866
lyncar 29114 image 1
LYNCAR 29114 SUMP PUMP CHECK VALVE 1-1/2IN
MFR Part #: MFR Part # 29114
SKU #: SKU #1306385
boshart 17ybcv075nl image 1
BOSHART 17YBCV075NL 3/4 SPRING CHECK VALVE BRASS LF
MFR Part #: MFR Part # 17YBCV075NL
SKU #: SKU #1283569
watts 0072204 image 1
WATTS 0072204 LF7RU2 3/4 DUAL CHECK VALVE
MFR Part #: MFR Part # 0072204
SKU #: SKU #1203862
750760 image 1
BURCAM 750760 3/4 LF BRASS SPRING CHECK VALVE
MFR Part #: MFR Part # 750760
SKU #: SKU #1154895
mainline mlfp-663 image 1
MAINLINE MLFP-663 6X6 FACEPLATE - SINGLE 3IN HOLE
MFR Part #: MFR Part # MLFP-663
SKU #: SKU #1178523
1191-004 image 1
SCHULTZ 1191-004 SWING CHECK VALVE 3/4 BRS THREAD LEAD FREE
MFR Part #: MFR Part # 1191-004
SKU #: SKU #0125163