Backflow Preventers/Water Feeders & Low Water Cut Offs

1 - 41 of 41 Products
329-3 TACO 1/2" CAST IRON PRESSURE REDUCING VALVE IPS X UNION SWEAT
329-3 TACO 1/2" CAST IRON PRESSURE REDUCING VALVE IPS X UNION SWEAT
Taco Comfort
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1 In Stock
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SB1156F 1/2" Bronze High Capacity Feed Water Pressure Regulator
Watts
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50+ In Stock
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B911S 1/2" Bronze Combination Fill Valve and Backflow Preventer Union Sweat x NPT (0386462)
Watts
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25+ In Stock
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BD1156F 3/4" Bronze Dial Set Feed Water Pressure Regulator 10-25 PSI
Watts
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2 In Stock
WFE-24V Electronic Water Feeder, 120V 3/8" (Part Number 169550)
WFE-24V Electronic Water Feeder, 120V 3/8" (Part Number 169550)
McDonnell & Miller
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2 In Stock
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CG450-1560 CycleGard Low Water Cutoff for Steam Boilers w/ 15 Minute Intermittent Level Test - 120V (45-460-1560)
Hydrolevel
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2 In Stock
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550 Low Water Cutoff for Water Boilers w/ Manual Reset & Test Button/Light - 120V
Hydrolevel
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2 In Stock
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650 Low Water Cutoff for Water Boilers w/ Auto Reset & Test Button/Light - 120V (45-650)
Hydrolevel
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2 In Stock
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6667, Head Mechanism for Mcdonnell Miller Models 61, 67 & 69 (153825)
McDonnell & Miller
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1 In Stock
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WFE-120V Electronic Water Feeder, 120V 3/8" (Part Number 169560)
McDonnell & Miller
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1 In Stock
VXT-24 Water Feeder, 24V With Digital Feed Counter (Part Number 45-026)
VXT-24 Water Feeder, 24V With Digital Feed Counter (Part Number 45-026)
Hydrolevel
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1 In Stock
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14-B Blow Down Valve-Ball Type for 47,247,67,70B Water Feeders (310447)
McDonnell & Miller
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1 In Stock
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#47 Mechanical Water Feeder with Quick Hook Up Fittings for Steam and Hot Water Boilers with Cold Water Feed (Part Number 132700)
McDonnell & Miller
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1 In Stock
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450 Non-Cycling Steam Primary Low Water Cutoff - 120V (45-450)
Hydrolevel
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1 In Stock
#2M Cutoff switch w/Manual Reset for Mcdonnell & Miller 47-2, 51-2, 51S2, 63, and 247-2 (Part Number 110100)
#2M Cutoff switch w/Manual Reset for Mcdonnell & Miller 47-2, 51-2, 51S2, 63, and 247-2 (Part Number 110100)
McDonnell & Miller
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1 In Stock
150S-HD Combination Low Water Cut-Off and Pump Controller with Snap Acting SPDT Switch Head Mechanism Only (Part Number 173003)
150S-HD Combination Low Water Cut-Off and Pump Controller with Snap Acting SPDT Switch Head Mechanism Only (Part Number 173003)
McDonnell & Miller
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1 In Stock
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400 Non-Cycling Primary Low Water Cut-Off for Steam Boilers with Automatic Reset 24V
Hydrolevel
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500 Low Water Cutoff for Water Boilers w/ Manual Reset & Test Button/Light - 24V (45-500)
Hydrolevel
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McDonnell & Miller Low Water Cut Off Mechanical for Steam Boiler, 150S Series
150S Series Low Water Cut Off Mechanical for Steam Boiler
McDonnell & Miller
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3492 SERIES COMBINATION BOILER FEED AND BACKFLOW PREVENTER
Taco Comfort
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TACO LOW WATER CUT OFF
Taco Comfort
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150S Combination Low Water Cut-Off and Pump Controller with Snap Acting SPDT Switch (Part Number 171702)
150S Combination Low Water Cut-Off and Pump Controller with Snap Acting SPDT Switch (Part Number 171702)
McDonnell & Miller
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S1450F Pressure Regulator & Relief Combo, Sweat
Watts
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B911T-M3 (press) 1/2" Bronze Combination Fill Valve and Backflow Preventer Union Press x Press (0386473)
B911T-M3 (press) 1/2" Bronze Combination Fill Valve and Backflow Preventer Union Press x Press (0386473)
Watts
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#2 Cutoff switch for Mcdonnell & Miller 47-2, 51-2, 51S2, 63, and 247-2 (Part Number 110000)
McDonnell & Miller
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1 - 3 days
B1156F 1/2" Bronze High Capacity Feed Water Pressure Regulator
B1156F 1/2" Bronze High Capacity Feed Water Pressure Regulator
Watts
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3/4" 9DS-M2 Sweat Backflow Preventer Dual Check Valve w/ Intermediate Atmospheric Vent (0061926)
3/4" 9DS-M2 Sweat Backflow Preventer Dual Check Valve w/ Intermediate Atmospheric Vent (0061926)
Watts
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#67 Low Water Cut off For Steam Boilers, Auto Reset with Quick Hook Up Fittings (149400)
McDonnell & Miller
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1 - 3 days
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Boilerwize Electronic Low Water Cut-Off w/ Probe, 24V/120V, Auto/Manual (Steam/Water)
McDonnell & Miller
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1/2" 9DS-M3 Sweat Backflow Preventer Dual Check Valve w/ Intermediate Atmospheric Vent
Watts
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SSC-300 DIRT POCKET CAP WITH GASKET AND BOLTS TO FIT MCDONNELL & MILLER
Strainer Screen & Cylinder
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#51-HD Mechanical Water Feeder for Low Pressure Steam and Hot Water Boilers (134900) Copy
#51-HD Mechanical Water Feeder for Low Pressure Steam and Hot Water Boilers (134900) Copy
McDonnell & Miller
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NO. 11 Switch for Series 61, 64, 67 69 and 70 Low Water Cut Off (309100)
McDonnell & Miller
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1 - 3 days
1/2" 9D-M3 IPS Backflow Preventer Dual Check Valve w/ Intermediate Atmospheric Vent
1/2" 9D-M3 IPS Backflow Preventer Dual Check Valve w/ Intermediate Atmospheric Vent
Watts
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LF25AUB-Z3 Watts 3/4" Pressure Reducing Valve (Threaded F Union Inlet x NPT Threaded F Outlet)
Watts
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#47-2  Mechanical Water Feeder w/Quick Hook Up Fittings for Steam & Hot Water Boilers with Cold Water Feed and Low Water Cut Off  (Part Number 132800)
#47-2 Mechanical Water Feeder w/Quick Hook Up Fittings for Steam & Hot Water Boilers with Cold Water Feed and Low Water Cut Off (Part Number 132800)
McDonnell & Miller
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#51 Mechanical Water Feeder for Low Pressure Steam and Hot Water Boilers (134700)
#51 Mechanical Water Feeder for Low Pressure Steam and Hot Water Boilers (134700)
McDonnell & Miller
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VXT-120 Water Feeder, 120V With Digital Feed Counter (Part Number 45-122)
Hydrolevel
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McDonnell & Miller Low Water Cut-Off, Series 157S
Series 157S Low Water Cut-Off
McDonnell & Miller
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WATTS 3/4 BD1156F HIGH CAPACITY WATER FEED REGULATOR, BRONZE DIAL SET 3/4" IPS
Watts
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PA800 Probe Assembly for 750, 750-MT-120, PS800, PS801, PS850, PS851
McDonnell & Miller
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