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Hydronic Heating Valves

230 Results Found that Include 264 Products

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Results per page:  16 | 32 | 48
Zone Valve,Sweat,Sz ID 3/4In
  • HONEYWELL
  • Zone Valve, Sweat, Sz ID 3/4In Zone Valve,Sweat,Sz ID 3/4In
  • Item # 2KKN7
  • Mfr. Model # V8043A1029
  • Zone Valve, Sweat, Solder Connection Sz ID 3/4 In, Height 5 1/4 In, Width 2 3/8 In, Depth 3 1/2 In, Steam...More

Control Valve,Globe, 1/2 in. NPT
  • SIEMENS
  • Control Valve, Globe, 1/2 in. NPT Control Valve,Globe, 1/2 in. NPT
  • Item # 25DW68
  • Mfr. Model # 599-02034
  • Control Valve, Globe, Height (In.) 2-1/4, Width (In.) 2-6/8, Depth (In.) 1-5/16, 1, 250, For Use With Water,...More

Valve,Zone,3/4 In
  • HONEYWELL
  • Valve, Zone, 3/4 In Valve,Zone,3/4 In
  • Item # 2E789
  • Mfr. Model # V8043F1036
  • Hydronic Zone Valve, Tube Size 3/4 Inch, Coefficient of Volume 3.5, Electrical Connections Terminal Block, 24...More

Zone Valve,2 Way,NC,3/4 In NPT
  • TACO
  • Zone Valve, 2 Way, NC, 3/4 In NPT Zone Valve,2 Way,NC,3/4 In NPT
  • Item # 12M804
  • Mfr. Model # Z075T2-2
  • Motorized Zone Valve, Two Way, Normally Closed, Closed System, Height (In.) 4-1/4, Width (In.) 5-5/16, Depth...More

Zone Valve,2 Way,NC,3/4 In Sweat
  • TACO
  • Zone Valve, 2 Way, NC, 3/4 In Sweat Zone Valve,2 Way,NC,3/4 In Sweat
  • Item # 12M801
  • Mfr. Model # Z075C2-1
  • Motorized Zone Valve, Two Way, Normally Closed, Closed System, Height (In.) 4-1/4, Width (In.) 5-5/16, Depth...More

Two-Way Globe Valve,1 In NPT,11.7Cv
  • HONEYWELL
  • Two-Way Globe Valve, 1 In NPT, 11.7Cv Two-Way Globe Valve,1 In NPT,11.7Cv
  • Item # 4ATA6
  • Mfr. Model # V5011N1065
  • Threaded Globe Valve, Two-Way, Direct Acting, Connection Type/Size (F)NPT 1 In, Coefficient of Volume 11.7,...More

Zone Valve,Sweat,Sz ID 1/2In
  • HONEYWELL
  • Zone Valve, Sweat, Sz ID 1/2In Zone Valve,Sweat,Sz ID 1/2In
  • Item # 2KKN6
  • Mfr. Model # V8043A1011
  • Zone Valve, Sweat, Solder Connection Sz ID 1/2 In, Height 5 1/4 In, Width 2 3/8 In, Depth 3 1/2 In, Steam...More

Zone Valve,2 Way,NC,1/2 In NPT
  • TACO
  • Zone Valve, 2 Way, NC, 1/2 In NPT Zone Valve,2 Way,NC,1/2 In NPT
  • Item # 12M803
  • Mfr. Model # Z050T2-2
  • Motorized Zone Valve, Two Way, Normally Closed, Closed System, Height (In.) 4-1/4, Width (In.) 5-5/16, Depth...More

Valve,Zone,3/4 In
  • HONEYWELL
  • Valve, Zone, 3/4 In Valve,Zone,3/4 In
  • Item # 2E787
  • Mfr. Model # V8043E1012
  • Hydronic Zone Valve, Tube Size 3/4 Inch, Coefficient of Volume 3.5, Electrical Connections 18 Inches Leads,...More

Motorized Zone Valve,5-5/8x4-5/8x2-5/8
  • WHITE-RODGERS
  • Motorized Zone Valve, 5-5/8x4-5/8x2-5/8 Motorized Zone Valve,5-5/8x4-5/8x2-5/8
  • Item # 2E163
  • Mfr. Model # 1311-102
  • Motorized Zone Valve, Normally Open, Height (In.) 5-5/8, Width (In.) 4-5/8, Depth (In.) 2-5/8, 23.5, -, -,...More

Zone Valve,2 Way,NC,3/4 In NPT
  • TACO
  • Zone Valve, 2 Way, NC, 3/4 In NPT Zone Valve,2 Way,NC,3/4 In NPT
  • Item # 12M816
  • Mfr. Model # V075T2G2ZA024Q4A1
  • Motorized Zone Valve, Two Way, Normally Closed, Geothermal System, Height (In.) 4-1/4, Width (In.) 5-5/16,...More

Valve,3 Way,Closed System,1 In Sweat
  • TACO
  • Valve, 3 Way, Closed System, 1 In Sweat Valve,3 Way,Closed System,1 In Sweat
  • Item # 12M833
  • Mfr. Model # Z100C3-1
  • Motorized Zone Valve, Three Way, Closed System, Height (In.) 5-1/8, Width (In.) 5-5/16, Depth (In.) 2-3/8,...More

Three-Way 1/2 In,NPT,VC Valve Assembly
5000 Series,Sweat,Sz ID 3/4In
  • HONEYWELL
  • 5000 Series, Sweat, Sz ID 3/4In 5000 Series,Sweat,Sz ID 3/4In
  • Item # 2KKR6
  • Mfr. Model # V8043E5061
  • 5000 Series, Sweat, Solder Connection Sz ID 3/4 In, Height 5 3/4 In, Width 2 3/8 In, Depth 3 1/2 In, Steam...More

Zone Valve,3 Way,Open System,1 In NPT
  • TACO
  • Zone Valve, 3 Way, Open System, 1 In NPT Zone Valve,3 Way,Open System,1 In NPT
  • Item # 12M829
  • Mfr. Model # V100T3G1ZA024Q4A1
  • Motorized Zone Valve, Three Way, Geothermal Systems, Height (In.) 5-1/8, Width (In.) 5-5/16, Depth (In.)...More

Control Valve,Globe, 3/4 in. NPT
  • SIEMENS
  • Control Valve, Globe, 3/4 in. NPT Control Valve,Globe, 3/4 in. NPT
  • Item # 25DW75
  • Mfr. Model # 599-02045
  • Control Valve, Globe, Height (In.) 2-3/8, Width (In.) 4-6/8, Depth (In.) 1-5/16, 6.3, 250, For Use With...More

Motorized Zone Valve,5-5/8x4-5/8x2-5/8
  • WHITE-RODGERS
  • Motorized Zone Valve, 5-5/8x4-5/8x2-5/8 Motorized Zone Valve,5-5/8x4-5/8x2-5/8
  • Item # 2E164
  • Mfr. Model # 1311-103
  • Motorized Zone Valve, Normally Open, Height (In.) 5-7/8, Width (In.) 4-5/8, Depth (In.) 2-5/8, 37.0, -, -,...More

Zone Valve,2 Way,NO,1/2 In NPT
  • TACO
  • Zone Valve, 2 Way, NO, 1/2 In NPT Zone Valve,2 Way,NO,1/2 In NPT
  • Item # 12M821
  • Mfr. Model # V050T2G2ZB024Q4A1
  • Motorized Zone Valve, Two Way, Normally Open, Geothermal System, Height (In.) 4-1/4, Width (In.) 5-5/16,...More

Two-Way,1/2 In NPT Valve,1.2 Cv
  • HONEYWELL
  • Two-Way, 1/2 In NPT Valve, 1.2 Cv Two-Way,1/2 In NPT Valve,1.2 Cv
  • Item # 4ATC8
  • Mfr. Model # V5862A2047
  • Threaded Globe Valve, Two-way, Cartridge, Connection Type/Size (F)NPT 1/2 In, Coefficient of Volume 1.2, Safe...More

Three-Way,3/4 In NPT Valve,4.9 Cv
  • HONEYWELL
  • Three-Way, 3/4 In NPT Valve, 4.9 Cv Three-Way,3/4 In NPT Valve,4.9 Cv
  • Item # 4ATD2
  • Mfr. Model # V5863A2061
  • Threaded Globe Valve, Three-way, Cartridge, Connection Type/Size (F)NPT 3/4 In, Coefficient of Volume 2.9,...More

Zone Valve,Flare,Sz ID 1/2In
  • HONEYWELL
  • Zone Valve, Flare, Sz ID 1/2In Zone Valve,Flare,Sz ID 1/2In
  • Item # 2KKN5
  • Mfr. Model # V8043A1003
  • Zone Valve, Flare, Solder Connection Sz ID 1/2 In, Height 5 1/4 In, Width 2 3/8 In, Depth 3 1/2 In, Steam...More

Zone Valve,2 Way,NO,3/4 In NPT
  • TACO
  • Zone Valve, 2 Way, NO, 3/4 In NPT Zone Valve,2 Way,NO,3/4 In NPT
  • Item # 12M810
  • Mfr. Model # V075T2A2ZB024Q4A1
  • Motorized Zone Valve, Two Way, Normally Open, Closed System, Height (In.) 4-1/4, Width (In.) 5-5/16, Depth...More

Valve,Zone,1 In,3.5 Cv
  • HONEYWELL
  • Valve, Zone, 1 In, 3.5 Cv Valve,Zone,1 In,3.5 Cv
  • Item # 2E790
  • Mfr. Model # V8043F1051
  • Hydronic Zone Valve, Tube Size 1 Inch, Coefficient of Volume 3.5, Electrical Connections Terminal Block, 24...More

Zone Valve,2 Way,NC,1 In Sweat
  • TACO
  • Zone Valve, 2 Way, NC, 1 In Sweat Zone Valve,2 Way,NC,1 In Sweat
  • Item # 12M802
  • Mfr. Model # Z100C2-1
  • Motorized Zone Valve, Two Way, Normally Closed, Closed System, Height (In.) 4-1/4, Width (In.) 5-5/16, Depth...More

Two-Way Globe Valve,2 In NPT,46.8 Cv
  • HONEYWELL
  • Two-Way Globe Valve, 2 In NPT, 46.8 Cv Two-Way Globe Valve,2 In NPT,46.8 Cv
  • Item # 4ATA9
  • Mfr. Model # V5011N1099
  • Threaded Globe Valve, Two-Way, Direct Acting, Connection Type/Size (F)NPT 2 In, Coefficient of Volume 46.8,...More

Two-Way,3/4 In NPT Valve,4.9 Cv
  • HONEYWELL
  • Two-Way, 3/4 In NPT Valve, 4.9 Cv Two-Way,3/4 In NPT Valve,4.9 Cv
  • Item # 4ATD1
  • Mfr. Model # V5862A2070
  • Threaded Globe Valve, Two-way, Cartridge, Connection Type/Size (F)NPT 3/4 In, Coefficient of Volume 4.9, Safe...More

Threaded Globe Valve,1/2 In,24VAC,NO
  • SIEMENS
  • Threaded Globe Valve, 1/2 In, 24VAC, NO Threaded Globe Valve,1/2 In,24VAC,NO
  • Item # 5GED2
  • Mfr. Model # 243-00210
  • Threaded Globe Valve, Normally Open, Height 4 1/4 In., Width 11 1/4 In., Depth 2 In., Voltage 24VAC, For Use...More

Two-Way Globe Valve,3/4 In NPT,7.3 Cv
  • HONEYWELL
  • Two-Way Globe Valve, 3/4 In NPT, 7.3 Cv Two-Way Globe Valve,3/4 In NPT,7.3 Cv
  • Item # 4ATA5
  • Mfr. Model # V5011N1057
  • Threaded Globe Valve, Two-Way, Direct Acting, Connection Type/Size (F)NPT 3/4 In, Coefficient of Volume 7.3,...More

Two-Way 1/2 In,Sweat,VC Valve Assembly
Flo-Control Valve,1-1/4 In,FNPT,Iron
  • BELL & GOSSETT
  • Flo-Control Valve, 1-1/4 In, FNPT, Iron Flo-Control Valve,1-1/4 In,FNPT,Iron
  • Item # 6LFA8
  • Mfr. Model # SA 1 1/4
  • Flo-Control Valve, Material of Construction Cast Iron, Connection FNPT, Size 1-1/4 In., Length 4 In.,...More

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