Tekmar

Watts

Caleffi

Legend

Tribal

Grundfos

Axiom

Calefactio

Laars

Webstone

AIC

Nibco

Taco

9-13/16"

10 3/4 in.

1/2 in.

3/4 in.

1/2 in. IPS x Flange

3/4 in. IPS x Flange

1 in. IPS x Flange

1 1/4 in. IPS x Flange

1 1/2 in. IPS x Flange

2 in. IPS x Flange

1/2 in. FIP x MIP x FIP x Hose

1 in. IPS

1 1/4 in. IPS

3/4 in. SWT x Flange

1 in. SWT x Flange

1 1/4 in. SWT x Flange

1 1/2 in. SWT x Flange

2 in. SWT x Flange

3/4 in. SWT x Rotating Flange

1 in. SWT x Rotating Flange

1 1/4 in. SWT x Rotating Flange

1 1/2 in. SWT x Rotating Flange

1 in. x 3/4 in. C×C (1 in. Primary Loop)

1 in. x 1 in. C×C (1 in. Primary Loop)

1 1/4 in. x 3/4 in. C×C (1 1/4 in. Primary Loop)

1 1/4 in. x 1 in. C×C (1 1/4 in. Primary Loop)

1 1/4 in. x 1 1/4 in. C×C (1 1/4 in. Primary Loop)

2 in.

1 1/4 in. IPS x Rotationg Flanges

1 1/2 in. IPS x Rotationg Flanges

1 1/2 in.

1 in.

1 1/4 in.

1-1/4 in.

1-1/2 in.

1 in. SWT

1 1/4 in. SWT

1 in. Union

2.1

4.8

4.7

3.2

Brass

Low Lead Brass

Lead Free* Brass

Forged Brass

Stainless Steel 304 (ASTM A 240)

steel

DZR low-lead brass (<0.25% lead content)

cast iron

Steel FE360

1/2 in. 2 3/8 in.

7-1/4 in.

4-1/2" H x 4-3/4" W x 7/8" D (114 x 120 x 22 mm)

4-1/2" H x 2-7/8" W x 1-1/2" D (73 x 114 x 38 mm)

1-3/4" H x 3-7/16" OD (45 mm H x 87 mm OD)

3-13/16" H x 3-1/2" OD (97 mm H x 89 OD mm)

1-15/16" H x 3-5/32" OD (50 mm H x 80 OD mm)

8-3/16" H x 10-11/16" W x 2-3/8" D (208 x 271 x 60 mm)

3-1/4" W x 2-1/16" L x 1-7/8" H (82 x 54 x 50 mm)

4-3/4" H x 2-7/8 W x 1-7/16" D (121 x 73 x 37 mm)

3" H x 1-9/16" W x 2-3/8" D (75 x 40 x 60 mm)

2-1/8" H x 9/16" W x 9/16" D (54 x 14 x 14 mm)

3/8" OD x 1 1/2" (10 mm OD x 38 mm)

3/16" OD x 1-1/2" (5 mm OD x 38 mm)

6-5/8” H x 7-9/16” W x 2-13/16” D (170 x 193 x 72 mm)

5.5” H x 5.5” W x 2.25” D

4-5/8" H x 3" W x 15/16" D (118 x 76 x 24 mm)

4-3/4" H x 2-7/8" W x 7/8" D (120 x 74 x 22 mm)

2-7/8" H x 2-7/8" W x 13/16" D (73 x 73 x 21 mm)

3-11/16" H x 3" W x 15/16" D (94 x 76 x 24 mm)

5.5" H x 5.5" W x 2.25" D (140 x 140 x 57 mm)

3/8" OD x 3/4" (9.5 OD x 19 mm)

13-3/4" (349 mm) length x 3-5/8" (92.8 mm) dia x 2-13/16" (71 mm) x 3" (76.2 mm) dia

4-3/4" H x 3-15/16" W x 3/16" D (120 x 100 x 4.3 mm)

4" L x 4" W x 5-7/8" H (102 x 102 x 150 mm)

2-5/8" H x 1-9/16" W x 1-11/16" D (67 x 40 x 43 mm)

4-1/2" H x 2-7/8" W x 1/2" D (114 x 73 x 13 mm), 3/16" D (5 mm) when installed

4" W x 8" H x 5" L (100 mm x 203 mm x 127 mm)

4 1/2 in.

5-11/16 in.

3/6 in.

24V AC/DC

24 V (ac) ±10%, 60 Hz, 3 VA min, 99 VA max, Class 2

15 to 30 V (ac/dc), 2 VA, Class 2

120 V (ac) ±10%, 50/60 Hz, 1300 VA

115 V (ac) ±10%, 60 Hz, 20 A

10 to 30 V (ac/dc), 50/60 Hz, 1.8 VA standby, 56 VA max fully loaded, Class 2

24 V (ac) plus / minus 10 percent, 50/60 Hz, 3 VA, 24 V (dc) plus / minus 10 percent, 0.03 A

24 V ±10%, 60 Hz, 2 VA standby, NEC / CEC Class 2

24 V (ac) plus / minus 10 percent, 60 Hz, 100 VA max, Class 2

1 x 115 V

1 x 115 V, ± 10%, 60 Hz

115 V 50/60 Hz

120 V (ac) ± 10%, 60 Hz

115 V (ac) ± 10%, 60 Hz

120 V (ac) ±10%, 60 Hz

24 V (ac) +10%, -20%, 50 Hz 2.7 VA, 60 HZ 2.3 VA

120 V (ac) +10%, -20%, 50 Hz 2.7 VA, 60 HZ 2.3 VA

1 1/2 in. IPS

1 1/2 IPS

1 1/4 in. SWT

1 1/2 in. SWT

1 1/4 in. IPS

1 1/4 IPS

1 in. SWT

1-1/2 in.

1-1/4 in.

1 in.

6 1/2 in

5.31" (135 mm)

6 1/2"

White PVC plastic

Blue PC+ABS plastic

1 in.

3/4 in.

1 1/4 in.

3/4 in.

1 in.

1 1/4 in.

1 1/2 in.

HDPE sleeve, 20 FT (6 m) HDPE jacketed wire

316 stainless steel, 10 FT (3 m) 24 AWG, 300 volt PVC insulated Zipcord

Brass sleeve, 15' (4.6 m) 18 AWG, HDPE jacket, 300 V cable

115 V 50/60 Hz

15 to 30 V (ac/dc), 2 VA, Class 2

24 V (ac) ± 10%, 50/60 Hz, 3.2 VA, NEC / CEC Class 2

10 to 30 V (ac/dc), 50/60 Hz, 1.8 VA, Class 2

120 V via DC plug power supply

Price Range

Products
Heating System Controls

Heating System Controls

Domestic Mixing Valves
Air Separation
Axiom
Boiler Headers
Expansion Tanks
Flow Control
Gauges
Heat Exchanger
Pumps
Pump Station
Thermostats
Zone Controls
Zone Valves
Boiler / DHW Controls
Gateway
Miscellaneous
Mixing Controls
Pump Flanges
Sensors
Setpoint and Pump Controls

Sort By Sort By: Price - High to Low

Featured Newest Arrivals Name (A-Z) Price - Low to High Price - High to Low

H-50415

Webstone 1 1/4 in. Sweat ISOLATOR Pump Flange With Drain

$ 101.83

H-40415

Webstone 1 1/4 in. IPS ISOLATOR Pump Flange With Drain

$ 101.83

355-393

Legend 3 Branch Boiler Header, 1 in. X 3/4 in., 21 in. Long

$ 101.37

HGT-60

Calefactio 8 Gallon Heating System Expansion Tank

$ 100.50

009

Tekmar 24 V (ac) Transformer

$ 99.18

078

Tekmar Universal Sensor - 15' (4.6 m) wire

$ 97.56

355-432

Legend 2 Branch Boiler Header, 1-1/2 in. X 1 in., 14 in. Long

$ 97.50

355-422

Legend 2 Branch Boiler Header, 1-1/2 in. X 1 in., 14 in. Long

$ 96.46

HGTE-12

Calefactio 4.7 Gallon Potable Water System Expansion Tank

$ 94.50

355-403

Legend 3 Branch Boiler Header, 1-1/4 in. X 3/4 in., 21 in. Long

$ 94.31

355-392

Legend 2 Branch Boiler Header, 1 in. X 3/4 in., 14 in. Long

$ 93.43

NA10366

Caleffi LegioMix check valve assembly for 1 in. & 1-1/4 in.

$ 91.88

077

Tekmar Indoor Sensor - Cover Plate

$ 91.09

H-51406

Webstone 1 1/2 in. Sweat ISOLATOR Rotating Pump Flange

$ 89.39

H-50406

Webstone 1 1/2 in. Sweat ISOLATOR Pump Flange

$ 89.39

H-41406

Webstone 1 1/2 in. IPS ISOLATOR With Rotating Flange

$ 89.39

H-40406

Webstone 1 1/2 in. IPS ISOLATOR Pump Flange

$ 89.39

573503A

Caleffi Caleffi Backflow Preventer 3/4 in. NPT

$ 88.94

HGTE-8

Calefactio 3.2 Gallon Potable Water System Expansion Tank

$ 84.00

H-50414

Webstone 1 in. Sweat ISOLATOR Pump Flange With Drain

$ 81.44

H-40414

Webstone 1 in. IPS ISOLATOR Pump Flange With Drain

$ 81.44

301P

Tekmar One Zone Switching Relay

$ 81.39

NC-1W

Axiom Condensate Neutralizer - "NeutraPal" Vertical Wall Mount (400kBTU/hr, 1.6USG/hr)

$ 81.20

083

Tekmar Duct Sensor - 6 in. Probe

$ 80.85

081

Tekmar Three Outdoor Sensor Module

$ 79.77

M3069

Tekmar Replacement 40 VA Transformer for 304P 306P 304V 306V

$ 79.77

355-412

Legend 2 Branch Boiler Header, 1-1/4 in. X 1 in., 14 in. Long

$ 77.01

HGSV34

Calefactio Potable Water Service Valve

$ 73.31

H-51405

Webstone 1 1/4 in. Sweat ISOLATOR Rotating Pump Flange

$ 71.50

H-50405

Webstone 1 1/4 in. Sweat ISOLATOR Pump Flange

$ 71.50

H-41405

Webstone 1 1/4 in. IPS ISOLATOR With Rotating Flange

$ 71.50

H-40405

Webstone 1 1/4 in. IPS ISOLATOR Pump Flange

$ 71.50

004

Tekmar Relay - 120 V (ac) coil

$ 69.53

NC-1S

Axiom Condensate Neutralizer - "NeutraPal" Hard Pipe Kit (400kBTU/hr, 1.6USG/hr)

$ 68.67

003

Tekmar Relay - 24 V (ac) coil

$ 68.45

H-41413

Webstone 3/4 IPS ISOLATOR With Multi Function Drain & Rotating Flange

$ 66.76

H-50413

Webstone 3/4 in. Sweat ISOLATOR Pump Flange With Drain

$ 66.76

H-40413

Webstone 3/4 in. IPS ISOLATOR Pump Flange With Drain

$ 66.76

NA16160

Caleffi HydroMixer 1 in. FPT Inlet Union Fitting

$ 65.49

705100

Watts Combination Temp/Pressure Gauge, 60°–320°F/0–200

$ 65.36

705075

Watts Combination Temp/Pressure Gauge, 32 deg–248 degF/0–50 PSI

$ 65.36

NA16060

Caleffi HydroMixer 1 in. MPT Outlet Union Fitting

$ 64.83

M3053

Tekmar Replacement Fuses (5/pkg) 2.5 A 250 V (ac)

$ 63.60

M3051

Tekmar Replacement Fuses (5/pkg) 1.25 A 250V (ac)

$ 63.60

355-402

Legend 2 Branch Boiler Header, 1-1/4 in. X 3/4 in., 14 in. Long

$ 63.43

M3052

Tekmar Replacement Fuses (5/pkg) 15 A 250 V (ac)

$ 60.91

080

Tekmar Universal Sensor Enclosure

$ 60.37

HGSC-SS

Calefactio Stainless Steel Service Center

$ 60.24

HGTE-5

Calefactio 2.1 Gallon Potable Water System Expansion Tank

$ 60.00

519006

Caleffi Adjustable differential pressure by-pass valve

$ 58.75

529912

Grundfos 3/4 in. Half-Union Threaded End for Domestic Recirculators, Pair

$ 58.10

HCE4-94

Webstone 1 in. Hydro-Core Union x 1 in. Sweat Multi Device Port End

$ 57.90

076

Tekmar Indoor Sensor - G Enclosure

$ 57.67

H-51404

Webstone 1 in. Sweat ISOLATOR Rotating Pump Flange

$ 57.22

H-50404

Webstone 1 in. Sweat ISOLATOR Pump Flange

$ 57.22

H-41404

Webstone 1 in. IPS ISOLATOR With Rotating Flange

$ 57.22

H-40404

Webstone 1 in. IPS ISOLATOR Pump Flange

$ 57.22

HCE5-75

Webstone 1 1/4 in. Union x 1 1/4 in. Sweat Hydro-Core End

$ 56.48

HCE5-74

Webstone 1 1/4 in. Union x 1 in. Sweat Hydro-Core End

$ 56.48

HCE5-65

Webstone 1 1/4 in. Union x 1 1/4 in. Female Pipe Hydro-Core End

$ 56.48

HGT-30

Calefactio 4.8 Gallon Heating System Expansion Tank

$ 55.50

084

Tekmar Indoor Sensor-Flush Mount

$ 54.44

165001

Caleffi HydroMixer Wall Bracket

$ 52.49

HGSC

Calefactio Service Center

$ 51.12

085

Tekmar Solar Sensor -5' (1.5 m) Wire

$ 50.13

H-51403

Webstone 3/4 in. Sweat ISOLATOR Rotating Pump Flange

$ 47.68

H-50403

Webstone 3/4 in. Sweat ISOLATOR Pump Flange

$ 47.68

H-41403

Webstone 3/4 in. IPS ISOLATOR With Rotating Flange

$ 47.68

H-40403

Webstone 3/4 in. IPS ISOLATOR Pump Flange

$ 47.68

070

Tekmar Outdoor Sensor

$ 46.89

H-44672

Webstone Expansion Tank Service Valves

$ 46.44

H-41672

Webstone Expansion Tank Valve

$ 46.44

082

Tekmar Universal Sensor -8 ft. (2.4 m) wire

$ 45.28

079

Tekmar Slab Sensor - 10' wire

$ 43.66

H-50402

Webstone 1/2 in. Sweat ISOLATOR Pump Flange

$ 42.91

H-40402

Webstone 1/2 in. IPS ISOLATOR Pump Flange

$ 42.91

HGT-15

Calefactio 2.1 Gallon Heating System Expansion Tank

$ 42.75

HCE6-56

Webstone 1 1/2 in. Union x 1 1/2 in. Sweat Hydro-Core End

$ 41.60

071

Tekmar Universal Sensor - 10 in. (300 mm) wire

$ 39.35

HCE4-74

Webstone 1 in. Union x 1 in. Sweat Hydro-Core End

$ 38.64

HCE4-64

Webstone 1 in. Union x 1 in. Female Pipe Hydro-Core End

$ 38.64

HCE4-63

Webstone 1 in. Union x 3/4 in. Female Pipe Hydro-Core End

$ 38.64

L800-668

Legend 1 in. MPT Pressure Test Gauge, Straight

$ 37.14

HCE5-55

Webstone 1-1/4 in. Union x 1-1/4 in. Sweat Hydro-Core End

$ 31.95

HCE5-54

Webstone 1 1/4 in. Union x 1 in. Sweat Hydro-Core End

$ 31.95

HCE5-45

Webstone 1-1/4 in. Union x 1-1/4 in. FPT Hydro-Core End

$ 31.95

014

Tekmar Adaptor Plate 014 - for 561, 562, 563

$ 29.65

012

Tekmar Adaptor Plate 012 - for Enclosure S

$ 29.65

HCE5-44

Webstone 1-1/4 in. Union x 1 in. FPT Hydro-Core End

$ 28.14

676000A

Caleffi Body only, close-off 20 psid

$ 24.55

BRACKET270MM

Calefactio Expansion Tank Mounting Bracket for HGT-30 & HGT-60M

$ 22.50

BRACKET200MM

Calefactio Expansion Tank Mounting Bracket for HGT-15

$ 20.82

HCE4-54

Webstone 1 in. Union x 1 in. Sweat Hydro-Core End

$ 20.31

HCE4-53

Webstone 1 in. Union x 3/4 in. Sweat Hydro-Core End

$ 20.31

HCE4-44

Webstone 1 in. Union x 1 in. FPT Hydro-Core End

$ 20.31

HCE4-43

Webstone 1 in. Union x 3/4 in. FPT Hydro-Core End

$ 20.31

HGSV12

Calefactio Service Valves ½ in. FNPT

$ 19.65

L800-660

Legend 3/4 in. Hose Thread Pressure Test Gauge

$ 17.86

800-653

Legend Temperature Gauge LF, 2 in. Dial, 60°–280°F, w/Well

$ 17.12

PX10285

FHT Adaptor use with PX10286

$ 4.26

Tekmar

Watts

Caleffi

Legend

Tribal

Grundfos

Axiom

Calefactio

Laars

Webstone

AIC

Nibco

Taco

9-13/16"

10 3/4 in.

1/2 in.

3/4 in.

1/2 in. IPS x Flange

3/4 in. IPS x Flange

1 in. IPS x Flange

1 1/4 in. IPS x Flange

1 1/2 in. IPS x Flange

2 in. IPS x Flange

1/2 in. FIP x MIP x FIP x Hose

1 in. IPS

1 1/4 in. IPS

3/4 in. SWT x Flange

1 in. SWT x Flange

1 1/4 in. SWT x Flange

1 1/2 in. SWT x Flange

2 in. SWT x Flange

3/4 in. SWT x Rotating Flange

1 in. SWT x Rotating Flange

1 1/4 in. SWT x Rotating Flange

1 1/2 in. SWT x Rotating Flange

1 in. x 3/4 in. C×C (1 in. Primary Loop)

1 in. x 1 in. C×C (1 in. Primary Loop)

1 1/4 in. x 3/4 in. C×C (1 1/4 in. Primary Loop)

1 1/4 in. x 1 in. C×C (1 1/4 in. Primary Loop)

1 1/4 in. x 1 1/4 in. C×C (1 1/4 in. Primary Loop)

2 in.

1 1/4 in. IPS x Rotationg Flanges

1 1/2 in. IPS x Rotationg Flanges

1 1/2 in.

1 in.

1 1/4 in.

1-1/4 in.

1-1/2 in.

1 in. SWT

1 1/4 in. SWT

1 in. Union

2.1

4.8

4.7

3.2

Brass

Low Lead Brass

Lead Free* Brass

Forged Brass

Stainless Steel 304 (ASTM A 240)

steel

DZR low-lead brass (<0.25% lead content)

cast iron

Steel FE360

1/2 in. 2 3/8 in.

7-1/4 in.

4-1/2" H x 4-3/4" W x 7/8" D (114 x 120 x 22 mm)

4-1/2" H x 2-7/8" W x 1-1/2" D (73 x 114 x 38 mm)

1-3/4" H x 3-7/16" OD (45 mm H x 87 mm OD)

3-13/16" H x 3-1/2" OD (97 mm H x 89 OD mm)

1-15/16" H x 3-5/32" OD (50 mm H x 80 OD mm)

8-3/16" H x 10-11/16" W x 2-3/8" D (208 x 271 x 60 mm)

3-1/4" W x 2-1/16" L x 1-7/8" H (82 x 54 x 50 mm)

4-3/4" H x 2-7/8 W x 1-7/16" D (121 x 73 x 37 mm)

3" H x 1-9/16" W x 2-3/8" D (75 x 40 x 60 mm)

2-1/8" H x 9/16" W x 9/16" D (54 x 14 x 14 mm)

3/8" OD x 1 1/2" (10 mm OD x 38 mm)

3/16" OD x 1-1/2" (5 mm OD x 38 mm)

6-5/8” H x 7-9/16” W x 2-13/16” D (170 x 193 x 72 mm)

5.5” H x 5.5” W x 2.25” D

4-5/8" H x 3" W x 15/16" D (118 x 76 x 24 mm)

4-3/4" H x 2-7/8" W x 7/8" D (120 x 74 x 22 mm)

2-7/8" H x 2-7/8" W x 13/16" D (73 x 73 x 21 mm)

3-11/16" H x 3" W x 15/16" D (94 x 76 x 24 mm)

5.5" H x 5.5" W x 2.25" D (140 x 140 x 57 mm)

3/8" OD x 3/4" (9.5 OD x 19 mm)

13-3/4" (349 mm) length x 3-5/8" (92.8 mm) dia x 2-13/16" (71 mm) x 3" (76.2 mm) dia

4-3/4" H x 3-15/16" W x 3/16" D (120 x 100 x 4.3 mm)

4" L x 4" W x 5-7/8" H (102 x 102 x 150 mm)

2-5/8" H x 1-9/16" W x 1-11/16" D (67 x 40 x 43 mm)

4-1/2" H x 2-7/8" W x 1/2" D (114 x 73 x 13 mm), 3/16" D (5 mm) when installed

4" W x 8" H x 5" L (100 mm x 203 mm x 127 mm)

4 1/2 in.

5-11/16 in.

3/6 in.

24V AC/DC

24 V (ac) ±10%, 60 Hz, 3 VA min, 99 VA max, Class 2

15 to 30 V (ac/dc), 2 VA, Class 2

120 V (ac) ±10%, 50/60 Hz, 1300 VA

115 V (ac) ±10%, 60 Hz, 20 A

10 to 30 V (ac/dc), 50/60 Hz, 1.8 VA standby, 56 VA max fully loaded, Class 2

24 V (ac) plus / minus 10 percent, 50/60 Hz, 3 VA, 24 V (dc) plus / minus 10 percent, 0.03 A

24 V ±10%, 60 Hz, 2 VA standby, NEC / CEC Class 2

24 V (ac) plus / minus 10 percent, 60 Hz, 100 VA max, Class 2

1 x 115 V

1 x 115 V, ± 10%, 60 Hz

115 V 50/60 Hz

120 V (ac) ± 10%, 60 Hz

115 V (ac) ± 10%, 60 Hz

120 V (ac) ±10%, 60 Hz

24 V (ac) +10%, -20%, 50 Hz 2.7 VA, 60 HZ 2.3 VA

120 V (ac) +10%, -20%, 50 Hz 2.7 VA, 60 HZ 2.3 VA

1 1/2 in. IPS

1 1/2 IPS

1 1/4 in. SWT

1 1/2 in. SWT

1 1/4 in. IPS

1 1/4 IPS

1 in. SWT

1-1/2 in.

1-1/4 in.

1 in.

6 1/2 in

5.31" (135 mm)

6 1/2"

White PVC plastic

Blue PC+ABS plastic

1 in.

3/4 in.

1 1/4 in.

3/4 in.

1 in.

1 1/4 in.

1 1/2 in.

HDPE sleeve, 20 FT (6 m) HDPE jacketed wire

316 stainless steel, 10 FT (3 m) 24 AWG, 300 volt PVC insulated Zipcord

Brass sleeve, 15' (4.6 m) 18 AWG, HDPE jacket, 300 V cable

115 V 50/60 Hz

15 to 30 V (ac/dc), 2 VA, Class 2

24 V (ac) ± 10%, 50/60 Hz, 3.2 VA, NEC / CEC Class 2

10 to 30 V (ac/dc), 50/60 Hz, 1.8 VA, Class 2

120 V via DC plug power supply

Price Range

Clear Filters