• Slab Heating
  • Above Floor Heating
  • Under Floor Heating
  • Hydronic snow melting
  • Floor Warming Wire
  • Floor Warming Mats
  • Underfloor Heating Mats
  • Electric Slab Heating
  • Electric Snow Melting
  • Plumbing
  • Fittings
  • Valves
  • Tools
  • Hardware
  • Manifolds
  • Heating System Controls
  • Boilers
  • Insulated Tubing
  • Radiant Insulation
  • Promotional
  • Caleffi
  • ComfortPro
  • Legend
  • Nibco
  • Sioux Chief
  • Tekmar
  • Tribal
  • Watts
  • Webstone
H-32000W
Webstone 1 in. Union Temperature Gauge
19.89 19.89 USD
H-40312W
Webstone 1/2 in. FIP x Hose Lead Free Ball Valve
17.93 17.93 USD
H-40313W
Webstone 3/4 in. FIP x Hose Lead Free Ball Valve
23.91 23.91 USD
H-40403
Webstone 3/4 in. IPS ISOLATOR Pump Flange
46.25 46.25 USD
H-40413
Webstone 3/4 in. IPS ISOLATOR Pump Flange With Drain
64.77 64.77 USD
H-40530W
Webstone 1/4 in. MIP x FIP Lead Free Full Port Brass Ball Valve
13.37 13.370000000000001 USD
H-40531W
Webstone 3/8 in. MIP x FIP Lead Free Full Port Brass Ball Valve
13.37 13.370000000000001 USD
H-40532W
Webstone 1/2 in. MIP x FIP Lead Free Full Port Brass Ball Valve
18.62 18.62 USD
H-40533W
Webstone 3/4 in. MIP x FIP Lead Free Full Port Brass Ball Valve
27.09 27.09 USD
H-40534W
Webstone 1 in. MIP x FIP Lead Free Full Port Brass Ball Valve
43.63 43.63 USD
H-40613
Webstone 3/4 in. NPT Boiler Drain Valve
40.78 40.78 USD
H-40623W
Webstone 3/4 in. IPS Lead Free Full Port Brass Ball Valve W/Bleeder
27.96 27.96 USD
H-40632W
Webstone 1/2 in. COMP Lead Free Full Port Brass Ball Valve
24.97 24.97 USD
H-40633W
Webstone 3/4 in. COMP Lead Free Full Port Brass Ball Valve
38.57 38.57 USD
H-40634W
Webstone 1 in. COMP Lead Free Full Port Brass Ball Valve
59.61 59.61 USD
H-40642
Webstone 1/2 in. IPS Full Port Brass 3-WAY L-PORT Ball Valve
21.09 21.09 USD
H-40643
Webstone 3/4 in. IPS Full Port Brass 3-WAY L-PORT Ball Valve
30.13 30.13 USD
H-40644
Webstone 1 in. IPS Full Port Brass 3-WAY L-PORT Ball Valve
50.62 50.620000000000005 USD
H-40801W
Webstone 3/8 in. IPS Lead Free Full Port Nickel Plated Brass Ball Valve
12.50 12.5 USD
H-40803W
Webstone 3/4 in. IPS Lead Free Full Port Nickel Plated Brass Ball Valve
25.90 25.900000000000002 USD
H-41403
Webstone 3/4 in. IPS ISOLATOR With Rotating Flange
46.25 46.25 USD
H-41413
Webstone 3/4 IPS ISOLATOR With Multi Function Drain & Rotating Flange
64.77 64.77 USD
H-41413KIT
Webstone 3/4 in. IPS Rotating Pump Flange Install Kit
112.99 112.99000000000001 USD
H-41703W
Webstone 3/4 in. IPS Lead Free Full Port Brass Ball Valve
16.60 16.6 USD
H-41709W
Webstone 3 in. IPS Lead Free Full Port Brass Ball Valve
304.47 304.47 USD
H-41723
Webstone 3/4 in. IPS Full Port Brass Ball Valve w/ IPS Hole
25.27 25.27 USD
H-41821
Webstone 3/8 in. IPS Standard Port Brass Ball Valve
6.72 6.72 USD
H-41821W
Webstone 3/8 in. IPS Lead Free Standard Port Brass Ball Valve
8.13 8.13 USD
H-41823W
Webstone 3/4 in. IPS Lead Free Standard Port Brass Ball Valve
10.59 10.59 USD
H-41830W
Webstone 4 in. IPS Lead Free Standard Port Brass Ball Valve
325.76 325.76 USD
H-44443W
Webstone 3/4 in. IPS Lead Free ISO EXP E2
133.70 133.7 USD
H-44443WPR
Webstone EXP E2 Compact Tankless Water Heater Service Valves, 150 PSI Relief Valve
146.33 146.33 USD
H-48354-0
Webstone 1-1/4 in. x 1 in. Hydro-Core Double Union Manifold w/Ball Valves & Drains, No Unions
299.85 299.85 USD
H-48354-44
Webstone 1-1/4 in. x 1 in. Hydro-Core Double Union Manifold w/Ball Valves & Drains
317.87 317.87 USD
H-48613
Webstone 3/4 in. Purge & Fill Valve
73.42 73.42 USD
H-4FK5-CH
Webstone Hydro-Core Flex Kit for Combi Boiler, 1 in NPT Boiler Connection, 3/4 in. DHW
714.36 714.36 USD
H-50312W
Webstone 1/2 in. SWT x Hose Lead Free Full Port Brass Ball Valve
17.93 17.93 USD
H-50313W
Webstone 3/4 in. SWT x Hose Lead Free Full Port Brass Ball Valve
23.91 23.91 USD
H-50403
Webstone 3/4 in. Sweat ISOLATOR Pump Flange
46.25 46.25 USD
H-50413
Webstone 3/4 in. Sweat ISOLATOR Pump Flange With Drain
64.77 64.77 USD
H-50623W
Webstone 3/4 in. CxC Lead Free Full Port Brass Ball Valve w/Bleeder
27.96 27.96 USD
H-50673W
Webstone 3/4 in. Sweat Lead Free T-Drain
30.58 30.580000000000002 USD
H-51403
Webstone 3/4 in. Sweat ISOLATOR Rotating Pump Flange
46.25 46.25 USD
H-51703W
Webstone 3/4 in. CxC Lead Free Full Port Brass Ball Valve
17.66 17.66 USD
H-51709
Webstone 3 in. CxC Full Port Brass Ball Valve
240.79 240.79 USD
H-54444WPR3
Webstone 1 in. SWT Lead Free ISO EXP E2 W/30 PSI PRV
257.14 257.14 USD
H-58354-0
Webstone 1-1/4 in. Sweat x 1 in. Hydro-Core Double Union Manifold w/Ball Valves & Drains
299.85 299.85 USD
H-58613
Webstone 3/4 in. Sweat Purge & Fill
73.42 73.42 USD
H-58643
Webstone 1 in. x 3/4 in. Primary/Secondary Loop Purge Tee
116.13 116.13 USD
H-58653
Webstone 1-1/4 in. x 3/4 in. Primary/Secondary Loop Purge Tee
211.23 211.23000000000002 USD
H-74273W
Webstone 3/4 in. NPT Thermostatic Mixing Valve w/check (104F-176F)
145.95 145.95000000000002 USD
H9032
ComfortPro Terre-Pex 32mm SINGLE Insulated Pex 90mm outer jacket
12.97 12.97 USD
HC32/1M
ComfortPro Terre-Pex 32mm NPT Pex Fitting
63.09 63.09 USD
HC63/2M
ComfortPro Terre-Pex 2 in. NPT 63mm Pex Fitting
169.69 169.69 USD
HC90/3M
ComfortPro Terre-Pex 3 in. NPT 90mm Pex Fitting
438.74 438.74 USD
HCE4-43
Webstone 1 in. Union x 3/4 in. FPT Hydro-Core End
20.80 20.8 USD
HCE4-53
Webstone 1 in. Union x 3/4 in. Sweat Hydro-Core End
20.80 20.8 USD
HCE4-63
Webstone 1 in. Union x 3/4 in. Female Pipe Hydro-Core End
38.64 38.64 USD
HCE4-73
Webstone 1 in. Union x 3/4 in. Sweat Hydro-Core End
38.64 38.64 USD
HD14032
ComfortPro Terre-Pex 32mm DOUBLE Insulated Pex 140mm Outer Jacket
19.18 19.18 USD
HD20063
ComfortPro Terre-Pex 2 in. 63mm DOUBLE Insulated Pex 200mm Outer Jacket
49.31 49.31 USD
H-G1404W-KITB
Webstone 1 in. Union 3-Way Kit, 2 Isolation Valves, 1 Rotating Pump Flange
112.92 112.92 USD
HGT-30
Calefactio 4.8 Gallon Heating System Expansion Tank
51.00 51.0 USD
HGT-90
Calefactio 13 Gallon Heating System Expansion Tank
127.13 127.13000000000001 USD
HGTE-8
Calefactio 3.2 Gallon Potable Water System Expansion Tank
84.00 84.0 USD
HGTEV-30
Calefactio 14 Gallon Potable Water System Expansion Tank, Floor Standing
238.50 238.5 USD
HGTEV-60
Calefactio 30 Gallon Potable Water System Expansion Tank, Floor Standing
334.88 334.88 USD
HGTV-30
Calefactio 13 Gallon Heating System Expansion Tank, Floor Standing
172.13 172.13 USD
HP-30PRO-P100
Watts 1 in. Pro Hydronic Package
791.90 791.9 USD
HP-30PRO-P125
Watts 1-1/4 in. Pro Hydronic Package
859.87 859.87 USD
HP-BHM-75
Watts 3/4 in. Boiler Header Module
455.89 455.89 USD
L800-660
Legend 3/4 in. Hose Thread Pressure Test Gauge
17.86 17.86 USD
LF703075
Watts Radiant 3/4 in. LF MixTemp-160 3-way Valve (Cv = 3.1)
332.53 332.53000000000003 USD
LF703100
Watts 1 in. LF MixTemp-160 3-way Valve (Cv = 3.2), Lead Free*
413.22 413.22 USD
LFMMVM1-UT-3/4
Watts 3/4 in. Thermostatic Mixing Valve, Lead Free*
145.43 145.43 USD
LFPC637X-10
Watts PEX Sweat Adapter, 1/2 in. Male Sweat x 3/8 in. PEX Crimp Fitting - Lead Free* - Bag of 10
38.78 38.78 USD
LFPC675X-10
Watts PEX Sweat Adapter, 3/4 in. PEX Crimp x 3/4 in. Male Sweat - Lead Free* - Bag of 10
55.26 55.26 USD
LFPCC22X-10
Watts PEX Coupling, 3/8 in. PEX Crimp Fitting x 3/8 in. PEX Crimp Fitting - Lead Free* - Bag of 10
28.57 28.57 USD
LFPCC33X-10
Watts PEX Coupling, 1/2 in. PEX Crimp Fitting x 1/2 in. PEX Crimp Fitting - Lead Free* - Bag of 10
24.96 24.96 USD
LFPCC44X-10
Watts PEX Coupling, 3/4 in. PEX Crimp Fitting x 3/4 in. PEX Crimp Fitting - Lead Free* - Bag of 10
29.67 29.67 USD
LFPCCA3K
1/2 in. Coupling Kit (2 CrimpRing Couplings, 4 CrimpRings)
16.61 16.61 USD
LFPCE34-10
Watts PEX Elbow, 1/2 in. PEX Crimp Fitting x 3/4 in. Female Sweat Fitting - Lead Free* - Bag of 10
192.80 192.8 USD
LFPCE44X-10
Watts PEX Elbow, 3/4 in. PEX Crimp Fitting x 3/4 in. PEX Crimp Fitting - Lead Free* - Bag of 10
48.98 48.980000000000004 USD
LFPCMC33X-10
Watts PEX Threaded Adapter, 1/2 in. PEX Crimp x 1/2 in. Male Pipe Thread - Lead Free* - Bag of 10
58.56 58.56 USD
LFWP12B-1212PB
Watts PEX Threaded Adapter, 3/4 in. PEX Crimp x 3/4 in. Male Pipe Thread - Lead Free* - Bag of 10
82.72 82.72 USD
LFWP15B-1212PB
Watts PEX Coupling, 3/4 in. PEX Crimp Fitting x 3/4 in. PEX Crimp Fitting - Lead Free* - Bag of 10
29.67 29.67 USD
LFWP24B-06PB
Watts PEX Test Plug, 3/8 in. PEX Crimp Fitting - Lead Free* - Bag of 10
34.08 34.08 USD
LS-SW-2-30-L
Laars 30 gallon Single Walled, Glass Lined, Indirect Water Heater
1,572.44 1572.44 USD
LS-SS-30-L
Laars 30 gallon Stainless Steel, Indirect Water Heater
1,633.95 1633.95 USD
LTV-3
HPS 3 Zone Mixing Pump Panel
2,900.50 2900.5 USD
M3022
Tekmar Seal Kit 1 in. to 2 in.
77.08 77.08 USD
M3023
Tekmar Seal Kit 2-1/2 in.
77.08 77.08 USD
M3024
Tekmar Seal Kit 3 in. to 4 in.
120.20 120.2 USD
M3025
Tekmar Valve Handle Kit for 016 to 026 valves
84.08 84.08 USD
M3031
Tekmar Replacement Shear Pins (3/pkg)
69.53 69.53 USD
M3051
Tekmar Replacement Fuses (5/pkg) 1.25 A 250V (ac)
61.99 61.99 USD
M3052
Tekmar Replacement Fuses (5/pkg) 15 A 250 V (ac)
59.29 59.29 USD
M3053
Tekmar Replacement Fuses (5/pkg) 2.5 A 250 V (ac)
61.99 61.99 USD
M3056
Tekmar O-Ring Kit for 3/4 in. to 1-1/4 in. Brass Valves
36.11 36.11 USD
M3057
Tekmar O-Ring Kit for 1-1/2 in. to 2 in. Brass Valves
36.11 36.11 USD