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BackStop Solar Expansion Tanks are an integral safety device for every solar heating project. They feature a specialized EPDM Diaphragm that ...

BackStop Solar Expansion Tanks are an integral safety device for every solar heating project. They feature a specialized EPDM Diaphragm that captur...

Manufactured from environmentally friendly polypropylene, InnoFlue® has been tested and is listed to all relevant American, Canadian and European S...

The NM-1 is the NC Series Recharge Kit - 1 Litre of LipHter Neutralizing Media

Product Info A valve used to control fluid flow by varying the size of the flow passage as directed by a signal from a controller. This enables...

Product Info A valve used to control fluid flow by varying the size of the flow passage as directed by a signal from a controller. This enables t...

Product Info A transformer is a passive electrical device that transfers electrical energy from one electrical circuit to another, or multiple ci...

Hot water where you need it! Stiebel Eltron DHC Classic tankless water heaters are designed for installation at the point-of-use. The DHC Cl...

Product Info See "Parts and Accessories Catalog" for water heater compatibility

Rheem Air Intake ConnectorThis genuine Rheem air intake connector serves as a flue collar for combustion air intake on Rheem tankless water heaters...

FasNSeal is for use with natural gas or propane Categories II, III and IV appliances or Canada’s Type BH Gas Vent Systems, having a maximum rated o...

Hot water where you need it! Stiebel Eltron DHC Classic tankless water heaters are designed for installation at the point-of-use. The DHC C...

The SuperStor Contender can generate more hot water than many water heaters of similar size. When used in conjunction with an HTP high-efficiency b...

For use with SNO-0110 Optical Snow Melt Sensor

Smart Connect technology For use with Viega Barrier PEX and Viega FostaPEX tubing in Heating, Cooling, and Snow Melt applications Bronze P...

For wire mesh Suitable for  Viega Barrier PEX tubing Part No 2802US Viega Barrier PEX tubing Part No 2802US Viega Barrier PEX tubing Part No 28...

For connecting Viega Barrier PEX tubing to stainless manifolds Bronze Compression, SVC Allows Viega PEX compression connections with SVC man...

For joining ⅜" - ¾" Viega Barrier PEX tubing Brass Compression   Components SVC coupling, (2) nuts and insertsModel 1030.1SV

For stainless steel manifold Nickel-​plated brass SVC Components EPDM gasket

  For use in Heating and Cooling applications Suitable for Digital thermostat Model 2874.5US, Zone control Model 2874.7US, Thermostat Model 2878....

  For use in Heating and Cooling applications Suitable for Manifold Model 2804, Manifold Model 2879 Model 2877.8

Viega Barrier PEX tubing For use in Heating, Cooling, and Snow Melt applications PEX Coil Oxygen diffusion barrier, protective outer layer ...

Viega Barrier PEX tubing For use in Heating, Cooling, and Snow Melt applications PEX Straight length Oxygen diffusion barrier, protective outer la...

Product Info For use with Viega PureFlow PEX, Viega FostaPEX, or Viega Barrier PEX Plastic Model 2863US

Viega FostaPEX tubing Only for Viega PureFlow Press fittings For use in Plumbing, Heating, Cooling, and Snow Melt applications PEX/AL/PE Coil Form...

Product Info Mounting Clip Sun Earth mounting clip (black anodized), clips only, set of 4

For use in Heating, Cooling, and Snow Melt applications Cast iron 3-speed, direct drive, wet rotor, inline Model 2801.9US Equivalent to Grundfos ...

For controlling system water temperature based on outdoor reset Suitable for Indoor sensor Model 2871.2US Modulating mixing valve control, boiler ...

Telescoping Leg  The Leg attachment consists of the Rear Hinge bracket nesting in the Rear Telescoping Leg and attachment with one (1) faste...

The SALUS SG888ZB Universal Gateway is the heart of a SALUS Smart Home system that allows SALUS Smart Home devices to interact with one another and...

Manifold For use in Heating, Cooling, and Snow Melt applications Equipped with Air bleeder Model 2878.914, Purge valve Model 2878.915, Supply flow...