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World Class Hydronic Products and Support

Contractors Who

Want Quality, 

Want Caleffi!

The Z-one zone valves are equipped with a spring return actuator with a synchronous motor and auxiliary microswitch. They are therefore extremely versatile and suitable for use in both heating and air conditioning systems. Click Here for Product information.

 

 

 

 

 

 

 

 

 

 

Every Home Needs a Hero

For more than 85 years, Lochinvar has played a legendary role in commercial water heating. Now we’re bringing that proven performance to the condensing market with the KNIGHT—today’s most advanced fully modulating high-efficiency condensing boiler.

The KNIGHT Heating Boiler has earned a 93% DOE AFUE rating, well above ENERGY STAR requirements. Built to commercial-grade standards, and armed with a 12-year limited warranty, this boiler is ready for battle.

 

Got Hydronic Questions? 

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Give your Customers Piece of Mind with TSI's  SelecRateTM Extended Warranties 

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