NeoTherm® LC condensing boiler is a fully packaged, 1 million Btu, space-saving hydronic unit that offers 94 percent thermal efficiency. It is a direct vent, sealed combustion boiler that modulates with a 10 to 1 turndown. Zero clearance to combustibles with all piping and wiring from the back makes it a good choice for tight installations.

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Business and building owners often face a dilemma when considering replacing or updating their HVAC system. Too often the recommendation is to retrofit an existing building with energy-efficient HVAC in order to save money on energy costs, but then the question arises — how to fund the investment?

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With ratings of Class 1, Group C and D, Divisions 1 and 2 and Class 2, Groups F and G, Divisions 1 and 2; and Temperature Code T3B, 165°C (329°F), the portable hazardous location heater is shipped ready to be hard wired for use. The heater is ideal for providing seasonal heating in hazardous environments.

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HVAC contractors — both residential and commercial — place a great deal of emphasis on system maintenance and how it directly relates to lower operating and service costs. Here some HVAC contractors weigh in with tips that will prevent a lot of unnecessary chiller service or replacement.

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If you ask any successful HVAC contractor what the keys to business success are, one of the answers would certainly include a well-trained staff. 

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During the peak solar load of the day, the phase change material embedded within the welded steel EcoCore panel is designed to melt and absorb energy — energy that would otherwise be reflected back into the room as heat or transferred to the airstream.

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The redesigned Model TZ-60B is part of the Topaz® line of portable air conditioners. The 6-ton portable air conditioner offers 76,500 Btuh of cooling and can also provide heat with a built-in electric heat coil. Other new features on the TZ-60B include a digital programmable thermostat.

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It’s time again for the annual Commercial Cooling Showcase. The NEWS’ annual issues have traditionally introduced the latest air conditioning units available for the upcoming summer season. The intent is to help contractors prepare for this busy period by doing the research that will help them to distinguish between brands.

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Many commercial HVAC equipment manufacturers are expecting to see modest growth this year, although the data so far are not encouraging. The good news is that many economists expect the U.S. economy to continue to expand moderately in the months ahead, and that should result in modest gains in construction spending.

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The redesigned Model TZ-60B is part of the Topaz® line of portable air conditioners. The 6-ton portable air conditioner offers 76,500 Btuh of cooling and can also provide heat with a built-in electric heat coil. Other new features on the TZ-60B include a digital programmable thermostat.

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