A remote monitoring technology and service, the OnGuard RMT™ system is available for commercial and residential gas-powered water heaters. It combines proprietary hardware, alert status notification, 24/7 factory-based technical support, and fast service dispatch.
Open doorways enable ease of movement for people and materials, yet open doors are one of the greatest sources of energy loss in a building. While the doors are open for in-and-out productivity, costly energy escapes. Air curtains offer a simple and sensible solution to this issue.
If and when contractors step up their commitment to reclamation, they will find plenty of places ready to perform the process that brings questionable refrigerant back to ARI-700 purity standards. And contractors will also find plenty of incentives to do so.
What will it take to jump-start more use of reclaimed HCFC-22 to service the huge inventory of equipment running on that refrigerant? The EPA and the dozens of companies offering reclamation services are hoping the most recent announcement of a potential 45 percent reduction in virgin R-22 coming to market.
How ready are contractors to embrace refrigerant reclamation? The answer depends on who you talk to. But some contractors are already plugged into the reclamation option — and hoping their colleagues, who might not be doing so, will soon join them.
At 34 inches wide, the PACSlim-12 air-cooled portable air conditioner can roll through a standard doorway. The unit provides 12 tons (144,000 Btuh) of cooling. High-efficiency radial blowers with built-in variable-speed motors provide uniform airflow across the evaporator coil of the portable cooler.
As one of the latest concepts to emerge from the trend toward sustainability, high-performance (HP) buildings are generating a lot of buzz. And the role of HVAC equipment and those who install it is rapidly developing in response to this construction trend.
The NEWS interviewed three contractors from around the country who are involved in high-performance building projects to find out more about their experiences.
Grooved mechanical piping has been changing the way contractors do business for more than 85 years, but this method of pipe joining is still unknown or misunderstood in some areas of the commercial building industry.
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