MechanicalXchange is an exclusive, invitation-only executive summit co-sponsored by The NEWS. The 2011 event was attended by more than 100 hand-selected people representing 23 mechanical contracting firms and 24 vendors. The purpose of the event is to bring buyers and sellers together.
Globally a mature product, its more recent adoption in the United States makes VRF something of a developing trend that more contractors are choosing for their businesses. The Air-Conditioning, Heating, and Refrigeration Institute (AHRI) brought further legitimacy to VRF products when it launched a new certification program.
Sirius Mechanical Inc. is in the business of making money and its investment in variable refrigerant flow (VRF) technology is paying off. In June 2005 the company installed its first VRF system. From then on, VRF equipment has been a consistent part of its product offering.
Since the tax credit program became available, all types of geothermal options have been on the minds of the building community. The earth loop, often referred to as the refrigerant loop, may be installed in three different configurations: diagonal, vertical, and horizontal.
The Ice Bear® ice storage air conditioner uses electricity at night to store energy in the form of ice. By making the ice when electricity is less expensive and more abundant, the unit uses that stored energy during the day to provide cooling with less electrical input during times of peak demand.
Variable-speed brushless dc blowers provide high-performance compact solutions for high-output gas-fired burner systems. When used in conjunction with a gas valve and venturi, Nautilair™ pre-mix 12.3-inch blowers deliver a measured air/fuel mixture for optimized combustion and reduced emissions.
Designed for versatility and energy savings, the XP boilers and XP automatic circulating water heater units bring together touchscreen simplicity and high-efficiency operation. The boilers and water heaters can be used for large-volume commercial applications.
Designed for large-scale facilities, such as commercial office buildings, hotels, hospitals, and schools, the Multi V III is a variable refrigerant flow (VRF) commercial air conditioning system.
Designed to reduce a business’s electric bill, the Demand Limiting Controller (DLC) attacks the three charges for electricity: demand, peak rate, and use.
McCarthy Building Companies Inc. does about 45 percent of its work on projects of various sizes in the health care sector. One of its most recent has been the new 134-bed, 359,000-square-foot Good Samaritan Regional Health Center in Mount Vernon, Ill.
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