The CF-20 flush injector is a reusable service tool to clean out contaminants such as acid, moisture, carbon, and oils from air conditioning line sets after a compressor burnout and before refrigerant conversions and retrofits. It can also be used to flush heating and diesel system lines of unwanted residue.
Two extensions for AutoCAD MEP and Revit MEP are available to mechanical, electrical, and plumbing (MEP) engineers to design more efficient building mechanical systems. The MEP Analysis Extension is a set of 25 utilities. The HVAC Load Calculation Extension performs peak cooling and heating load analysis.
Milcor roof access hatches are pre-painted in white, as the standard, to help designers meet current LEED requirements. In addition, this paint has a low-volatile organic compound water-based formulation specifically chosen to reduce atmospheric emissions.
The 285 PSI ductile iron butterfly valve is an addition to the company’s commercial-industrial line of butterfly valves. According to the manufacturer, strength and durability are the key features making this valve a viable alternative to high-performance butterfly valves in nonsteam applications.
The company’s PRO-200 and PRO-700 phones offer Nextel’s Direct Connect® (DC), providing instant two-way communication at the touch of a button. This allows field technicians to talk with the main office with no delay and get work orders sent directly to the phone.
The ECOjet® burner offers ultra-low emissions with little or no flue gas recirculation. The state-of-the-art burst mode ignition, with flashing indicator, allows the operator to observe the igniter condition during operation. This eliminates the need for an igniter fuel train.
The ICM492 digital line voltage monitor protects single-phase equipment against low- and high-voltage conditions and rapid short cycling. With an easy-view, backlit digital display, the device effectively monitors and displays real-time voltage, and has the ability to field-adjust parameters at the push of a button.
HVACR 101 is the first book in the HVACR series that is part of the publishing collaboration with the Air Conditioning Contractors of America, Plumbing-Heating-Cooling Contractors - National Association Educational Foundation, and the Refrigeration Service Engineers Society.
These single-stage furnaces are available in models that offer over 80 and 92 percent AFUE efficiency. The furnaces, which are less than 35 inches tall, are ideal for small spaces or accommodating larger, high-SEER coils, says the company. They can be installed free-standing in a basement or enclosed in a closet or alcove.
The VersiVent Model VER energy recovery unit offers the quality construction, flexibility, and performance found in a custom-built unit, in a standardized package, says the company. Features include a high-performance total energy wheel and a high-efficiency centrifugal plenum supply fan.
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