The Versatec Base provides a true value product to the commercial water source heat pump industry, says the company. This product offers high efficiency operation while maintaining a small cabinet.
The 2011 Idea Show House, located in the Creekside Village community in Shelby Township, Mich., is a stylish 4,000-square-foot home that features innovative design and green, sustainable living. One of its primary green features is a geothermal heating and cooling system.
No technology has been generating more attention in recent months than the use of R-744 (CO2) as a refrigerant. Here are some of the latest announcements from a variety of sources.
Source: Air-Conditioning, Heating, and Refrigeration Institute (AHRI). Industry figures are estimates that are derived from the best available figures supplied by a sample of AHRI member companies.
No, the U.S. military hasn’t abandoned its oh-so-familiar Army Jeep green. Though, these days, the words silver, gold, and platinum have forcefully worked their way into Army vocabulary and color scheme.
The textbook HVACR 401: Heat Pumps is designed for an experienced apprentice or journeyman who seeks to learn more detail on the operation of heat pumps. The book, published by Delmar Cengage Learning, emphasizes the service technician’s perspective and progresses from the refrigeration cycle to more in-depth topics.
Offered in sizes 6 through 10 tons with belt-drive blowers, the Tranquility Compact Series is available with a vertical cabinet. The series has an extended range refrigerant circuit, capable of ground loop applications, ground water applications, as well as water loop (boiler-tower) applications.
High-efficiency horizontal and vertical water-source heat pumps in the A-Vintage line offer EER up to 21 and COP up to 5.6. The horizontal (½ to 6 tons) and vertical (1 to 6 tons) water-source heat pumps provide energy efficiency in geothermal and boiler/tower heating and cooling applications.
The ClimateMaster Tranquility 22 Digital Series incorporates high-end features like a two-stage compressor, Energy Star Tier 3 efficiency, variable speed fan, communicating digital controls and true plug-and-play functionality at a very competitive price point, says the company.
