Running hot and cold.Ensuring optima op·ti·ma n. A plural of optimum. [ indoor air quality Indoor Air Quality (IAQ) deals with the content of interior air that could affect health and comfort of building occupants. The IAQ may be compromised by microbial contaminants (mold, bacteria), chemicals (such as carbon monoxide, radon), allergens, or any mass or energy stressor and energy savings is important, especially with today's high Today's High The intra-day high trading price. Notes: In other words, this is the highest price that a stock traded at during the course of the day. More often than not this is higher than the closing price. See also: Today's Low energy costs. The fan coil version of the Xenta 121 controller by TAC 1. TAC - Translator Assembler-Compiler. For Philco 2000. 2. TAC - Terminal Access Controller. can help. The controller can be used in both two- and four-pipe installations and configured for use with a variety of valve actuators. The heat pump controller handles both reversing and isolation valves and can be configured for up to three compressors. It offers heating, cooling, and secondary heating, and users can define up to three heating and cooling stages. The unit's demand-based, multifunctional fan control program handles both multistage mul·ti·stage adj. 1. Functioning in more than one stage: a multistage design project. 2. Relating to or composed of two or more propulsion units. and variable speed fans to ensure the right amount of air for optimum comfort and for greater energy efficiency. Room occupancy sensors, window contacts switches, outdoor temperature sensors, and CO2 and relative humidity control are all available features. The 121-FC (fan-coil) is $544 and , the 121-HP (heat pump) is $581. Visit www.tac.com. [ILLUSTRATION OMITTED] |
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