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Control circuitry arranged to readily permit staging
electric or oil furnaces
Airfree applies the same concept as boiling water by using heat to destroy microorganisms and attains 100% efficiency at the Airfree air outlet
Ozone is a toxic gas that according to the EPA (Environmental Protection Agency) can trigger asthma and destroy lung tissue
MERV stands for Minimum Efficiency Reporting Value
Universal Heavy Duty Foldable Insulated Wall Sleeve for Standard PTAC 42" x 16" Control circuitry arranged to readilyUniversal Foldable Wall Sleeve for Standard Size PTAC, 42" x 16" Packaged Terminal Air Conditioners and Packaged Terminal Air Conditoner Heat Pumps (PTAC and PTHP) are all in one heating and cooling units that are easy to install and use, but they do require a wall sleeve and a grille. The wall sleeve is used for PTAC thru the wall air conditioners, also sometimes called hotel type air conditioners or wall air conditioners. Industry standard wall
