HVAC :  heating, ventilating, and air conditioning : level three / 
National Center for Construction Education and Research. 
 - 1 volume (various pagings) :  illustrations ;  28 cm. 
<br/><br/><label>ISBN: </label>0130472190 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Heating --Equipment and supplies --Maintenance and repair.<br/>Air conditioning --Equipment and supplies --Maintenance and repair.<br/>Ventilation --Equipment and supplies --Maintenance and repair.
<br/><br/><label>LC Class. No.: </label>TH7012   / .H82 2002