Air Conditioning Contractors of America (ACCA), the nation’s largest organization of indoor environment and energy services contracting businesses, will hold the 2012 ACCA Annual Conference and Indoor Air Expo at the Paris Hotel in Las Vegas March 5–8.

This year, to provide more focused learning labs that cover more of the topics that contractors want to learn about, some learning labs will be 90 minutes and some will be 45 minutes. Topics will cover residential and commercial contracting, refrigeration, technical excellence, radiant and hydronics, business fundamentals, contracting leaderships, and quality assurance.

A full list of scheduled learning labs is available at www.accaconference.com/education.