Feb. 16, 2012: ACCA’s Zoning Manual Is Now Available
ARLINGTON, Va. — The Air Conditioning Contractors of America (ACCA) has announced that Manual Zr, the first American National Standards Institute (ANSI) recognized standard for residential zoning, is available.
ACCA said that original equipment manufacturers, zoning equipment producers, HVAC contractors, and allied industry experts teamed up to develop the manual so that it includes helpful information when designing a zoned HVAC system.