Mahesh Ramanujam, president and CEO of the U.S. Green Building Council, which presents the Nov. 8-10 sustainability conference, said the association is excited to hear his message.

If passed it, would allow commercial building owners to deduct the full purchase price of HVAC equipment bought during the year under section 179 of the U.S. tax code.

The organization formerly known as the American Society of Heating, Refrigerating and Air-Conditioning Engineers is seeking comments on its guidelines for minimizing legionellosis risks associated with building water systems.

Numbers about 50 indicate a majority view conditions as favorable — a trend that NAHB chief economist Robert Dietz said he expects to continue.

The show is scheduled for Jan. 9-11, 2018, in Orlando, Florida.

This year’s conference takes place Sept. 27-29 in Atlanta and will also focus on subject matter in non-energy building performance analysis and simulation.

The numbers are the results of a survey of National Association of Home Builders members on the state of current single-family home sales.