In 1988 when I quit my job as the national service manager for a major HVAC equipment company to become an editor for an HVACR trade magazine, I was asked by then-ACCA Director Jim Norris to look into the question of whether CFCs (particularly R11 and R12) were damaging our planet by destroying the earth’s protective ozone layer.
ASHRAE proposed changes that would have added the provision of addendums “D” and “H” of ASHRAE 15 to the 2021 edition of the IAPMO Uniform Mechanical Code.
HARDI’s monthly TRENDS report shows average sales growth by HARDI distributor members declined by 1.9% in May 2019. The average annualized sales growth for the 12 months through May 2019 is 9.8%.