News - Articles - Page 383

New Year, New HVAC Efficiency Standards

2023 brings revised efficiency minimums, ratings system for some HVAC equipment

January 21, 2023

The new year brings new minimum energy-efficiency standards for single-phase residential air conditioners and heat pumps, as well as new methods of measuring efficiencies and new terms to describe those measurements.

Mueller Associates Names Project Managers

David Rinehart, Matt Velky to fill roles

January 20, 2023

Mueller Associates has announced that David Rinehart, PE, and Matt Velky, PE, have been promoted to project manager.

GPS Insight Wins 2023 BIG Innovation Award

January 20, 2023

GPS Insight announced it has been named a winner in the 2023 BIG Innovation Awards presented by the Business Intelligence Group.

Modine Coatings to Introduce EFIN^SM Pro Shield Program at AHR Expo

January 20, 2023

Modine Coatings is introducing its new EFIN^SM Pro Shield™ program at the AHR Expo, Feb. 6-8 in Atlanta, Ga.

The Definitive Guide to Temperature Glide, Part 2

Always consult the P/T chart when calculating superheat and subcooling for refrigerant blends

John Tomczyk

January 20, 2023

Service technicians need to be careful when reading the pressure/temperature chart because if they choose the wrong values, they will make mistakes diagnosing the system.

U.S. Green Building Council Announces 2022 Top 10 States for Green Building

Annual ranking recognizes commitment to LEED certification, sustainable communities

January 19, 2023

The U.S. Green Building Council (USGBC) released its annual ranking of U.S. states leading the way on green building, with Massachusetts topping the list.

Big or Small, Snowmelt Systems Carry the Load

Snowmelt systems provide convenience, comfort, and sometimes save lives

John Vastyan

January 19, 2023

Hydronic snowmelt systems can bring convenience and comfort to places like zoos, sidewalks, decks, pools, and driveways — but they can also save lives.

HARDI Distributors Report 12.2% Revenue Increase in November

January 19, 2023

HARDI released its monthly TRENDS report, showing the average sales performance by HARDI distributors was an increase of 12.2% during November 2022.

Is a Manual J Load Really Necessary on Residential Retrofits?

Greg Fox

January 19, 2023

Is performing a Manual J load calculation needed in residential retrofit applications? For the industry energy experts sitting behind a desk, yes. For those of us in the real world, it doesn't make sense.