As new Furnace Efficiency Ratings (FER) went into effect earlier this month, Lennox expands its line of furnaces. 

During the past several years, new-style silicon nitride igniters for furnaces and boilers have taken over the industry. Virtually all new residential gas furnaces now feature the new technology.

Lennox’s SLP98V variable-capacity gas furnace has a blower that quietly ramps up to speed, so it has no loud blasts of air at startup or any other point of operation. 

One steelmaker thinks that the forthcoming 25 percent tax on imported steel will boost business enough to reopen a mothballed blast furnace.

Carrier has donated more than 500 ductless HVAC systems to Habitat for Humanity this year. To celebrate the gifts, the HVAC manufacturer has teamed up with pro football legend and longtime Habitat for Humanity support Warrick Dunn in Atlanta. 

Mitsubishi Electric US Inc. Cooling & Heating Division has released its new City Multi L-Generation Air Source outdoor units.

Spectroline’s Cool Seal A/C Leak Sealer seals refrigerant leaks in compressors, condensers, evaporators, O-rings and hoses, and it’s now available in three different delivery methods.

In June, a special working group of stakeholders convened by the Department of Energy negotiated new energy conservation standards for commercial warm-air furnaces and commercial unitary air conditioners and heat pumps.