The ecoTough™ Series of gas-fired residential condensing tankless water heaters has been expanded with the NRC83, an Energy Star®-rated unit designed for smaller homes and multifamily dwellings. It is available in both indoor (the two-pipe, direct vent NRC83-DV) and outdoor (NRC83-OD) models.

No small company has been immune to the negative business forces that have besieged the HVAC industry since the implosion of the housing market and the economic downturn. How did two contractors use IAQ to fight back?

PexUniverse.com, an online seller of plumbing and heating supplies, has announced the addition of new electric radiant heating product lines, including electric pipe heating cables, electric radiant floor heating cables, and electric radiant floor heating mats.

Models SS103E and SS500EP of the Safe-T-Switch® condensate overflow shutoff switches provide reliable operation, water damage protection, diagnostics, and monitoring of commercial and residential air conditioning systems and their condensate drains.

The Air Conditioning Contractors of America (ACCA) named AirRite Air-Conditioning Co., Fort Worth, Texas, and K&M Shillingford, Tulsa, Okla., as contractors of the year.

WaterFurnace International Inc. is donating a complete Synergy3D residential geothermal system for a new smart home in Lake of the Ozarks, Mo., for Marine Cpl. Todd Nicely.

Delmar, part of Cengage Learning, has announced the creation of seven eBooks from the codes published by the International Code Council (ICC). Referred to as the I-Codes, they are a set of comprehensive, coordinated building safety and fire prevention codes.

Manufacturers continue to make advances in compressors, especially when it comes to efficiency and ease of maintenance. This roundup highlights some of the latest offerings to hit the market, as well as those that will be available later this year.

Greenfab has been awarded Leadership in Energy and Environmental Design (LEED) Platinum certification by the U.S. Green Building Council (USGBC) for a new home built in Seattle. The prefabricated, modular home is the first to be certified LEED Platinum in the state of Washington.

Compatible with virtually every make and model of forced-air systems and ideal for use with heat pumps, the residential Steam Humidifier is a high-efficiency, low-maintenance humidifier, said the company. The humidifier will operate in the heating system without the need for a call for heat.