HVAC Contracting

RSS

For employers with a union workforce — or a workforce that could unionize — complying with the National Labor Relations Act is an ongoing headache. That headache will only intensify thanks to the National Labor Relations Board (NLRB), the federal agency responsible for regulating labor law.

The 197 Parties to the Montreal Protocol, meeting in Kigali, Rwanda, have struck a global agreement which will see HFC refrigerant consumption and production phased down from 2019. U.S. Secretary of State John Kerry called the deal 'a monumental step forward.'

No matter the type, properly designed, specified, installed, and maintained humidification systems can provide years of trouble-free operation. Taking a proactive approach to humidifier maintenance is the single best way to prevent operational issues and unscheduled humidification system shutdowns.

Arlington County, Virginia, is well on its way to a goal of 20 percent energy reduction by 2022. But the county realized it could do more — and do it quicker — if it had a modular solution that could optimize energy usage among multiple building devices.

In reading a recent article by The NEWS’ long-time refrigeration columnist, Joe Marchese, titled “Ice Breaker: Do It Right - Clean, Dry, and Tight,” I realized that two out of three of those items apply to advertising. Clean and tight are essential to do it right.

The Consumer Goods Forum (CGF) has issued a new resolution for refrigeration, which includes a call for inclusion of HFCs in the Montreal Protocol and a call for members to deploy low global warming potential (GWP) refrigerants in “all commercial and industrial refrigeration equipment.”

Bob and Tim were at a customer’s house doing a seasonal checkup on a condensing gas furnace. This was routine service carried out every year on this customer’s equipment per a service agreement. But when they tried to operate the furnace, the burner would not light.

During maintenance of steam systems, the insulation that covers pipes, valves, and fittings is often damaged or removed and not replaced. Pipes, valves, and fittings that are not insulated can be safety hazards and sources of heat loss.