The right tools in the right hands can make all the difference when it comes to home-performance services. NCI president Rob Falke and other contractors provide a list of the tools required to be successful in home-performance work.
One method of head-pressure control during low ambient conditions is to use a mechanical hold-back or flooding valve located at the outlet of the condenser to hold back or flood liquid refrigerant in the condenser. This valve is often referred to as an open on rise of inlet (ORI) valve because it will start to throttle open on a rise in condenser pressure.
Despite the long-term energy savings and environmental benefits natural refrigerant systems offer, their higher upfront costs remain a primary barrier to retailers’ widespread adoption of these technologies.
The event’s 31,000 square feet of exhibiting floor space has been sold out for a month as 80 companies will fill the floor with their interactive displays. The show is geared toward HVAC, plumbing, and electrical contractors.
The information is out in cyberspace when you need it, but you have to be willing to go get it. Becoming proficient in finding information when you need it can save you time and frustration on many jobs.
Although its genesis occured more than 60 years ago, the threshold of what IAQ can do for the average HVAC company hasn’t been crossed by many. The industry is estimated to exceed $5 billion in revenue within the next four years. This is an opportunity that shouldn’t be passed up.
Many HVAC business owners and managers who have had to break employees of bad habits can attest that while there is no exact scientific method for modifying employee behavior, there are a few common methods industry professionals swear by.
Roche Bros. store reports better cooling capacity, less energy use, and greater efficiency
October 10, 2016
In October 2015, hoping to improve the performance and efficiencies of the location’s refrigeration systems, Roche Bros. installed two Trillium Series Condensers in its Westwood store.
Finland system uses waste energy from computing center to heat 1,500 homes
October 10, 2016
A district heating scheme in Finland has harnessed waste heat generated by a computer center to heat homes. The project uses an advanced heat pump system based on high-performance Bitzer compressors.