The Arsenal is one of only two parks department buildings that take heat from the district steam system run by Consolidated Edison. The problem was it was taking two hours for steam to reach the radiators once it had passed through the PRV station, which had people very upset.
Las Vegas will be the latest city to which the AHR Expo has returned over the course of its eight-decade history and is one of several cities show management recognizes as prime for attracting exhibitors and attendees alike.
Offering home-performance services can set a contracting business apart from its competition, help bring in new business from both existing and new customers, and create interesting work for its employees, all while providing a comfortable and safe home for your customers.
AHRI Guideline N previously stipulated that specific paint colors be used for refrigerant containers as an additional means of refrigerant identification. However, with the increasing number of refrigerants approved for use, there was concern over the potential misidentification of similarly colored containers.
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.