The Redi-Purge noncondensable gravity flow purge 007 Series units are a virtual drop-in replacement for purge units that pull from and return to the condenser. The series includes models 007-11-C3 and 007-123-C3. According to the manufacturer, the refrigerant charge does not have to be pulled to install.
Reducing the need for costly demolition or helicopter expenses, the Rapid Knock-Down (RKD) air handler is designed to be delivered to the jobsite in sections matched to the building’s minimum opening, to allow for easier installation into tight or hard-to-reach spaces.
Two recent projects demonstrated successful retrofitting of HFC refrigerants into existing HCFC-22 systems. These projects, which were highlighted by Arkema, detail the processes with regard to HFC-427A in refrigeration and air conditioning applications.
Flat-plate solar collectors 3000 SU VIP and W8 2.5 S VIP are extremely economical energy producers that enable the simple use of free solar energy. The solar collectors are effective for heating of utility and pool water and for supporting low-temperature central heating systems.
“We aren’t green, we’re gold.” That was the message being sent from speakers and trainers at the 2012 International Ground Source Heat Pump Association’s (IGSHPA’s) technical conference and expo. What else happened at the conference?
An esteemed panel of energy-efficiency aficionados recently met inside Philadelphia’s Navy Yard for Danfoss’s 18th EnVisioneering Symposium, “Building Blueprint for a Clean Energy Future.” What happened during the symposium?
YWCA Toronto recently completed construction of the YWCA Elm Centre, an $80 million, 302-unit affordable and supportive permanent housing complex for women and women-led families. What went into this project?
Ideal for guest rooms in hotels, dormitories, assisted living centers, or any application that has tight vertical clearances and minimal ductwork, the ceiling-concealed, ducted commercial indoor units have been significantly updated, said the company.
Since variable refrigerant flow (VRF) technology is still relatively new in the United States, many contractors lack a full understanding about VRF equipment. But experts on these systems are striving to dispel false impressions and provide training opportunities for contractors who want to learn about VRF.