
Lidl US store gets GreenChill platinum certification
Public information points to use of self-contained R290 cases at the Kinston, N.C., store.
Public information points to use of self-contained R290 cases at the Kinston, N.C., store.
Acquisition adds to Coolsys’ portfolio of HVAC&R companies, including natural refrigerant contractor Source.
M&M is a pioneer of ammonia/CO2 cascade systems, with more than 65 installed worldwide.
True Manufacturing and Welbit are recognized by EPA for efficiency of propane-based equipment.
ASHRAE Research Project 1807 cites technician training, refrigerant odorization and other requirements in place in other regions.
In a project with ICA and Optimized Thermal Systems, the home fridge manufacturer is examining the use of small-diameter copper condenser coils with up to 57 g of isobutane.
The island nation is making six energy efficient split air conditioners available to end users for demonstration purposes.
Chinese manufacturer is finding acceptance for CO2 valves and for hydrocarbon valves and microchannel heat exchangers, which can cut charge by 50%.
But a proposal to raise the charge limit for three hydrocarbons to 150 g from 57 g is still expected to go forward.
Study will include residential and commercial AC and commercial refrigeration, following similar tests on A2Ls; ASHRAE to examine risk of HF in A2L combustion.