HFO-1234ze, marketed as a replacement refrigerant for HFCs, could produce significant amounts of an HFC with a GWP of more than 12,000, the study says.
The company made over 20 transcritical CO2 systems in 2020.
The new fittings have a special looped plate wall, and a 180° return bend, which does away with potentially hazardous ‘dead legs’ in heating and potable water.
Help with training and alternative materials could result in more ‘Living Building Challenge’ stores.
The refrigeration and air conditioning sector can help mitigate electrical grid instability, says the Australian Renewable Energy Agency.