Natural Resources Canada is seeking proposals from bidders to upgrade the refrigeration system of 10 growth chambers CGE GC8-1, used among other things to grow plants and raise insects, currently have an air-cooled condenser that uses R12 refrigerant. In order to be compliant with the Ozone-depleting Substances Regulations (ODSR) and the Federal Halocarbon Regulations, the work will involve changing the current refrigeration system with an AE4448YXASC model condensation unit that uses R-134a refrigerant with all the associated new parts. The lighting system must also be changed. The 10 growth chambers should be upgraded for March 31st, 2014.
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