In meeting the compliance deadlines, operators can pursue new-build or re-trofit strategies to cater for introduction of R22 substitutes.
Danfoss recommends investment in new plant purpose-built for R22 substitutes as the most economic and environmentally friendly solution in the long term.
Alternatively, existing plant can be retrofitted with hermetic compressors and controls to run on R22 substitutes, following a series of modifications and checks to ensure system reliability: