By refrigerant
By family
Buying a pallet?
Full pallets and multi-cylinder packs ship as one line on one order.
67 pallet & pack SKUs →Chemical family
The chlorine-bearing generation, phased out of US production. Service stock only.

Other families
R-22 is the one that matters here. Production ended under the phase-out, so what circulates is pre-ban and reclaimed material and prices trend in one direction. Everything in this group is bought to keep existing equipment running, not to build anything new with.