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End-use | Substitute | Decision | Comments |
---|---|---|---|
Replacements for HCFC-141b in the following rigid polyurethane/polyisocyanurate applications: - Boardstock - Appliance - Spray | HCFC-22, HCFC-142b and blends thereof | Unacceptable Closed cell foam products and products containing closed cell foams manufactured with these substitutes on or before December 1, 2017 may be used after that date | Alternatives exist with lower or zero-ODP. |
All foam end-uses | HCFC-124 | Unacceptable Closed cell foam products and products containing closed cell foams manufactured with this substitute on or before December 1, 2017 may be used after that date | Alternatives exist with lower or zero-ODP. |
[81 FR 86883, Dec. 1, 2016]