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  2. Title 40 - Protection of Environment
  3. Chapter I - ENVIRONMENTAL PROTECTION AGENCY
  4. Subchapter C - AIR PROGRAMS
  5. Part 82 - PROTECTION OF STRATOSPHERIC OZONE
  6. Subpart G - Significant New Alternatives Policy Program
  7. 40 CFR Appendix K to Subpart G of Part 82
40 CFR Appendix K to Subpart G of Part 82
Substitutes Subject to Use Restrictions and Unacceptable Substitutes Listed in the July 22, 2002, Final Rule Effective August 21, 2002
June 9, 2020
CFR

Foam Blowing—Unacceptable Substitutes

Open Table
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]

Previous
Appendix J to Subpart G of Part 82 Substitutes listed in the January 29, 2002 Final Rule, effective April 1, 2002
Next
Appendix L to Subpart G of Part 82 Substitutes Listed in the January 27, 2003, Final Rule, Effective March 28, 2003

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