For refrigerant recovery, you need to both be registered with DNR to perform the refrigerant Restoration on your own (mail in DNR registration cover letter), or have certified to the DNR that you have arranged for one more DNR-registered entity to do the refrigerant Restoration for yourself, or that you https://riverlrwa73062.blog-ezine.com/28995199/understanding-salvage-dealer-and-dismantler-licenses-in-california