{"product_id":"refrigerant-rules-and-the-a2l-transition-what-techs-need-to-know","title":"Refrigerant Rules and the A2L Transition — What Techs Need to Know","description":"\u003cp\u003eThe EPA's refrigerant phasedown explained for the working technician. Covers the Section 608 certification types, venting prohibitions, recovery procedures, the Technology Transitions rule and the shift from R-410A to A2L refrigerants like R-32 and R-454B — with every claim traced to the federal regulation it comes from.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eEPA Section 608: certification types, what each covers\u003c\/li\u003e\n\u003cli\u003eVenting prohibition: what counts as a de minimis release\u003c\/li\u003e\n\u003cli\u003eRecovery: equipment requirements, cylinder fill limits, the 0\/0\/90% rule\u003c\/li\u003e\n\u003cli\u003eTechnology Transitions: the 700 GWP limit, what changed in May 2026\u003c\/li\u003e\n\u003cli\u003eA2L refrigerants: R-32 and R-454B properties, safety classifications, handling\u003c\/li\u003e\n\u003cli\u003eLeak detection: standing leak rate, automatic leak detectors, verification tests\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eUpdated for the May 2026 EPA final rule.\u003c\/p\u003e","brand":"HVAC Resource","offers":[{"title":"Default","offer_id":68022337110118,"sku":null,"price":39.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0754\/4347\/0438\/files\/hvacr-pb-refr.jpg?v=1794399907","url":"https:\/\/hvacresource.us\/products\/refrigerant-rules-and-the-a2l-transition-what-techs-need-to-know","provider":"hvacresource","version":"1.0","type":"link"}