EPA 608 Certification

A2L Refrigerant Safety Certification

Universal Technical Institute

5.6 - Good

UTI has embedded A2L refrigerant safety certification into its standard HVACR curriculum as the industry transitions from R-410A.

EPA 608 Certification Prep (ESCO/HVACR Learning Network)

ESCO Institute / HVACR Learning Network

6.5 - Good

One of the original EPA 608 certifying bodies with exam prep, practice tests, and school-based testing integrated into HVAC Excellence accredited programs.

EPA 608 Universal Certification

HVAC Excellence (ESCO Group)

6.7 - Good

HVAC Excellence administers EPA 608 exams at their network of accredited school testing centers and partner test sites nationwide.

EPA Section 608 Certification

Mainstream Engineering Corporation

6.4 - Good

EPA-approved online open-book Type I exam with free downloadable study manuals — the lowest-cost route to first EPA certification.

ESCO Group / HVAC Excellence EPA 608 Certification

ESCO Group / HVAC Excellence

6.8 - Good

The leading provider of EPA certification with over 2 million credentials issued and robust interactive digital preparation tools.

Mainstream Engineering EPA Certification Courses

Mainstream Engineering Corporation

6.4 - Good

Lowest-cost EPA 608 online certification with free downloadable study manuals for all types — EPA-approved certifier operating epatest.com for over two decades.

R-410A Safety Training & Certification

UEI College

5.7 - Good

R-410A safety certification bundled into the 10-month hybrid program, alongside EPA 608 exam prep.

SkillCat HVAC Training Platform

SkillCat Inc.

7.2 - Excellent

Mobile-first HVAC training with 300+ courses, IACET accreditation, EPA 608 exam for $10/month, and a 97-98% pass rate. The most accessible HVAC cert prep.

Universal Technical Institute HVACR Program

Universal Technical Institute (UTI)

5.8 - Good

National HVACR program at 11+ campuses with 9-month intensive hands-on format preparing students for EPA 608, NATE Core, OSHA 10, R-410A, and A2L certs.