RenewCerts

NATIONAL COMFORT INSTITUTE

National Comfort Institute is the national leader in advanced HVAC education, training, and certification. Their High-Performance HVAC curriculum is designed to help contractors solve comfort, safety, and efficiency problems that standard training misses — giving technicians the diagnostic tools to deliver results other contractors can't.

✓ TDLR Approved Provider #1212 Commercial Residential Refrigerants/VRV Heat Pumps Combustion Safety HVAC Design
In-Person delivery
8-hr price
14 approved courses
8h required / year

Airflow Testing & Diagnostics

8h In-Person TDLR #32027

Law/Rules: 0.00h | Codes: 0.00h | Business Practices: 8.00h

Commercial Air Balancing Day 1

8h In-Person TDLR #32028

Law/Rules: 0.00h | Codes: 0.00h | Business Practices: 8.00h

Commercial Air Balancing Day 2

8h In-Person TDLR #32029

Law/Rules: 0.00h | Codes: 0.00h | Business Practices: 8.00h

Commercial Air Balancing Day 3

8h In-Person TDLR #32030

Law/Rules: 0.00h | Codes: 0.00h | Business Practices: 8.00h

Combustion Performance & CO Safety Day 1

8h In-Person TDLR #32031

Law/Rules: 0.00h | Codes: 0.00h | Business Practices: 8.00h

Combustion Performance & CO Safety Day 2

8h In-Person TDLR #32032

Law/Rules: 0.00h | Codes: 0.00h | Business Practices: 8.00h

Combustion Performance & CO Safety Day 3

8h In-Person TDLR #32033

Law/Rules: 0.00h | Codes: 0.00h | Business Practices: 8.00h

Commercial System Performance Day 1

8h In-Person TDLR #32034

Law/Rules: 0.00h | Codes: 0.00h | Business Practices: 8.00h

Commercial System Performance Day 2

8h In-Person TDLR #32035

Law/Rules: 0.00h | Codes: 0.00h | Business Practices: 8.00h

Refrigerant-Side Performance Day 2

8h In-Person TDLR #32040

Law/Rules: 0.00h | Codes: 0.00h | Business Practices: 8.00h

Residential System Performance Day 1

8h In-Person TDLR #32041

Law/Rules: 0.00h | Codes: 0.00h | Business Practices: 8.00h

Residential System Performance Day 2

8h In-Person TDLR #32042

Law/Rules: 0.00h | Codes: 0.00h | Business Practices: 8.00h

High-Performance Heat Pump Retrofits

8h In-Person TDLR #32037

Law/Rules: 0.00h | Codes: 0.00h | Business Practices: 8.00h

Refrigerant-Side Performance Day 1

8h In-Person TDLR #32039

Law/Rules: 0.00h | Codes: 0.00h | Business Practices: 8.00h

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Verified May 5, 2026

Google Reviews

4.8

4 Google reviews

Dean Woodard a year ago
★★★★☆

Good training , excellent expertise in many areas of hvac construction and building maintenance

David Holt 3 years ago
★★★★★

Great place to expand your HVAC horizons!

Nick Guarino 2 years ago
★★★★★
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