Electrification & Home Performance Series: 2 – Moisture & Ventilation (Webinar)
Wednesday 10/15/2025 10:00 AM – 12:00 PM
Non-Invasive Refrigerant Charge Verification of Existing HVAC Systems (Webinar)
Thursday 10/23/2025 9:00 AM – 11:30 AM
Electrification & Home Performance Series: 3 – Air Sealing & Insulation (Webinar)
Wednesday 11/12/2025 10:00 AM – 12:00 PM
Wednesday 12/3/2025 10:00 AM – 12:00 PM
Electrification & Home Performance Series: 5 – How Tight is Too Tight? (Webinar)
Wednesday 12/17/2025 10:00 AM – 12:00 PM
Electrification & Home Performance Series: 6 – Testing Residential Building Pressure (Webinar)
Thursday 1/15/2026 10:00 AM – 12:00 PM
Electrification & Home Performance Series: 7 – Integrating Heat Pump Water Heaters (Webinar)
Thursday 1/29/2026 10:00 AM – 12:00 PM
Electrification & Home Performance Series: 8 – Water Conservation & Home Performance (Webinar)
Thursday 2/12/2026 10:00 AM – 12:00 PM
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EPA Core and Type II
EPA Core and Type II
@ Johnstone Supply/Fresno
Oct 19 all-day
Class Overview: This class will consist of a 5-6 hour guided study session for the EPA 608 exam, followed by a closed book, on-line certification exam. This certification is required for all raters who wish[...]
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Combustion Safety
8:00 am
Combustion Safety
@ Johnstone Supply/Bakersfield
Oct 20 @ 8:00 am – 12:00 pm
Class Overview: This training will go into depth on how to conduct a Combustion Safety Test (CST) in the Combustion Appliance Zone CAZ under Worst Case Depressurization (WCD). The following topics are covered: How to[...]
HVAC System Air Flow and Static Pressure Diagnostics
1:00 pm
HVAC System Air Flow and Static Pressure Diagnostics
@ Johnstone Supply/Bakersfield
Oct 20 @ 1:00 pm – 5:00 pm
Class Overview: This four hour session covers the science and application of airflow principles to the efficient operation of HVAC equipment. Many of the residential systems in California suffer from the inefficiencies caused by high[...]
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