Register Event Description This class is for folks who need to "speak HVAC" but may not have much background with HVAC. This could be homeowners who are shopping for a […]

Register Event Description Here’s an opportunity to visit a green building project in person, to learn more about the process and see the implementation of energy efficiency and building electrification […]

Register The HERS Registry is an online data base that creates and tracks the numerous compliance documents needed for compliance with California's Title 24 Part 6 energy code. This class […]

Register Event Description Natural insulation has many benefits for builders and occupants but not everyone is familiar with these products. Discover how natural insulation products can be the perfect solution […]

Register Event Description This course explores best practices for zoning with heat pumps, covering both ducted and ductless multi-zone strategies. Participants will learn about common challenges, static pressure issues, system […]

Register Event Description As the 2022 energy code wraps up its final year, and the 2025 code emerges, we see the trends of building electrification, healthier indoor air quality and […]

Register Event Description This course dives deep into the focus of building mechanical systems with a particular focus on ventilation and hot water systems. Looking at the design and construction […]

Register Event Description This will be an open discussion about Heat Pump Water Heater installations with plumbers, builders, architects, and energy consultants. We will ask participants to share or send […]

Apply Here 3C-REN is pleased to offer The Passive House Network's (PHN's) Certified Passive House Designer/ Consultant hybrid cohort. This training is available at no cost to residents and those […]

Register Event Description As the 2022 energy code wraps up its final year, and the 2025 code emerges, we see the trends of building electrification, healthier indoor air quality and […]

Register Event Description We all learned the principles of passive solar design in school – south facing orientation, strategic windows, thermal mass, etc., but the old rules don’t apply in […]

Register Event Description This course focuses on Title 24, Part 11, the California Green Building Standards, incorporating the 2025 code changes that take effect January 1, 2026. We’ll review background […]