Calendar of Events and Trainings

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 This one-hour course introduces the key differences between unitary and split heat pump water heater systems, with a focus on what they are, what they do, and […]

Register Event Description Passive House is an enclosure-first approach that empowers architectural design to drive comfort, resilience, health, and efficiency outcomes. The Passive House enclosure is fundamental to overall building […]

Register Event Description California’s carbon reduction goals reach beyond energy performance to include equity, natural solutions for carbon sequestration, and conservation of resources. Using the Living Building Challenge and local […]

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 will cover what Energy Consultants need to know about Quality Insulation Installation (QII) to best their clients meet the Title 24 Energy Code. QII is […]

Register Event Description More details coming soon! Learning Objectives More details coming soon! Learning Units 1.5 AIA LUs pending for this course 0.15 ICC LUs pending for this course Instructor […]

Register Enjoy food, drinks, and great company at the third event in our High-Performance Happy Hour Series! Whether you're a homeowner, architect, or simply curious about high-performance design, join us […]

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 […]

Register Event Description PHN's Introduction to Passive House Trades course will broadly cover the following topics: Passive House basics, review of typical construction types, windows and installation, air barriers and […]

Register Event Description Inflation Reduction Act Part 3: Pairing IRA funds with Real Estate Loans and Go Green Programs IRA funding is coming, bringing huge potential for energy-efficiency upgrades at […]

Register Event Description Do you want higher performance at lower costs? Every decision that increases pipe length decreases efficiency and adds costs. Right-sizing pipes and water heaters is essential. Integrating […]

Register Event Description This is an office-hours style open discussion about high-performance building enclosures with Home Performance Pro Judy Rachel. We'll be talking insulation, windows, air sealing, blower door testing, […]

Register Event Description More details coming soon! Learning Objectives More details coming soon! Learning Units 1.5 AIA LUs pending for this course 0.15 ICC LUs pending for this course Instructor […]

Register Event Description Take a look behind the scenes of how an energy performance model is developed using Energy Pro and California’s Building Energy Code Compliance (CBECC) software. We’ll review […]