What Is an Opaque Building Envelope? A building’s opaque envelope encompasses all elements of the building envelope except for windows, including walls, roofs, and foundations. These factors form...
Semi-Central Heat Pump Water Heater Technologies – Technical Guide
Introduction to Semi-Central Heat Pump Water Heaters (HPWHs) In response to reducing emissions and our reliance on fossil fuels, designers and developers are increasingly moving from traditional...
Semi-Central Heat Pump Water Heater Technologies – Fact Sheet
What Is the Measure? A semi-central HPWH system provides efficient domestic hot water for commercial and multifamily buildings served by heat pump water heater (HPWH) systems in a semi-central...
High Efficiency Elevators – Fact Sheet
What Is the Measure? Energy-efficient elevators are vital in modern buildings as they are convenient and accessible for users, but they are also significant energy users. Elevator energy usage can...
High Efficiency Elevators – Technical Guide
Introduction to High Efficiency Elevators As building codes push for greater energy efficiency, elevators are following suit. While elevators are vital in modern buildings, they are also big energy...
Heat Recovery Chillers Benefits
Introduction to heat recovery chiller systems As the need for conditioning the indoor environment expanded, the development of the first variable air volume (VAV) system came onto the scene. The...
Central Heat Pump Water Heater (HPWH) Technical Guide
Introduction to central heat pump water heaters (HPWH)Â Many building codes are pushing designers and developers to shift their projects from typical natural gas fired water heating systems to all...
Benefits of Using Low-GWP Refrigerants in HVAC and Water Heater Systems
Efficient and essential strategy for decarbonization Refrigeration and air conditioning equipment generate approximately 7.8% of global greenhouse gas emissions. Of this 7.8%, 37% comes from the...
Low GWP Refrigerants Fact Sheet
CEDA targets decarbonization and electrification strategies for the built environment. In particular, a potential high-performance measure to decarbonize and meet CARB 2030 goals is to provide low...
Hydronic Heat Pumps
CEDA targets decarbonization and electrification strategies for the built environment. A potential high performance measure to decarbonize is to include hydronic heat pumps in your design. Hydronic...
Heat Recovery Chillers Fact Sheet
What is a heat recovery chiller? Heat recovery chillers are a type of HVAC system that can simultaneously provide heating and cooling to a building by recovering waste heat from the cooling process...
Design Process & Fundamentals
Achieving ambitious energy goals for any new construction or deep renovation project requires an engaged, committed team with buy-in from owner, designers, and others. An integrated design process...
Complimentary Energy Design Assistance
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Financial Incentives
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