tech tips
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Building Envelope
Calculating U-values
Infiltration
Windows-Beyond Energy Star
Infiltration-Ventilation Air-Sealing
Heating/Ventilation/Air Conditioning
Refrigerant Leak Prevention
Choosing Air Source Heat Pumps for Multifamily Buildings
Steam to VRF Conversions
Gas Furnace Electricity Usage
Steam Boiler Replacements
Boiler Efficiency
Indoor Temperature
Ventilation
AC Conduction Loss
Lighting
LED Lighting Recommendations
LED Screw In Replacements
Motion Sensors
Stairwell Lighting (New Buildings)
Lighting Power Density (Existing Buildings)
Lighting Wattage Reduction (CFLs)
Corridor Lighting (Existing Buildings)
Apartment Lighting Hours
Occupancy Sensors in Stairwells and Corridors
Parking Garage Lighting
Other
Electric Savings in Multi-Family Buildings
Energy Improvement Project Scheduling
179D Tax Deduction
Energy Management Systems
Diverter Valve
Solar Ventilation Pre-heater