tech tips

Click on a title to open the full .pdf file.

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