Guide describing the use of recirculation pumps to speed the flow of hot water to faucets for reduced wait times and savings in energy and water usage.
Information guide describing how to apply a whole-house approach to home improvement with energy efficiency upgrades, improved indoor air quality, and increased comfort.
Measure guide describing the need to install a mounting surface for equipment related to a future solar photovoltaic installation, and how to prepare a space for the installation.
Guide describing how to design HVAC systems to be located within the conditioned space of the home, either in a utility closet or in an air sealed conditioned attic, basement, or crawl space.
Information guide describing things to consider in the basement or crawlspace before attempting retrofits of adjacent items including HVAC, wiring, or structural systems.
This guide describes procedures for assessing feasibility of solar resources, and designating location of propolsed PV arrays and solar thermal panels.