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Guides A-Z

Guide describing how to correctly choose building materials.

Guide describing how to install obvious ventilation controls.

Guide describing oil-fired boilers and hot water heat distribution systems used for home heating.

Information guide describing WaterSense requirements for outdoor ornamental water features.

Guide describing how to correctly slope surfaces outside a home to force water to flow away from the edge of the home.

Guide describing insulation of piping in exterior walls.

Guide describing why planting ground covers on steep slopes without irrigation prevents erosion. 

Information guide describing how to assess attics, ceilings and roofs before proceeding with upgrades in existing homes.

Retrofit guide describing how to assess harmful gasses such as carbon monoxide, sulfur oxides, nitrogen oxides, and soot from existing combustion appliances.

Information guide describing how to assess crawlspaces and basements before proceeding with upgrades in existing homes.

This guide can help you assess an existing Heating, Ventilation and Air Conditioning (HVAC) system for potential intervention such as repair, upgrade or expansion, or replacement.


Information guide describing pre-retrofit actions to take to assess for asbestos, volatile organic comounds (VOCs) soil gasses including radon and lead.

Guide describing how to evaluate existing ventilations systems before performing home upgrades.

Information guide describing how to perform a thorough visual evaluation of walls, windows and doors before proceeding with renovation projects.

Guide describing how to correctly vent a clothes dryer.

This guide describes proper installation of high-MERV furnace and air-handler filters.

Guide describing how to install a radon mitigation fan with various types of house foundations.

Guide describing ways to reduce access to bugs, rodents and other pests through openings in a home.

Guide describing how to install energy efficient refrigerators in new and exisitng homes.

Guide describing how to install removable interior storm windows in existing homes.

Guide describing removal of construction debris from flex ducts and protection of ducts and HVAC equipment during construction to keep them free of dust and debris.

Guide describing principles of insulating band joists as a stand alone energy upgrade, or as part of creating a closed crawlspace.

Guide describing how to insulate closed crawlspace walls and band joist areas with rigid foam board insulation.

Guide describing how to apply an air control layer directly over existing wall sheathing, and cover by two layers of insulating sheathing held in place by vertical furring strips.

Guide describing how to upgrade walls that separate the garage from the house by providing a continuous air control layer on the garage side of the wall and adding rigid foam insulation.

Guide describing how to insulate an existing slab floor by adding rigid foam insulation over the slab then installing a floating subfloor.

A guide for choosing and installing roof anchoring systems for solar panels.

Guide describing how to apply heavy membranes at valley/roof deck penetrations in wet climates to help drain water away below the roofing.

Guide describing how to apply heavy membranes at eaves in cold climates to help guard against ice dams.

Guide outlining how to retrofit an exterior wall and/or attic to provide continuous air sealing.

Guide describing how to air seal and insulate fiber board ducts.

Guide describing how to air seal and insulate flex ducts.

Guide describing how to air seal and insulate metal ducts.

Guide describing service water pressure requirements for EPA's WaterSense Program.

Guide describing how to install WaterSense® labeled showerheads.

Guide describing insulation techniques for skylight shaft walls.

Guide describing how to insulate slabs on grade in climate zones 4 and higher.

Install Tier 1, master-slave, load-sensing advanced power strips in entertainment centers and computer stations.

Guide describing how to reduce exposure to environmental tobacco smoke in multi-family buildings.

This measure guide describes basic steps for designing a thermosiphon solar hot water system. 

This guide describes procedures for assessing feasibility of solar resources, and designating location of propolsed PV arrays and solar thermal panels.

This measure guide describes the need to install a plumbing and wiring chase for a future solar hot water installation.

This information guide describes the need to install a solar bypass valve on the existing hot water tank for a future solar hot water system installation.

Guide describing how to install spray foam on the exterior of the existing home after framing over the existing siding.

Guide describing how to apply spray foam insulation to ceilings in existing homes.

Guide describing how to insulate the walls of an existing home with spray foam insulation.

Guide describing how to insulate an existing foundation wall by adding spray foam insulation to the interior side of the wall.

Guide describing sprinkler irrigation landscape watering practices for water efficiency.

Guide describing how to create a fully aligned air barrier behind a staircase.

Guide describing how to install step and kick-out flashing on roofs.

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