Resource Library

Modern controllers for apartment boilers allow remote tracking and save energy. Source: BASC Image Gallery

This image shows a building with more exhaust air than supply air.

This building contains a balanced system.

This image shows a building with more supply air than exhaust air.

This image represents a plumbing layout that can be used to help determine if WaterSense criteria is met.

Map that details information on the electrification of California infrastructure.

Commercial Building Energy Code Adoption Map

Core: Smaller pipes to nearby fixtures. Requires thoughtful design of plumbing fixtures. Saves hot water with smaller, shorter pipes.

Demand Re-circulation Plumbing Layout

This image shows some of the basic window components of a double pane window.

Illustration of a Ducted Heat Pump System

Illustration of a Ductless Mini-Split heat pump system

Detail view of a standard residential electrical panel with and without cover and labels

standard electrical panel for a residential building with labels

Main breaker for a residential building

standard NEMA 5-15 plug pulled from the wall with labels

standard residential outlet with and without labels

This is an example of an NFRC label.

An HVAC contractor installs a 4-inch-thick MERV 13 filter at the intake grille of this return air vent to prevent dust, allergens, smoke, and viruses from entering the duct system.

Grid-interactive efficient building. Used in DOE's Building Technologies Office's (BTO) Grid-interactive Efficient Buildings fact sheet: https://www.energy.gov/sites/default/files/2019/04/f62/bto-geb-factsheet-41119.pdf Image courtesy of Navigant Consulting.