Login
View Cart
Login
Cart

Saturn

Resource Management

Books, Online Education, Resources and More.

Students: Access your courses and redeem course vouchers from your Student Dashboard in the Training menu above.

Bookstore

Books, field guides, technical briefs and reference sheets.

GO NOW

Training

Pass an exam to earn CEUs, badges and certificates.

Go Now

About Us

Our mission and vision statements. Who we are and what we do.

Learn more

Our #1 Best Seller

Residential Energy

(SEVENTH EDITION)
Residential Energy is widely recognized as one of the best textbooks available on home energy conservation. It’s used by hundreds of colleges and technical schools across North America. Residential Energy is an essential reference manual for home energy raters, energy auditors, weatherization technicians, carpenters, heating and air-conditioning specialists, insulation contractors, plumbers, electricians, and home-improvement enthusiasts.

BUY NOW!

Popular

Sale!
Your Mobile Home

Your Mobile Home

View Details
Sale!
Homeowners Handbook to Energy Efficiency

Homeowners Handbook to Energy Efficiency

View Details
Home Cooling Energy Guide

Home Cooling Energy Guide

View Details
Saturn Energy Auditor Field Guide

Energy Auditor Field Guide

View Details
Building Shell Field Guide

Building Shell Field Guide

View Details
HVAC Systems Field Guide

HVAC Systems Field Guide

View Details

Two-Stage Evaporative Coolers

by | June 27, 2024 | AC Air Conditioning / Cooling, Energy Efficient Buildings, Uncategorized | 0 Comments

A two-stage evaporative cooler is a newer, more efficient evaporative cooler that uses a pre-cooler, improved evaporative pads, and a more efficient motor. The pre-cooler cools the incoming air, with a water-cooled heat exchanger, and without adding any moisture to...
Read More

Cooling with Wind-and-Solar-Powered Ventilation

by | June 21, 2024 | AC Air Conditioning / Cooling, Energy Efficient Buildings, Uncategorized | 0 Comments

Let's think about the possibility of electrical-grid failure, unaffordable electricity, or AC failure during very hot weather. Ancient ideas and their modern designs may be one solution. Modern wind-catchers, along with wind-powered and solar-powered ventilators can...
Read More

How Air Conditioners Dehumidify

by | June 20, 2024 | AC Air Conditioning / Cooling, Air Sealing Buildings, Duct Air Sealing, Uncategorized | 0 Comments

The sensible-heat ratio (SHR) expresses the moisture-removal capacity of the AC system. The SHR rates the air conditioner on its ability to remove moisture and is an important consideration to select a central AC system.  The SHR is a decimal number between 0.5 and...
Read More

Roof Coatings for Retrofit Cool Roofs

by | June 12, 2024 | AC Air Conditioning / Cooling, Uncategorized | 0 Comments

You can apply several types of white roof coatings to various roofing materials to create a cool roof. When choosing a white roof coating, consider your existing roofing material, the roof's slope, and the manufacturer's specifications for the coating. Here are 5...
Read More

Badgirs: Low-Cost Cooling from Long Ago

by | June 6, 2024 | AC Air Conditioning / Cooling, Uncategorized | 0 Comments

Badgirs — also known as windcatchers or wind towers — are traditional non-electric architectural features used in the Middle East for natural ventilation and cooling.  Architects and builders used Babgirs for centuries to create indoor comfort in hot, arid climates....
Read More

Why Air Conditioners Fail to Dehumidify

by | June 6, 2024 | AC Air Conditioning / Cooling, Uncategorized | 0 Comments

Your AC can provide either optimal efficiency or optimal dehumidification, but it can’t usually provide both. Air conditioners, designed for energy-efficiency, may not run cold enough to condense sufficient water vapor out of the indoor air. The air conditioner may...
Read More

LBNL “Smart Ventilation” Research

by | August 10, 2017 | Energy News | 0 Comments

Lawrence Berkeley National Lab (LBNL) scientists, led by Max Sherman and Iain Walker, are investigating whole-house ventilation options to support California's Zero Net Energy Homes initiative. This research project is called Smart Ventilation for Advanced California...
Read More

Sliding Glass Doors: Comfort and Energy

by | July 5, 2017 | Energy Efficient Buildings | 1 Comment

Sliding glass door heat flow A sliding glass door’s large expanse of glass transmits a lot heat out of the home in the winter and into the home in summer. This heat flow takes three forms: heat conducts directly through the glass in winter, solar heat transmits...
Read More

Attic Vents and Venting – Part 2: Beyond the Simple Vented Attic

by | June 2, 2017 | Energy News | 0 Comments

Attic vents and attic venting are the most familiar and reliable roof venting option. That was the subject of part 1 of this post. But they may not work depending on the building's design. Features like sloping ceilings and cathedrals may dictate an unvented attic. An...
Read More

Attic Vents and Venting – Part 1

by | May 26, 2017 | Energy Efficient Buildings | 1 Comment

Attic vents and roof venting serve a variety of purposes, depending on roof design and climate. These purposes include preventing ice damming, drying building materials, and controlling solar heat gain. In cold climates, we want to avoid ice damming by keeping the...
Read More