Green Energy Efficiency Advice

10 Ways to Beat the Heat

By David Dobbs

Cool down and save some cash. No, it's not your imagination—it definitely is getting hotter. The eight warmest years on record occurred over the past decade. But staying cool this summer doesn't necessarily mean you have to pay a fortune to keep the air-conditioning running day and night. More…

Keeping Warm for Less

By John D. Wagner

A comfy, cozy winter doesn't have to break the bank or be an energy drain. More…

Get Optimal Performance from a Tankless Water Heater

Tankless water heaters have caught the eye of many homeowners lately—as a way to reduce the 19 percent of total home energy use consumed by water heating. More…

Buyer’s Guide to Green Insulation

This buyer’s guide compares and contrasts eight insulation materials (eg, cellulose, cotton, fiberglass, foam, etc) on their environmental and health qualities, and includes application tips. Use it to find the best insulation for your specific situation. More…

Choosing the Best Insulation Delivers Energy Savings

In-depth reviews of Cellulose, Cotton, Fiberglass, Foam, and Mineral Wool insulations. Helps you choose the best insulation for the job so you can boost the energy performance of your home and lessen its environmental impact. More…

9 Best Practices for Choosing and Installing a Tankless Water Heater

By Gordon Gray

In general, the hot water flow rate of a small tankless water heater can support a bathroom and a kitchen with a dishwasher. The key to selecting the proper model is knowing the flow rates of your fixtures, the coldest temperature of incoming water, and your usage patterns. More…

9 Ways to Make Your Home More Energy Efficient

By Harvey M. Sachs, Ph.D.

The house is a system. You save money and improve performance when you take cost-effective measures that reduce building loads, and then install systems and appliances that are the right size to meet the reduced loads. In general, over-sizing worsens performance and increases costs. More…