Blog

Home energy efficiency is a complex topic that affects our energy bills, comfort, and indoor air quality. As leaders of residential energy conservation in Northern Virginia and Metro DC, The Fifth Fuel team is dedicated to educating home and business owners about building science concepts and how these concepts influence our built environment. For example, homeowners commonly think their heating and cooling system isn’t performing properly, when in reality, a home performance issue is causing uneven home temperatures.

Our blog is designed to provide useful information that can be applied to gaining an understanding of home energy efficiency, helping our customers to make informed choices about energy-saving home improvements including insulation, air sealing, and crawlspace encapsulation.

Would you like a free estimate on a home energy upgrade? Call The Fifth Fuel today to get started!

Home efficiency news, company announcements, and more!

Our blog is your go-to for the latest news.

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Signs Your Home Needs an Insulation & Air Sealing Upgrade This Winter

March 12, 2025

Find out if your garage needs insulation, and how you might benefit from insulating your garage. The Fifth Fuel is a trusted insulation and energy efficiency contractor serving Northern VA, DC, and metro MD. Learn more about why a garage insulation project may be well worth the cost for your home.

FAQs About Insulation

February 28, 2025

Think it may be time for new insulation? Get answers to some FAQs about insulation, including why insulation is important, where insulation should be installed, and which types of insulation are the most effective. Learn more from The Fifth Fuel, Northern Virginia’s local insulation contractor.

Mid-Winter Signs Your Insulation Needs to Be Replaced

February 28, 2025

Find out if it’s time to install new insulation in your home with help from The Fifth Fuel, Northern VA, DC, and MD’s home comfort specialist. Signs like indoor drafts, cold floors, high heating bills, and hard-to-heat rooms could all mean it’s time for an insulation upgrade. Learn more here.

5 Reasons Why Your Home Is Cold Even with the Furnace On

January 24, 2025

Discover the reason you’re still cold in your house, even when the heat is on. The Fifth Fuel breaks down the three most common causes of poor home comfort in a Virginia home, and explains why a home energy audit is the best first step to identifying the problem and fixing the issue for good.

5 Benefits of Crawlspace Encapsulation

January 14, 2025

Crawlspaces are an often overlooked part of a home and …

How Does the Insulation Tax Credit Work?

January 14, 2025

The insulation tax credit is a great opportunity to lower …

Upgrade Your Insulation By Year-End

November 14, 2024

Transcript: At The Fifth Fuel, we help Metro-Maryland and Northern …

What’s the Best Type of Insulation for My Attic?

July 24, 2024

Remove and replace your attic insulation today for improved home comfort and lower monthly heating and cooling costs. The Fifth Fuel breaks down the signs that your attic insulation needs to be replaced and what insulation types work best for attics. Reach out to discuss attic insulation removal costs today.

Why Is My Upstairs So Hot?

July 17, 2024

For many Washington DC-area homeowners, dealing with temperature differentials between floors is a fact of life. Some let years go by simply assuming that they don’t have any control over this all-too-common issue, opting to install extra window AC units or multiple fans to keep parts of their home cool. The fact is, however, getting to the root of the problem is the only way to fix temperature differentials, and it doesn’t have to be quite as difficult as you might assume.