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Vapor barriers & ventilation

Man inspecting vapor barriers

An energy-tight home requires adequate ventilation and vapor control to maintain healthy air.

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Basements and crawlspaces

Unfinished basement

Insulating your new house's basement up to R-10 can help reduce energy costs by up to 12 percent.

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Insulation tips & tricks

Man installing insulation

Don't overlook these important elements when you're upgrading your insulation.

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Finding and sealing air leaks

Older home

Learn how to locate those pesky air leaks and what to do when you find them.

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Insulation options

Different types of insulation

The right insulation material for your home depends on where it will be used and what type you already have. 

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Weatherizing materials

Man caulking around window

A typical home will need about $50 in weatherizing materials - and the cost can be paid back in energy savings in just a few weeks.

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Weatherizing tips & tricks

Caulk gun

Use this checklist to make sure you don't overlook hidden energy wasters in and around your home.

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Spray foam insulation

Man touching spray foam insulation

Spray foam insulation does a great job of sealing up cracks and crevices, if it's installed properly. Learn more about open-cell spray foam options.

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