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12 Cool Projects to Keep Your House Warm This Winter

Being cold is not cool. Luckily, with our helpful collection of 12 easy projects, you'll have your home ready for winter long before the snow flies.

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How to Keep House Warm: Caulk Windows and DoorsAndrey_Popov/Shutterstock

How to Keep House Warm: Caulk Windows and Doors

It can't be said enough that windows and doors are the two leading culprits for winter heat loss in your home. With these caulking tips, you'll be able to keep your home warm and ensure a tight seal around interior trim. And as a result, warm air stays in your home. Don't forget to check your external caulk as well and fix any gaps before the snow flies.

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How to Keep House Warm: Add InsulationV J Matthew/Shutterstock

How to Keep House Warm: Add Insulation

Beefing up the insulation in your home, particularly in basements and attics can keep your home warm. And will promote a more even temperature and eliminate cold spots. Better yet, adding insulation is a cost-effective solution to what can be an expensive problem over time. Follow our guide to insulating your house, and you will have a toasty home before you can say "winter."

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How to Keep House Warm: Seal Gaps

How to Keep House Warm: Seal Gaps

Sometimes the smallest cracks can cause intense drafts and will not keep your house warm. So seal any openings in exterior walls with expanding foam, particularly around pipes to minimize air loss. Adding foam insulation is also a cheap way to stop drafts from wafting in behind switch plates.

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How to Keep House Warm: Winterize Your RadiatorsMiroslav Lukic/Shutterstock

How to Keep House Warm: Winterize Your Radiators

For an easy DIY project, place aluminum foil on the wall behind your radiators to reflect heat outwards into the room. Be sure your radiators are properly bled to remove any inefficient air gaps which may be preventing your radiators from working to optimum capacity and will keep your house warm.

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How to Keep House Warm: Radiant Floor HeatSashkin/Shutterstock

How to Keep House Warm: Radiant Floor Heat

If you're already in the market for a remodel, think about radiant floor heating, whether electric or hydronic. Because floor heating has a constant output, you don't have the large swings (and increased bills) caused by appliances designed to turn off and on again when the temperature drops.

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How to Keep House Warm: WeatherstrippingFamily Handyman

How to Keep House Warm: Weatherstripping

Anytime you have an opening to the outdoors, you should have weatherstripping to help keep the cold air out and the warm air in. And replacing overly compressed, worn or ripped weatherstripping is an easy project that will keep your home warm. You can tackle your whole home in a weekend.

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Service Your Furnace

Service Your Furnace

Before the temperature dips too much, it's a good idea to have your furnace serviced, or give it a thorough check yourself, mainly if it is an older model. And at the same time, be sure to check and change any dirty air filters to make your furnace run more efficiently, thus directing more warm air to the habitable areas of your home.

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Replace WindowsFamily Handyman

Replace Windows

While it may not be cost-effective to replace all of your windows, if you still have single-pane windows, it may be time for a change. Stronger, warmer and easier to operate, newer, double-paned windows will make a noticeable difference in the winter temperature of your home and will keep your home warm.

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How to Keep House Warm: Install a Duct BoosterFamily Handyman

How to Keep House Warm: Install a Duct Booster

A duct booster fan is a great way to boost the heat levels in specific rooms in your house. And particularly where furniture or room shape doesn't allow for adequate air flow. With most models requiring only simple drop-and-plug installation, adding a duct booster fan is worthwhile project to keep your home warm.

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How to Keep House Warm: Install an Airtight Laundry Vent

How to Keep House Warm: Install an Airtight Laundry Vent

If your laundry room or the inside of your dryer is always cold in the winter months, your old dryer vent may be the culprit. Check the exterior of your vent for any broken or missing vent flaps. And consider replacing the entire vent with an airtight variety that will keep your home warm, slash your heating bills and prevent unwanted critters from seeking shelter in your home over the winter.

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Invest in an Energy AuditFamily Handyman

Invest in an Energy Audit

If you don't know where to start, or which projects to tackle first, a professional energy audit may be the right move. An approved auditor will come to your home and conduct tests to determine where the inefficiencies are and will provide you with a list so you can prioritize your pre-winter project planning.