![]() For bigger problems, fix your insulation. You can choose from weighted cloth versions that stay on the floor or plastic draft guards that fit around the door itself. It may not be as discreet as caulk or sealant, but it gets the job done. For doors, use a draft stopper.ĭraft stoppers, like this best-seller on Amazon, prevent cold air from sneaking in under doors. To quicken the curing process - the time it takes to settle - mist the area with water before and after spraying. ![]() Unlike caulk, spray foam can be more difficult to use so we recommend dispensing it onto newspaper before tackling trouble areas. This quick-action foam deflects water and is tacky to touch in just eight minutes. In general, look for caulks made with mold-free technology that adhere to common surfaces.ĪndreyPopov // Getty Images For cracks between 1/4 inch and 3 inches, use spray foam.Īvoid messy foam drips by finding a spray foam that comes with a straw, like GREAT STUFF Insulating Foam Sealant. GE Silicone 2+, a Good Housekeeping Institute favorite, is 100% weatherproof, sun-proof, and freeze-proof (a.k.a. To fill cracks near windows and doors, use a long-lasting caulk that's made for outdoor use. How to Get Rid of Drafts For cracks less than 1/4 inch, use caulk. If the reading is a lot colder than the air, there's a leak. Invest in a thermal leak detector, like the Black & Decker TLD100, to read surface temperatures of walls, doors, floorboards, and more. If smoke blows sideways, you likely have a leak. Hold a lit incense stick by windows, outlets, doors, and any other suspected areas. Turn off the furnace and water heater and turn on exhaust fans. If you can pull the dollar bill out without it dragging, then you have a significant air leak. If you think doors are to blame, slip a dollar bill (or standard piece of paper) under the door. ![]() Play icon The triangle icon that indicates to play Grab a dollar bill.
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