Made for Quinn Pratt on Facebook
Since your newer build is showing caulk cracks along the crown molding and trim, this plan walks you through a lasting fix, including the right caulk type to handle Georgia's seasonal temperature swings.
Quinn Pratt's photos
DIY Plan: Caulk Around Windows and Doors
Seal gaps around windows and doors to improve energy efficiency and prevent drafts
30-60 minutes per window/door
Time
$15–$50
Materials
4
Tools needed
7
Steps
Step-by-Step Plan
Examine the perimeter of windows and doors, both inside and outside. Look for visible gaps, cracked caulk, or areas where you feel drafts. Mark areas that need attention.
Tip: On a windy day, hold a candle near window edges to detect drafts.
Estimated time: 10-15 minutes
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Materials
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Common Mistakes to Avoid
Using interior caulk for exterior applications
Not removing old caulk first
Applying caulk in rain or extreme cold
Leaving gaps or voids in the caulk line
Not using backer rod in deep gaps
Safety Warnings
- ⚠Use a sturdy ladder for second-story windows
- ⚠Some exterior caulks have strong fumes - work in ventilated areas
When to Call a Professional
If there's rotted wood that needs repair, if windows need to be reseated, or if there's significant structural movement causing recurring gaps.
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What's your DIY experience level?
Interior or exterior caulking?
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