Caulk for exterior windows and doors is essential for ensuring energy efficiency and preventing water damage in your home. The right caulk can create a durable seal that withstands the elements, providing long-lasting protection. In 2025, several products stand out for their superior performance, ease of application, and longevity. Whether you need a silicone-based caulk for flexibility or a polyurethane option for its strength, choosing the best caulk can make a significant difference in your home’s maintenance.
GE Advanced Silicone Caulk for Window & Door - 100% Waterproof Silicone Sealant, 5X Stronger Adhesion, Freeze & Sun Proof - 2.8 fl oz Tube, White, 1 Pack
- 100% Waterproof and Weatherproof: 100% silicone formula offers protection against water damage, providing a reliable seal in areas prone to harsh weather
- Durable: Rain-ready in as little as 30 minutes, and resistant to shrinking and cracking due to temperature fluctuations
- Compatible with Most Materials: Adheres to most metals and woods; aluminum, composites, brick, stone, stucco, masonry, cement board, glass, drywall, ceramic and porcelain tile; and more
$9.93
GE Advanced Silicone Caulk for Window & Door - 100% Waterproof Silicone Sealant, 5X Stronger Adhesion, Shrink & Crack Proof - 10 oz Cartridge, Clear, Pack of 1
- 100% Waterproof and Weatherproof: 100% silicone formula offers protection against water damage, providing a reliable seal in areas prone to harsh weather
- Durable: Rain-ready in as little as 30 minutes, and resistant to shrinking and cracking due to temperature fluctuations
- Compatible with Most Materials: Adheres to most metals and woods; aluminum, composites, brick, stone, stucco, masonry, cement board, glass, drywall, ceramic and porcelain tile; and more
$10.77
SALE
−$4.08
GE Supreme Paintable Silicone Caulk for Window & Door - 100% Waterproof Silicone Sealant, 7X Stronger Adhesion, Freeze & Sun Proof - 9.5 fl oz, White, 1 Pack
- 100% Waterproof and Weatherproof: This 100% silicone formula offers protection from water damage, providing a reliable seal in areas prone to weather exposure
- Permanently Flexible with Strong Adhesion: Sealant offers 40% more flexibility than Class 25 sealants and 7X stronger adhesion than our Silicone 1 sealant
- Shrink- and Crack-Proof: Withstands extreme expansion and contraction associated with temperature fluctuations
- Paintable: Sealant easily fits in with your home’s surroundings
- Compatible with Most Materials: Adheres to most metals and woods; aluminum, composites, brick, stone, stucco, masonry, cement board, glass, drywall, ceramic and porcelain tile; and more
$13.28
SALE
−$0.67
Red Devil 0846 Window & Door Siliconized Acrylic Caulk, White, 10.1 oz, Pack of 1, Made in USA
- EASY APPLICATION & TOOLING: Pro formula provides professional looking results
- EXCELLENT ADHESION: Use on multiple surfaces around the home
- INTERIOR & EXTERIOR USE: Can be used inside or outside the home
- PAINTABLE & WATER CLEANUP: Provides excellent paintability and easy cleanup
- MADE IN THE USA: 35 Year durability provides a lasting repair
$4.87
SALE
−$2.97
DAP AMP All Weather Window, Door and Siding Sealant, White, 9 Oz (7079800760)
- UV resistant sealant can be applied in extreme temperatures ranging from 0 to 140 degrees and works in a variety of situations including windows, doors, siding, trim, corner joints and more
- All purpose sealant in an advanced hybrid polymer formula is ideal for caulking and sealing surfaces known to expand and contract
- All weather sealant is 30 minute rain and water ready
- DAP sealant is paintable in 30 minutes allowing for faster projects
- Proven wet surface application allows for more flexibility on the job
$9.98
SALE
−$1.65
Gorilla Waterproof Caulk & Seal Silicone Sealant, 2.8oz Squeeze Tube (Pack of 1) - White Caulking Sealant for Kitchen, Window, Bath, Marine, Door and More
- Waterproof sealant: This white caulk seals out air, water, and moisture with 100% silicone as cured
- Speed meets strength: Caulk & Seal's silicone caulk is ready for water exposure in as little as 30 minutes
- All-purpose: Gorilla caulk works wherever the work is; Indoor and out, rain or shine after fully cured
- Gorilla tough: This white silicone caulk is not only mold & mildew resistant, it won't yellow, shrink or crack over time
- Use on: Our sealant is perfect for windows, doors, stainless steel, fixtures, countertops, laminate, porcelain, sink, shower, tub/tile, granite, ceramic, gaps & cracks, painted surfaces, wood, vinyl, metal, aluminum, trim/siding, cables, glass, drywall, stone, marble, gutters, plumbing, and more
$6.34
DAP INC 18152 10.1oz White Alex Plus Acrylic Latex Caulk with Silicone
- Sold as 1 Each.
- Paint ready in only 30 minutes to finish the job faster..
- Excellent flexibility and adhesion for a crack proof seal.
- Easy to apply and tool, low in odor and cleans up easily with water..
- Cured caulk. Exceeds ASTM Specification C834. Interior or Exterior use.. 10.1 fl oz, White.
$2.95
SALE
−$4.99
DAP AMP All Weather Window, Door and Siding Sealant, Clear, 9 Oz (7079800761)
- UV resistant sealant can be applied in extreme temperatures ranging from 0 to 140 degrees and works in a variety of situations including windows, doors, siding, trim, corner joints and more
- All purpose sealant in an advanced hybrid polymer formula is ideal for caulking and sealing surfaces known to expand and contract
- All weather sealant is 30 minute rain and water ready
- DAP sealant is paintable in 30 minutes allowing for faster projects
- Proven wet surface application allows for more flexibility on the job
$9.98
SALE
−$1.96
Red Devil 0795 StormGuard 920 100% RTV Silicone Window and Door Sealant, A Water-Resistant Adhesive for Interior and Exterior Use, 2.8 oz. Tube, Clear, 1-Pack
- WEATHER-RESISTANT SEALANT: The one-part, neutral cure, 100% RTV silicone sealant is specially formulated for weather-resistant external window & door applications such as skylights, aluminum siding, trim, gutters, vents, and pipes
- EXCELLENT ADHESION TO VARIOUS SURFACES: This 100% Silicone Sealant can be used on a variety of indoor and outdoor surfaces and adheres to metals, painted and unpainted wood, glass, plaster/drywall, brick, plastic, and vinyl
- WILL NOT CRACK, SHRINK OR PEEL: With its Superior Flexibility, the multi-purpose sealant will withstand the elements and won't crack, peel or shrink for a dependable seal that lasts for years
- LOW ODOR FORMULA: The advanced formula sealant is VOC compliant and boasts a low odor, and is USDA Recognized, ideal for use in enclosed spaces like bathrooms
- FOR BEST RESULTS: Before applying the sealant, remove any old caulk, debris, or other residues that might interfere with adhesion and make sure the architectural grade RTV Sealant is used on clean, dry surfaces for best results
$7.57
GE Supreme Silicone Caulk for Window & Door - 100% Waterproof Silicone Sealant, 7X Stronger Adhesion, Shrink & Crack Proof - 10 oz Cartridge, Clear, Pack of 1
- 100% Waterproof and Weatherproof: This 100% silicone formula offers protection from water damage, providing a reliable seal in areas prone to weather exposure
- Lifetime Mould-Free Product Protection: Cured sealant is resistant to stain-causing mold and mildew growth
- Shrink- and Crack-Proof: Withstands extreme expansion and contraction associated with temperature fluctuations
- Compatible with Most Materials: Adheres to most metals and woods; aluminum, composites, brick, stone, stucco, masonry, cement board, glass, drywall, ceramic and porcelain tile; and more
$12.98
Last update on 2025-05-04 / Affiliate links / Images from Amazon Product Advertising API