10 Best Outdoor Caulk of December 2025
List of Top Rated Outdoor Caulk from thousands of customer reviews & feedback.
Updated On Dec 2025
1,015 Reviews Studied
1
GE Sealants & Adhesives GE5000 Advanced Silicone 2 Window & Door Sealant, 10.1oz, Clear Read Review
- 100% WEATHERPROOF: This 100% silicone formula offers excellent protection from water damage, providing a reliable seal in areas prone to consistent weather and water exposure
- 10-YEAR MOLD-FREE PRODUCT PROTECTION: Protects against stain-causing mold and mildew water damage
- 40% MORE FLEXIBILITY & 5X STRONGER ADHESION: Stays permanently flexible with strong adhesion and provides a durable seal for exterior and interior projects
- 30-MINUTE RAIN-READY: Ready for rain exposure in as little as 30 minutes
- SHRINK & CRACK-PROOF: Withstands extreme expansion or contraction associated with temperature fluctuations
- FREEZE & SUN-PROOF: Resists freezing temperatures and UV degradation for a permanently flexible seal
- WON’T BLEMISH METALS: Will not discolor most high-end metal finishes like chrome, bronze and nickel
- BACKED BY A LIFETIME GUARANTEE: Get high-quality results, guaranteed for as long as you own your home
- NON-PAINTABLE: Designed for applications in which the seal or area will not be painted
- See product packaging images provided on this product page for complete performance and warranty information
2
Flex Shot Rubber Adhesive Sealant Caulk, 8-oz, White (2 Pack)(Mildew Resistant) Read Review
- Caulks, bonds and seals virtually everything!
- No need for a caulking gun! The free extension tube makes even hard-to-reach repairs easy
- Gives you a perfect bead, every time. No running, no dripping, no mess!
- Expands and contracts to fill in huge cracks and holes
- No waste. Use it again and again!
3
Gorilla Heavy Duty Construction Adhesive, 9 Ounce Cartridge, White, (Pack of 1) Read Review
- Strong, versatile and durable construction adhesive that bonds virtually everything
- Best for building and home improvement projects, both indoors and out
- Fast grab; holds in 30 seconds
- All weather; indoor and outdoor use
- VOC compliant; low odor; 100% adhesive; no solvents or water
4
Sashco 10016 10.5oz 10016 Big Stretch Caulk 10.5-Ounce Cartridge, White Read Review
- Big stretch caulk, 10.5 oz., white - 1028277
- This is highly durable
- This is manufactured in United states
5
Dap 18128 Alex Plus Acrylic Latex Caulk Plus Silicone 5.5-Ounce Read Review
- This product is a 5.5Oz Acry Latex Caulk
- Purpose of use for Caulk & Sealants, adhesive-caulk
- Manufactured in the United States
- For interior and exterior applications.
- Paintable and water clean-up.
- 35-year durability guarantee.
6
Flex Shot Rubber Adhesive Sealant Caulk, 8-oz, Almond (Mildew Resistant) Read Review
- Caulks, bonds and seals virtually everything!
- No need for a caulking gun! The free extension tube makes even hard-to-reach repairs easy
- Gives you a perfect bead, every time. No running, no dripping, no mess!
- Expands and contracts to fill in huge cracks and holes
- No waste. Use it again and again!
7
Gorilla Paintable Silicone Sealant Caulk, Waterproof and Mold & Mildew Resistant, 9 ounce Cartridge, White, (Pack of 1) Read Review
- Incredibly versatile 100% silicone sealant that dries translucent clear
- Best for sealing gaps or cracks between two surfaces; works on window, door, kitchen, bath, gutters, auto, marine and more
- Indoor/outdoor; 100% waterproof
- Won't yellow, shrink or crack
- Mold and mildew resistant
8
Gorilla White 100 Percent Silicone Sealant Caulk, Waterproof and Mold & Mildew Resistant, 10 ounce Cartridge, White, (Pa... Read Review
- Incredibly versatile 100% silicone sealant that dries translucent white
- Best for sealing gaps or cracks between two surfaces; works on window, door, kitchen, bath, gutters, auto, marine and more
- Indoor/outdoor; 100% waterproof
- Won't yellow, shrink or crack
- Mold and mildew resistant
9
Gorilla Clear 100 Percent Silicone Sealant Caulk, Waterproof and Mold & Mildew Resistant, 10 Ounce Cartridge, Clear, (Pa... Read Review
- Incredibly versatile 100% silicone sealant that dries translucent clear
- Best for sealing gaps or cracks between two surfaces; works on window, door, kitchen, bath, gutters, auto, marine and more
- Indoor/outdoor; 100% waterproof
- Won't yellow, shrink or crack
- Mold and mildew resistant
10
Red Devil 08760I12RD PRO Construction Grade Siliconized Acrylic Sealant, 10.1 oz., Clear, 12 - Pack Read Review
- Superior sealant fortified with silicone for increased flexibility and extended life.
- Provides excellent adhesion to most building substrates and offers added bonding strength for durable, watertight seals. Paintable, non-staining and ideal for interior or exterior applications.
- Extra Bonding Strength For Durable, Watertight Seals; Mildew Resistant; Paintable; 35 Year Durability
- Please note: Clear will extrude white and dry clear within 2 weeks
- Made in USA; Spec Compliant: ASTM C834-05