
Dap
18425 Alex Fast Dry Caulk, Paintable In 20 Minutes, 10.1 Oz
Key Features
AI Generated- Polymer formula balances durability with flexibility.
- Handles interior joints and exterior cracks with equal strength.
- Built to meet and exceed ASTM C834 requirements.
- Odor‑friendly and water‑soluble for hassle‑free removal.
Delivery and shipping
Local Delivery
Shipping
Return Policy
Easy returns available. Eligibility rules may apply.
DAP ALEX Fast Dry Caulk is an acrylic latex caulk formulated for professional painters and homeowners who need a reliable, paintable sealant that works fast. This caulk is ready to brush paint in just 20 minutes, or can be spray painted immediately, so you can complete projects in less time without waiting for extended cure periods. It delivers a durable, flexible seal that won't crack or discolor, keeping paint finishes looking professional and preventing paint peeling over time.
Whether you're caulking gaps before painting, sealing interior trim, or finishing exterior joints, this versatile caulk bonds well to numerous surfaces and provides a 100% waterproof seal. The cured caulk is mold- and mildew-resistant, making it ideal for applications where moisture may be present.
Features and Benefits
- Fast Paint Ready: Brush paintable in 20 minutes or spray paintable immediately, eliminating long wait times on the job.
- Flexible and Durable: Won't crack, discolor, or cause paint to peel; backed by a 50-year durability guarantee for lasting performance.
- Professional Results: Formulated to meet the needs of professional painters with outstanding adhesion and paint finish quality.
- Mold and Mildew Resistant: Cured caulk resists mold and mildew growth in damp environments.
- Easy Cleanup: Water-soluble formula cleans up easily with soap and water while still wet.
- Interior and Exterior Use: Suitable for both indoor and outdoor applications on a wide variety of surfaces.
Specifications
- Brand: DAP
- Model: 18425
- Product Type: Acrylic Latex Caulk
- Size: 10.1 fl oz (cartridge)
- Color: White
- Material: Acrylic latex with silicone
- Paint Ready Time: 20 minutes (brush), immediate (spray)
- Full Cure Time: 24 hours
- Waterproof: Yes, 100%
- Mold Resistant: Yes, when cured
- ASTM Certification: Exceeds ASTM C834 specification
- Durability Guarantee: 50 years
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Reviews
Customer Reviews
Great product for the price
Dries fast
Easy to use latex caulk tube
Makes the basic jobs easy. Cut the tip, poke the hole and load it in the caulking gun; works every time and looks good.
Dap caulk white
Dried great worked well where heat pulled away from wall.
Dries fast and easy clean up.
Happy Handyman
This is my go to painters calk. Spreads nicely, dries quickly, and paints well.
Great team
Works as advertised
Latex Caulking
Performs as stated. Will buy again!
My carpenter loves it ....uses it all the time
Did the trick
I needed to finish a job quickly which required priming the finished wood trim work in a timely manner after the caulk dried.I have used DAP products in the past so I knew the quality would be good and the added feature of fast dry sold me on the product. The results turned out good.
Seals cracks and holes
I like using this it's dries very fast
DAP Fast-dry Caulk is the Best
Used this caulk to seal some spaces upon installing an exterior light. It spread nicely and dried in no time to give a great looking seal!
Easy to use
We have used a lot of this easy to use great product
Dap caulking
Product worked well, set quickly.
DAP is it
Dap is my go-to for my projects large or small. I live in rural Vermont so I can't always go to large stores, luckily smaller stores luckily I find it everywhere... Especially Aunuchons Hardware! Great product!
Just what I needed
Bought the caulking a week or so ago, excellent product, works well, keeps well also.
Great Stuff
Works great,made a big difference in a painting job I had.























