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DAP ALEX PLUS Acrylic Latex Caulk Review: Is it the paintable sealant for neat home repairs?

Dap 18101 ALEX PLUS Acrylic Latex Caulk Plus Silicone - White 10.1-oz Cartridge (18152)
4.8
[Paintable Surface]  Accepts paint easily for a custom, seamless finish.
[Water Cleanup]  Cleans with water for quick, safe, non-toxic maintenance.
[Minimal Shrinkage]  Engineered to minimize shrinkage for precise, consistent fills.
[Durable Flexibility]  Flexible yet durable for long-lasting seals that resist cracking.
[Mildew Resistant]  Resists mold and mildew to keep surfaces cleaner longer.
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Home improvement sealant designed to create a paintable, flexible finish for gap and trim work. DAP ALEX PLUS Acrylic Latex Caulk helps householders achieve neat repairs that blend with surrounding surfaces. Is it worth choosing for durable, low-maintenance sealing?

⚡ At a Glance
  • Sealing Performance: Acrylic-latex base blended with silicone for resilient, flexible joints
  • Best for: DIYers and tradespeople needing paint-ready seals for interior gaps and trim
  • Not ideal for: Specialist industrial applications requiring solvent-based or high-temperature sealants

Acrylic-latex caulk combined with silicone for flexible, paint-ready seals. Water-cleanable before cure and designed to resist shrinkage and mould growth.


Paint-ready finish – With an acrylic-latex base

Acrylic-latex formulation accepts paint once cured, allowing the seal to be overpainted to match surrounding surfaces. The paintable property is indicated in the product description.

Neat, blended repairs are achievable without specialised primers, so painted surfaces look consistent after sealing.

Low-mess cleanup – With water clean-up formulation

Water clean-up means excess sealant can be removed with water prior to curing, simplifying tool and hands cleaning. The feature is specified as 'Water Clean up'.

Faster, easier tidying after application reduces time spent cleaning tools and speeds project completion.

Long-lasting flexible seals – Thanks to minimal shrinkage and silicone content

Durable flexibility and minimal shrinkage are listed product characteristics that help the seal accommodate joint movement without losing adhesion. Added silicone contributes to flexibility.

Seals stay intact longer and require fewer touch-ups, helping maintain neat joints over time.

✨ The 4 Key Reasons for DAP ALEX PLUS Acrylic Latex Caulk
  1. Paintable Finish – Enables neat repainting once cured, matching surrounding surfaces
  2. Water Clean-Up – Lets you remove excess with water before the sealant cures
  3. Minimal Shrinkage – Maintains a tight seal for long-term gap coverage
  4. Mildew Resistant – Resists mould growth in damp areas, keeping joints cleaner longer
📋 Technical Details at a Glance
  • Brand: DAP
  • Category: Home Improvement
  • Type: Acrylic Latex Caulk plus Silicone
  • Colour: White
  • Volume: 10.1-oz cartridge
❓ Frequently Asked Questions

Q: Is the caulk paintable?

A: Yes. The product description lists the caulk as paintable, so overpainting after curing is expected.

Q: How do I clean up after application?

A: Clean-up is water-based, so excess sealant can be removed with water before the sealant cures.

Q: Is it suitable for damp areas such as bathrooms?

A: Mildew resistance is specified, indicating suitability for areas prone to moisture and where mould resistance is helpful.

🏆 Our Verdict

Suitable for DIYers and tradespeople tackling gaps and trim where a paint-ready finish matters. The combination of an acrylic-latex base with added silicone, water clean-up and mildew resistance makes for practical, low-maintenance sealing. Offers good long-term value by producing durable seals that reduce the need for frequent rework.