Side-by-Side
Alex Plus Acrylic Latex Caulk Plus Silicone vs Sikaflex Construction Sealant
Compare cure times, application limits, and real-conditions performance for DAP's Alex Plus Acrylic Latex Caulk Plus Silicone and Sika's Sikaflex Construction Sealant. Adjust the sliders below for your actual temperature and humidity.
SpecificationPlus SiliconeConstruction Sealant
ManufacturerDAPSika
Full cure (lab)★24h168h
Open time★10 min30 min
Dry to touch★30 min360 min
Min application temp40°F40°F
Max application temp100°F100°F
Safety flagsNoneNone
Compare at Your Conditions
Which should you choose for cure time?
- - Alex Plus Acrylic Latex Caulk Plus Silicone has the faster baseline full cure (24h vs 168h).
- - Sikaflex Construction Sealant gives more working time before assembly pressure or tooling becomes urgent.
Alex Plus Acrylic Latex Caulk Plus Silicone has a 24h full cure time with a 10-minute open time.
Sikaflex Construction Sealant has a 168h full cure time with a 30-minute open time.
These products serve different purposes — check each product's individual page for full substrate compatibility details before deciding.
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Alex Plus Acrylic Latex Caulk Plus Silicone data from manufacturer TDS · last verified May 2026.
Sikaflex Construction Sealant data from manufacturer TDS · last verified Jun 2026.
Important: Results are estimates only. Always follow manufacturer instructions. Not suitable for structural, load-bearing, or safety-critical applications.