Side-by-Side
QUAD MAX Window, Door & Siding Sealant vs Sikaflex Self-Leveling Sealant
Compare cure times, application limits, and real-conditions performance for OSI's QUAD MAX Window, Door & Siding Sealant and Sika's Sikaflex Self-Leveling Sealant. Adjust the sliders below for your actual temperature and humidity.
SpecificationSiding SealantSelf-Leveling Sealant
ManufacturerOSISika
Full cure (lab)★72h120h
Open time★20 min30 min
Dry to touch900 min★120 min
Min application temp★0°F40°F
Max application temp★140°F100°F
Safety flagsNoneNone
Compare at Your Conditions
Which should you choose for cure time?
- - QUAD MAX Window, Door & Siding Sealant has the faster baseline full cure (72h vs 120h).
- - QUAD MAX Window, Door & Siding Sealant allows the lower minimum application temperature (0°F).
- - Sikaflex Self-Leveling Sealant gives more working time before assembly pressure or tooling becomes urgent.
QUAD MAX Window, Door & Siding Sealant has a 72h full cure time with a 20-minute open time.
Sikaflex Self-Leveling Sealant has a 120h 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.
Browse related product categories
QUAD MAX Window, Door & Siding Sealant data from manufacturer TDS · last verified Jun 2026.
Sikaflex Self-Leveling 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.