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DIY Cure Time
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Advanced Polymer Mortar Joint Sealant vs AMP Advanced Modified Polymer Gutter Flashing Sealant

Compare cure times, application limits, and real-conditions performance for Quikrete's Advanced Polymer Mortar Joint Sealant and DAP's AMP Advanced Modified Polymer Gutter Flashing Sealant. Adjust the sliders below for your actual temperature and humidity.

SpecificationJoint SealantFlashing Sealant
ManufacturerQuikreteDAP
Full cure (lab)192h★24h
Open time30 min★20 min
Dry to touch★60 min120 min
Min application temp40°F★0°F
Max application temp95°F★140°F
Safety flagsNoneNone

Compare at Your Conditions

70°F
10°F120°F
50%
0%100%

Which should you choose for cure time?

  • - AMP Advanced Modified Polymer Gutter Flashing Sealant has the faster baseline full cure (24h vs 192h).
  • - AMP Advanced Modified Polymer Gutter Flashing Sealant allows the lower minimum application temperature (0°F).
  • - Advanced Polymer Mortar Joint Sealant gives more working time before assembly pressure or tooling becomes urgent.

Advanced Polymer Mortar Joint Sealant has a 192h full cure time with a 30-minute open time.

AMP Advanced Modified Polymer Gutter Flashing Sealant has a 24h full cure time with a 20-minute open time.

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Advanced Polymer Mortar Joint Sealant

Quikrete

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AMP Advanced Modified Polymer Gutter Flashing Sealant

DAP

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Advanced Polymer Mortar Joint Sealant data from manufacturer TDS · last verified Jun 2026.

AMP Advanced Modified Polymer Gutter Flashing 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.