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Supreme Silicone Kitchen & Bath Sealant vs LIFETIME Ultra 230 Premium Elastomeric Acrylic Sealant

Compare cure times, application limits, and real-conditions performance for GE's Supreme Silicone Kitchen & Bath Sealant and Red Devil's LIFETIME Ultra 230 Premium Elastomeric Acrylic Sealant. Adjust the sliders below for your actual temperature and humidity.

SpecificationBath SealantAcrylic Sealant
ManufacturerGERed Devil
Full cure (lab)★24h72h
Open time10 min10 min
Dry to touch★30 min60 min
Min application temp★-31°F40°F
Max application temp★100°F90°F
Safety flagsSkinning riskNone

Compare at Your Conditions

70°F
10°F120°F
50%
0%100%

Which should you choose for cure time?

  • - Supreme Silicone Kitchen & Bath Sealant has the faster baseline full cure (24h vs 72h).
  • - Supreme Silicone Kitchen & Bath Sealant allows the lower minimum application temperature (-31°F).
  • - Deep silicone beads need extra full-cure margin even after the surface skins.

Supreme Silicone Kitchen & Bath Sealant has a 24h full cure time with a 10-minute open time.

LIFETIME Ultra 230 Premium Elastomeric Acrylic Sealant has a 72h full cure time with a 10-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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Supreme Silicone Kitchen & Bath Sealant

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LIFETIME Ultra 230 Premium Elastomeric Acrylic Sealant

Red Devil

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Supreme Silicone Kitchen & Bath Sealant data from manufacturer TDS · last verified Jun 2026.

LIFETIME Ultra 230 Premium Elastomeric Acrylic 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.