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GE Sealants Supreme Silicone Window & Door Sealant
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At a Glance
Quick Decision Guide
Container Size
10 oz Cartridge
Color
White
Sealant Type
100% Silicone
Water-Ready Time
30 Minutes
Joint Movement
50%
Weather Resistance
Water, UV & Temperature Resistant
ASTM Rating
C920 Class 50
Paintable
No
Why Choose This Product
Key Benefits
100% Silicone Formula
Provides long-lasting exterior sealing performance
Weatherproof Protection
Resists water, UV exposure and temperature extremes
Flexible Seal
Supports up to 50% joint movement without shrinking or cracking
Fast Water Ready
Can be exposed to water in as little as 30 minutes
Neutral Cure
Low-odor formula will not corrode chrome, nickel or bronze
Professional Durability
Designed for long-term exterior window and door sealing
Product Information
Product Details
Specifications
Brand
GE SealantsĀ®
Part Number
2814819
UPC
028756956556
Product Type
Window & Door Silicone Sealant
Container Size
10 oz Cartridge
Color
White
Sealant Type
100% Silicone
Application
Exterior Weatherproofing
Water-Ready Time
30 Minutes
Joint Movement Capability
50%
ASTM Rating
C920 Class 50
Cure Rate
2-3 mm per 24 Hours
Weather Resistance
Water, UV & Temperature Resistant
Mold Resistant
Yes
Odor
Low Odor, Neutral Cure
Metal Compatibility
Chrome, Nickel & Bronze
Paintable
No
Coverage (3/16" Bead)
Approximately 51 ft.
Coverage (3/8" Bead)
Approximately 13.7 ft.
Recommended Applications
Windows, Doors, Siding, Basements & Exterior Joints
About This Product
100% Silicone Weatherproof Protection
GE SealantsĀ® Supreme Silicone Window & Door Sealant is a 100% silicone sealant formulated for long-lasting exterior weatherproofing. It provides durable adhesion and a flexible waterproof seal that helps protect windows, doors, siding, basements, and other exterior joints from water intrusion, UV exposure, and temperature extremes.
Flexible Performance for Exterior Joints
Designed to accommodate building movement, the sealant supports up to 50% joint movement while resisting shrinking and cracking over time. Its neutral cure, low-odor formula is safe for use around high-end metals including chrome, nickel, and bronze without causing corrosion.
Fast Water-Ready Cure
Projects can be exposed to water in as little as 30 minutes after application, helping reduce downtime on exterior sealing jobs. The sealant cures at approximately 2ā3 mm per 24 hours while maintaining long-term flexibility and weather resistance.
Professional Window and Door Sealing Applications
Ideal for residential and commercial weatherproofing, GE Supreme Silicone Window & Door Sealant delivers reliable sealing performance around windows, doors, siding, trim, basements, and other exterior joints where a durable waterproof seal is required. The cured sealant is non-paintable and designed to maintain its appearance and performance over time.
Common Questions
Frequently Asked Questions
Is GE Supreme Silicone Window & Door Sealant waterproof?
Yes. It is designed to create a durable waterproof seal that protects exterior joints from water intrusion and weather exposure.
How soon can the sealant be exposed to water?
The sealant is water-ready in as little as 30 minutes after application.
Can this sealant handle joint movement?
Yes. It supports up to 50% joint movement while resisting shrinking and cracking.
Can GE Supreme Silicone be painted?
No. This 100% silicone sealant is not paintable.
Where can this sealant be used?
It is suitable for windows, doors, siding, basements, trim, and other exterior joints requiring a flexible weatherproof seal.
Is it safe to use around decorative metal finishes?
Yes. The neutral-cure formula is compatible with chrome, nickel, bronze, and other high-end metal finishes without causing corrosion.
Does the sealant resist mold?
Yes. The cured seal helps resist mold growth in moisture-prone environments.
What ASTM specification does this sealant meet?
It meets ASTM C920, Class 50.