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Can I use this on metal?Is it mold resistant?How long for full cure?What tools are needed?Does it withstand UV exposure?

GE Advanced Metal Silicone 10.1-oz Exterior and Specialty Metallic Gray Silicone Caulk

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4.7

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From the number one silicone brand GE Advanced Metal Silicone sealant delivers high performance 100 percent silicone and 100 percent waterproof protection for repairing and sealing metal surfaces and exterior areas exposed to harsh weather. This metallic gray 30 minute rain ready formula provides excellent adhesion and permanent flexibility to help create durable long lasting seals on sheds siding gutters recreational vehicles roofs and vents. It offers 10 year mold free product protection to help resist stain causing mold and mildew and is backed by a lifetime guarantee for added confidence. This versatile sealant adheres to most metals stainless steel aluminum copper composites brick stone stucco concrete cement masonry cement board most woods glass ceramic and porcelain tile drywall plaster vinyl siding PVC fiberglass and painted surfaces.

Provides high performance 100 percent silicone and 100 percent waterproof protection for exterior metal applications
Metallic gray formula designed for sealing and repairing sheds siding gutters RV parts roofs and vents
Rain ready in 30 minutes for quick project turnaround in changing weather
Delivers excellent adhesion and permanent flexibility for long lasting durability
Offers 10 year mold free product protection to help resist stain causing mold and mildew
Tack free in 30 minutes with 24 hour full cure for faster protection and reliable performance
Adheres to porous and nonporous surfaces including wet or dry materials
Bonds to most metals stainless steel aluminum copper brick stone concrete masonry wood glass tile vinyl siding PVC and fiberglass
Resists shrinking cracking and UV exposure to help maintain strong weatherproof seals over time

General
Heat Resistance in Degrees F	400	Fire Rated	No
Clean-up Method	Mineral spirits	Paintable	No
Caulk Gun Needed	Yes	Unit of Measure	Ounce(s)
Water Ready Time	3-6 hours	Unit of Measure Quantity	10.1
Paint Ready Time	2-3 hours	Product Set Time	30-60 minutes
Package Quantity	1	Series Name	Advanced Metal Silicone
Type	Silicone	Color/Finish Family	Gray
Use Location	Exterior	Manufacturer Color/Finish	Metallic Gray
Container Type	Cartridge	Project Type	Exterior & specialty

Dimensions
Container Size	10.1-oz	Maximum Coverage Area (Sq. Feet)	51

Features
Sandable	No	Fire Resistant	No
Waterproof	Yes	Mold Resistant	Yes
Mildew Resistant	Yes	Dry to Touch	60 minutes
Self Leveling	No	Sanded/Unsanded	Unsanded
Stain Resistant	Yes

Certifications
CA Residents: Prop 65 Warning(s)	Prop 65 WARNING(S) -	ASTM Certified	No

Warranty
Warranty	10-year limited

Compatibility
For Use on Drywall	Yes	For Use on Glass	Yes
For Use on Concrete	Yes	For Use on Stone	Yes
For Use on Doors	Yes	For Use in Bathrooms	Yes
For Use on Siding	Yes	For Use in Kitchens	Yes
For Use on Fiberglass	Yes	For Use on Masonry	Yes
For Use on Metal	Yes	For Use on Windows	Yes
For Use on Wood	Yes	For Use on Gutters	Yes
For Use on Vinyl	Yes	For Use on Roofing	Yes
For Use on Tile	Yes	For Use on Trim/Moulding	Yes
For Use on Plastic	Yes	For Use on Marine	No

Miscellaneous
UNSPSC	31201600

Check out the Best Selling Caulk on Lowes.com

Review

4.7 out of 5

261 Reviews

94% Recommend this product

Ratings may include incentivized customer reviews.

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+ 15

What Customers Are Saying

The product appears to be an effective silicone sealant for metal surfaces. It adheres strongly to create a durable, waterproof seal. The sealant has a metallic gray color that blends well and is easy to apply, spreading smoothly and drying quickly to a flexible, long-lasting finish. Users report it effectively stops leaks and prevents water damage, even in outdoor environments. The sealant is described as versatile and high-quality, delivering excellent performance.

Customer review summary generated by AI, including incentivized reviews.

261 Customer Reviews

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I had leaks in my building this is the best product

PopsSeptember 30, 2026
Verified Purchaser

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Response from GE Sealants/Henkel Corporation

Thank you for choosing GE for your project.

GE Sealants/Henkel CorporationSeptember 30, 2026

ge-sealants

awesome product

Would Recommend

I bought this product to use on a enclosed trailer repair I was repairing , it was a close color match to the existing product , flowed out great , dried fast

September 23, 2026
Verified Purchaser

Was this Review Helpful ?

Response from GE Sealants/Henkel Corporation

Thank you for choosing GE for your project.

GE Sealants/Henkel CorporationSeptember 24, 2026

ge-sealants

Great product

Would Recommend

Worked as described. Seems to be withstanding FL heat.

SradAugust 19, 2026
Verified Purchaser

Was this Review Helpful ?

Response from GE Sealants/Henkel Corporation

Thank you for choosing GE for your project.

GE Sealants/Henkel CorporationAugust 20, 2026

ge-sealants

Worth the money for sure!

[This review was collected as part of a promotion.] Great product! Worked exactly as designed. Cleanup seemed easier due to consistency. I have noticed that while more expensive than most normal caulking products it does seem to be better overall.

JamesDJuly 19, 2026

From https://gesealants.com

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COMPARE PRODUCTS

		Name	Current Item GEAdvanced Metal Silicone 10.1-oz Exterior and Specialty Metallic Gray Silicone Caulk
		Ratings	261
		Waterproof
		Type	Silicone
		Paintable
GESupreme Silicone 10.1-oz Window and Door Clear Silicone Caulk	GESupreme Silicone 10.1-oz Window and Door Gray Silicone Caulk	SashcoThrough the Roof 10.5-oz Exterior and Specialty Clear Paintable Synthetic rubber Caulk	MAPEIMapesil T Plus 10.1-oz Tile and Grout Warm Gray #5093 Silicone Caulk	3MFire Barrier Sealant CP 25WB+ 10.1-oz Exterior and Specialty Red Paintable Latex Caulk	GESupreme Silicone 10.1-oz Window and Door Black Silicone Caulk	GEPro Seal Max 9-oz Window and Door White Paintable Advanced sealant Caulk	SashcoLexel 10.5-oz Kitchen and Bath Clear Paintable Solvent Caulk	GEPro Seal Max 9-oz Kitchen and Bath White Paintable Advanced sealant Caulk
878	866	462	1342	143	866	160	1577	211

Silicone	Silicone	Synthetic rubber	Silicone	Latex	Silicone	Advanced Sealant	Solvent	Advanced Sealant

FEATURED PRODUCTS

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GE Advanced Metal Silicone 10.1-oz Exterior and Specialty Metallic Gray Silicone Caulk

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GE: Featured Videos

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