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Marco Weather Tite Metal Roof Sealant

Weather-Tite™ Metal Roof Sealant

Formulated to outperform silicones, tri-polymers, and polyurethanes, Marco’s Weather-Tite Metal Roof Sealant provides a waterproof seal against water, wind, dust, dirt, or other filtrations. Available in more than 14 standard colors, it is tack-free in 45 minutes and is completely paintable (excluding translucent). This eco-friendly MS polymer sealant adheres to almost any common building substrate or material and features chemical curing of <1% VOC.

Sealant Colors

Benefits

In tests against competitive products, Marco’s Weather-Tite Metal Roof Sealant proved to have minimal shrinkage, high-tensile strength, faster skin cure times, less dirt pickup, and low to no odor compared to solvent-based products. Tests also revealed no cracking, splitting, yellowing, or adhesion failures. That’s because the paintable, UV-resistant MS-Polymer formula will expand and contract with the change of weather and temperature, extruding in extreme weather conditions (down to 0º F). This no-crack performance makes it the ideal choice for exterior applications and damp surfaces. It provides exceptional adhesion to Kynar and Hylar 5000, Galvalume, coated and uncoated metal surfaces, plastics, glass, PVC, masonry, stucco, wall panels, vinyl, wood, brass, and other common building substrates.

Water Clean-Up: Yes
Non-Toxic: Yes
Non-Flammable: Yes
VOC-Compliant: <1% VOC
Cold Weather Extrusion: 0°F
Waterproof: Yes
Tensile Strength: 225 psi
Conforms to ASTM C920: Yes
Tack-Free: In 1 Hour @ 77° F/50% RH
Gap Filling: 1”
Service Temperature: -75° to 300°F for short periods of time
UV Rating: Conforms to ASTM G26
Elongation: 275%
Cartridge: Plastic – 10.1 oz.
Warranty: Limited
Hazardous Ingredients: None

How To Install

Marco’s Weather-Tite Metal Roof Sealant comes in a variety of colors and goes on easily. If touch-ups are necessary, it may be painted (excluding translucent) with a water-based paint after one hour after application.

Related Products

Related Products

Mastix™

This versatile, trimmable end lap sealing tape joins metal to metal, and seals around windows, doors, roof vents, stacks, access doors, and other penetration points.

X-Seal™

X-Seal expands to fill any shaped gap in the construction of metal buildings, doors and windows, concrete, wood, and more. It is adaptable to most roof panels, including hips and valleys.
Additional Resources

ADDITIONAL RESOURCES​​

VENTILATION CALCULATOR​​

Calculate the exact amount of ventilation needed for a well-balanced system.

TECHNICAL TOOLS​​

Dive deep into product sheets, diagrams, and full spec breakdowns. 

Roofing FAQ

Learn everything you need to know about ventilation.

Marco Industries