WeatherMaster Gutter & Seam Sealant

Titebond® WeatherMaster™ Gutter & Seam Sealant provides a highly weather-resistant seal against water, wind, dust and dirt. This long-lasting advanced polymer sealant retains resiliency and flexibility for years.

Gutter & Seam Sealant was formulated specifically for sealing aluminum, galvanized and vinyl clad gutters and downspouts. This sealant has excellent adhesion to wood, metal, aluminum, steel, plastics, masonry and glass. It expands and contracts with the change of weather and will not crack.

Download Titebond WeatherMaster Gutter & Seam Sealant Sheet

    Complies with the following requirements:
  • ASTM C920, Type S, Grade NS, Class 50, Use NT, M, G and A

Revised August 2017

Product Features

Physical Properties

Type Advanced polymer Reactive VOC 0 g/L, 9 g/L (<2% wt.) during cure
Color White and aluminum gray Weight Per Gallon 12.52 lbs.
Flashpoint Solvent free/Not applicable Solids 98%
Freeze/thaw Stability Stable Viscosity 500,000 cps
Storage Life Up to 18 months in tightly closed containers at or below 80°F.

Coverage (maximum): Approximate length of bead according to bead diameter:
Container 1/4" bead 3/8" bead 1/2" bead
10.1 oz. Cartridge 31 ft. 14 ft. 8 ft.

Application Guidelines

Application Temperature Above 0°F (-18°C).

Service Temperature Range -75°F. to 300°F (-59°C to 149°C).

Method of Application Cartridge/caulking gun

Tooling Time For a 1/4" bead, approximately 20-40 minutes, depending on temperature and humidity.

Working Surfaces Surfaces must be cleaned down to the original substrate and free from any material that may deter adhesion. It is the sole responsibility of the user to thoroughly test any proposed use with all substrates to determine project suitability prior to using product on your application.

Cleanup Uncured material may be cleaned with isopropyl alcohol or acetone. After curing, excess sealant must be cut or scraped away. Follow solvent vendor’s precautions when using solvents. NOTE: Test solvent on an out-of-the-way area to make sure it will not mar or attack the surface.


Air, sealant and surface temperature should be above 0°F(-18°C). Painting may occur one hour after application with a water-based (latex-based) paint. For other paint types, a compatibility test is recommended. It is very important that all surfaces be clean and free of dust, dirt, oil, rust, water and ice. Not designed for continuous submersion or use below the waterline. Store unused product in dry location at or below 80°F (27°C). For questions, please call our Help Line at 1-800-347-4583.

Caution Statements

CAUTION: EYE AND SKIN IRRITANT. Do not swallow. Do not allow eye contact or prolonged skin contact. First Aid: If swallowed, do not induce vomiting; contact physician. If eye contact occurs, flush with water for 15 minutes. Wash skin contact areas with soap and water. If irritation from eye or skin contact areas persists, contact physician. Product releases methanol during cure. For additional information, refer to Safety Data Sheet. KEEP OUT OF THE REACH OF CHILDREN.

Ordering Information

Part No.SizeWeightUPCCase UPCUnits Per PackagePackages Per Pallet
732110.1 Oz. Cartridge - White14.920370830732181003708307321512108
733110.1 Oz. Cartridge - Aluminum Gray14.920370830733171003708307331412108

Important Notice: Our recommendations, if any, for the use of this product are based on tests believed to be reliable. Since the use of this product is beyond the control of the manufacturer, no guarantee or warranty, expressed or implied, is made as to such use or effects incidental to such use, handling or possession or the results to be obtained, whether in accordance with the directions or claimed so to be. The manufacturer expressly disclaims responsibility therefore. Furthermore, nothing contained herein shall be construed as a recommendation to use any product in conflict with existing laws and/or patents covering any material or use.
2020 Bruck Street, Columbus, Ohio 43207
CUSTOMER SERVICE 1-800-669-4583
TECH SERVICE 1-800-347-4583
Franklin International