Used by ProffesioUsednal Gutter Installers to Seal Corners and Joints
Exceptional ultraviolet resistance
Semi-self-leveling
Asphalt shingle compatible 4-5 permaboot instalations per tube
Excellent adhesion to many building surfaces, even when damp or oily
2321 Gutter and Narrow Seam Sealant is a single-component, elastomeric, semi-self-leveling, high performance tripolymer sealant designed to prevent the passage of air and moisture through small joints or seams.
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TrustScore 4.5 | 7,300+ reviews
Meera L.
Smooth transaction and product arrived in perfect condition.
3 weeks ago
Suresh K.
Very impressed with the quality and fast delivery. Will shop here again.
