Lucas 5600 Gutter Seal Tube 10oz Aluminum:

Lucas 5600 Gutter Seal Tube (10oz  Aluminum) is a multipurpose, nitrile rubber-based self-leveling sealant. Specifically designed as a narrow seam sealant for gutter lap joints, 5600's Low modulus and high elongation accommodate severe movement. Excellent adhesion to metal gutters including copper and Kynar, can be achieved. Aluminum color. Recommended for properly draining gutters. Not recommended for immersion.

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