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The RUST-OLEUM 265495 LeakSeal is a rubberized protective utility coating in aerosol spray form. It is designed to fill and seal leaks, cracks, and gaps on a wide range of surfaces. The flexible, water-tight seal it forms resists moisture penetration, rust, and corrosion. It dispenses in a clear finish, making it suitable for repairs where appearance matters. At 12 oz per can, it is a standard single-unit aerosol applied by HVAC technicians, plumbers, roofers, and general maintenance professionals on both residential and light commercial jobs.
This coating is well suited for exterior and interior maintenance applications. Common uses include sealing gutters, roof flashings, ductwork joints, PVC drain connections, masonry cracks, and concrete surfaces. It is a practical choice when a fast-applying, flexible sealant is needed in the field without mixing or curing compound preparation. The aerosol format allows direct application in tight or overhead spaces where brush or trowel application is not practical.
Suitable for use on gutters, roofs, flashing, ductwork, PVC drains, masonry, and concrete surfaces as stated by the manufacturer.
Application should be performed by a qualified tradesperson familiar with surface preparation and sealant work. Clean and dry the target surface thoroughly before applying; moisture or debris will reduce adhesion. Shake the can well before use and apply in a well-ventilated area, following all safety precautions on the label. Do not apply over standing water or to surfaces that will be exposed to continuous submersion unless specifically rated for that condition.
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