This super-strong sealant fills cracks and holes, patches leaks, seals sinks, windows and duct work and even makes delicate repairs - all without messy caulking guns. It's easy to use and lays a perfect pinpoint-accurate bead every time. Creates a tough, flexible, leakproof seal that lasts up to 30 years. Waterproof. Mildew resistant. 8 oz.
If for any reason you are not 100% satisfied with a product, you may return it for a prompt refund.