Best deal: $17.97 per gallon (65.8% below the median) — Thompson’s WaterSeal Multi-Surface Waterproofer Stain, Clear, 1 Gallon
Price range: $17.97 – $157.49 per gallon across 30 offers. Median sits at $52.61.
Top brands showing: Liquid Rubber, Glidden Porch, Rust.
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