Concrete sealers can be broken down into three main categories: Silicate Densifiers:  Silicate sealers are chemically reactive sealers that increase the strength and density of the concrete in order to reduce dusting and deterioration caused by surface abrasion. Read Silicate Concrete Sealer Reviews. Water Repellent Sealers: Water repellent sealers are chemically reactive sealers that reduce…

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