Western Colloid is the most comprehensive asphalt sealcoat manufacturer in the Western United States.
Unlike most manufacturers, Western Colloid offers several coatings to meet specific asphalt and budget needs. Our sealcoats are designed to address the requirements of driveways, parking lots, trucking terminals and airport tarmacks.
Manufacturing centers conveniently located throughout the Western U.S. Contact us today for comprehensive information on any of our products.