Harmsco Inc. was founded in 1958 in Ohio and was later relocated to Florida by John Harms and is the market leader in the water filtering industry. Their products are marketed through an extensive network of distributors located worldwide, and their dedication to research and development is ongoing ensuring that they will have sustainable growth through the 21st century. Harmsco’s first patent started with the Up-Flow Cartridge filters in 1968. The company prides itself on the years of experience they bring to the liquid filtration industry and the level of performance they believe each Harmsco product should provide their customers. Their water filters outperform conventional cartridges based on their unique pleated polyester design. Harmsco has recently expanded into an enormous 90,000 square foot manufacturing facility ready to provide you with quality service and products.