Harmsco WB Calypso Blue Water Better BB Filters
Harmsco Water Better Calypso Blue filter cartridges are designed for 4.5” diameter filter housings. The highly efficient and economical filter cartridges made of pleated polyester filter media are an excellent choice for residential and commercial applications. Harmsco Water Better filters are available in 0.35, 1, 5, 10, 20 and 50 micron nominal filtration ratings and are manufactured in two lengths of 10” and 20”.