Harmsco HB Calypso Blue Polyester BB Filters
Harmsco Calypso Blue HB Series filter cartridges are designed for industrial and residential applications. The pleated sediment filters are made of “Polyester-Plus” media and engineered for high efficiency and low pressure drop. Harmsco Calypso Blue filters are compatible with 4.5” diameter filter housings and are manufactured in two lengths 10” and 20”. They are available in 0.35, 1, 5, 10, 20 and 50 micron nominal filtration ratings.