BB20 (4.5"x20") Pleated Cartridges. Available in 0.35, 1, 5, 10, 20 & 50 Micron Sizes.
 
The filter is intended to purify water from sediment particles such as rust, sand, scale, silt etc.
 
Key advantages
Low pressure drop
Stable operation even in case of water turbidity changes
Superior quality, saving costs and space