Divers Supply's 1250 NO FRAME three-stage filtration system is composed of two cintered bronze particulate filter elements (40 and 5 micron) followed by and oil removal filter element.
The filter canisters are black, powder-coated, die-cast aluminum and have manual drains. This unit is designed without a frame for easy mounting.
Need a 3-stage filtration system with the frame for easy hard plumbed mounting? See part number 1250. Want only 2-stage filtration? See part numbers 1000 and 1000 NO FRAME.