PENTAIR SMBW 4000 Diatomaceous earth filter

Performance characteristics

• Maximum working pressure is 50 psi

• Corrosion-resistant glass fiber canister with a diameter of 20 inches, high strength and durability

• Spiro-Mite grating design for high filtration efficiency and long filtration cycle

• Innovative snap ring design for added ruggedness and reliability. Easy internal maintenance of internal components

• 2" piping connection for high flow rates