Harmsco (HB-20-20W) 20"X4.5" Big Blue "Calypso Blue" Pleated Sediment 20 Micron Filter Stenner (MCCP201) Tube W/Ends (5 PK) #1 Keep spare tubing on hand

Keep spare tubing on hand for quick changeovers

Connect the chemical supply line to the pump inlet and the discharge line to the injection point

📦 Compact Design

and other standard brackish water reverse osmosis configurations

Verify your existing housing accepts standard 20-inch cartridges before ordering

Harmsco (HB-20-20W) 20"X4.5" Big Blue "Calypso Blue" Pleated Sediment 20 Micron Filter Stenner (MCCP201) Tube W/Ends (5 PK) #1 Keep spare tubing on handThe Harmsco HB 20 20W delivers reliable 20 micron sediment filtration in a durable pleated polyester design built for both whole house and reverse osmosis applications. This 20"x4. 5" Big Blue cartridge fits standard Harmsco housings and offers exceptional dirt holding capacity with the extended surface area of pleated media. SPECIFICATIONS Harmsco HB 20 20W Technical Details Model Number HB 20 20W Dimensions 20" x 4. 5" (Big Blue Standard) Micron