The Pentek Big Blue DGD-2501-20 20 inch x 4 1/2 inch Dual Gradient Polypropylene Melt Blown Sediment Cartridge is manufactured from pure 100% polypropylene fibers. Additionally, the polypropylene construction provides superior chemical resistance and is not prone to bacterial attack. It combines lasting value and useful features that make it a valuable addition to the water filter system.

Features:

• Manufactured from pure 100% polypropylene
• Designed for purity and chemical compatibility
• Spun fibers form a true gradient density from outer to inner surfaces

Specifications:

• Maximum Dimensions: 4 1/2" x 20" (114 mm x 508 mm)
• Micron Rating* (nominal): Pre-filter: 25, Post filter: 1
• Initial P (psi)@ Flow Rate (gpm): <1 psi @ 20 gpm (<0.1 bar @ 76 Lpm)