Filter Capacity Doubler

The Pentek 155003 cartridge coupler is used to link together two standard diameter (2.5"), open-ended filters. By connecting two cartridges and using them at the same time, you double your filtration capacity!

This coupler is for use with all standard sized water filters, regardless of brand.

• Links two water filters
• For use with standard diameter, 2.5" water filter cartridges
• Interchangeable with American Plumber part #155003
• Pentek part #155003
• Weight: 0.05 lbs.