Min Tnk, 6x18 Blue Polyglass Autotrol 268 With 740 Logix Electronic Time Clock Control This cartridge’s durable design means

This cartridge’s durable design means it withstands normal operating pressures and maintains its integrity until it reaches capacity

System Compatibility: Designed specifically for Fleck valves

Protects rubber and plastic parts from wear and degradation over time

making upkeep straightforward and cost-effective

High-grade elastomer diaphragm – Provides chemical resistance and flexible durability

Min Tnk, 6x18 Blue Polyglass Autotrol 268 With 740 Logix Electronic Time Clock Control This cartridge’s durable design meansThis Pentair 6" x 18" blue Polyglass mineral tank is a compact, corrosion resistant pressure vessel sized for small volume water treatment applications where space is at a premium. Its modest footprint makes it a frequent choice for point of use filters, small commercial setups, RO booster applications, and specialty media beds that simply do not require a full size residential column. When you need treatment capability in a tight closet, under a