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Ships within 48 hours · Estimated delivery Sep 2 - Sep 7
Direct replacement for Cuno CS-521 and CS-721 systems with dual-action filtration and scale inhibition
small manufacturing operations
The dual-media design works in hot or cold water applications up to 100°F
5" filter housing including whole house systems and specialty DI vessels
Global Water - ETCF - Carbon Block Twist filter SP320-HO Direct replacement for Cuno CS-521Global Water Replacement Filter ETCF Carbon Block Twist Filter Tool free carbon block filtration for G3RO, G4RO, and G5RO bottleless water coolers. Twist in, twist out, done in seconds. Carbon Block 1 Micron Twist Lock WHY IT WORKS Effective carbon filtration without the hassle Easy Twist Installation No tools, no plumber, no downtime. Quarter turn design locks the filter into place on all compatible Global Water coolers in seconds. 1 Micron Carbon
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