Description
The Culligan® D-20A is an affordable, reliable under-sink filter that improves the taste and smell of water by reducing chlorine and other odors. It’s ideal for home use.
Designed for the Culligan® US-600A system, it uses granular activated carbon (GAC) to deliver cleaner, better-tasting water. The cartridge lasts up to 12 months or 1,000 gallons and is certified by IAPMO R&T for safety and performance.
Features
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Improves water by reducing bad taste, odors, and chlorine flavor
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Granular activated carbon (GAC) provides efficient filtration
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Extended lifespan – up to 12 months or 1,000 gallons
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Designed for use with Culligan® US-600A systems
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IAPMO R&T certified for trusted quality
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Ideal for under-sink residential applications
- Simple, tool-free installation and replacement
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