Replacement for Nature2 Duoclear 25 35 Mineral Cartridge W28000 W28001 for All Zodiac Duoclear & Nature2 Fusion, Fusion Soft, Vision Pro System Aboveground Ingroud Swimming Pool Up to 35,000 Gallons

Great Compatibility — Perfectly fit for All Zodiac Duoclear 25 System W379110 & 35 System W379210, for Nature2 Fusion, Fusion Soft and Vision Pro System both Aboveground and Inground pools. Treats all sizes pools up to 35,000 gallons. Professionally manufactured and tested to meet or exceed OEM specifications to provide direct and reliable replacement for OEM W28000 W28001 W26000 W26001.

Advanced Controlled Release Technology — This nature-friendly, high-efficiency, reliable and low maintenance technology produces wonderfully cleaner, clearer, healthier and softer pool water that is purer, fresher, gently soothing and no chemicals. Save your money and time, improve the water quality and the swimming experience for you, your family and your friends.

Perfect Design — Optimizes your system, reduces the need to frequently add heavy chemicals and reduces potential for unpleasant odors and eye or skin irritation. Easy water balancing and maintaining, will not affected by heat or heavy bather loads and will not damage your pool equipment. No more green or dirty pool water! Easy to install and use in seconds. Cartridge replacement every 6 months is recommended for optimal performance.

Superior Quality — Advanced proven natural minerals and ceramic particles, with premium grade CNC machined reinforced thermoplastic PVC housing, strength and durability, anti-impact and anti-deformation, anti-corrosion and aging resistance, never peel, fade or leak, high and low temperature resistance, all-weather performance and long-lasting reliability.

100% Satisfaction Guarantee — If you're not 100% satisfied with our items, simply return it for refund within 30 days. Support 12-month Warranty. Professional & Sincere Service allows you to take no risks to purchase in E-cowlboy!