Darlly Spa And Pool Replacement Filter Cartridge 35 Sq Ft 7CH 322 7 Inch Outer Diameter 8 Inch Length

Introducing the Darlly Spa/Pool Replacement Filter Cartridge 70321 (7CH-32) — a purpose-built filtration solution engineered to keep Coleman Spas (Maax) water pristine. This 32 sq ft filter cartridge fits securely into compatible spa housings, delivering clearer water and easier maintenance for your hot tub or pool system.

• Model and compatibility: Replaces OEM numbers including 13202, 46076, 4900-174, 70321, AK-9021, FC-0419, PAS35-2, PCS32-2, PLE-051-9136, PLE-051-9322, SC772, and more. Specifically designed for Coleman Spas (Maax) bottom connections and Maax Spas/Coleman configurations.
• Filtration capacity: Approximately 32 square feet of media for strong debris and particulate capture while maintaining excellent water clarity in spa and pool setups.
• Dimensions: 7" outer diameter, 8" length, with a top handle for easy grip and removal. Bottom is a 2" male pipe thread (MPT) for secure, leak-free installation.
• Media and performance: 3 oz filtration media optimized to trap dirt, oils, and fine particles—helping reduce routine chemical adjustments and extending the life of your spa’s circulation system.
• Design benefits: Durable construction built to withstand hot tub chemistry and flow, a straightforward fit into compatible housings, and simple maintenance with routine rinsing to prolong cartridge life.

Why this cartridge stands out

• Precise fit for Maax/Coleman systems: The 2" bottom MPT and 7" x 8" footprint ensure a snug, secure seal within compatible spa filters, minimizing bypass and maximizing cleaning efficiency.
• Clear water with less effort: With 32 sq ft of filtration area and 3 oz of media, this cartridge efficiently traps particulates your eyes notice—leaving water that feels and looks cleaner between cleanings.
• Cross-reference convenience: A broad cross-reference mix means you can rely on a single, consistent replacement part across multiple model numbers, reducing the guesswork when servicing your spa.

Ideal use cases

• Spa owners with Coleman Spas (Maax) who want a reliable, long-lasting replacement cartridge that fits their bottom-port filters.
• Owners looking to maintain crystal-clear water in hot tubs with heavy usage, helping to minimize chemical demand and maintain proper flow.
• Technicians seeking a dependable, compatible alternative to OEM filters that reduces downtime and simplifies reordering.

Installation and care tips

• Install with clean hands and ensure the bottom 2" MPT threads are fully seated to prevent leaks.!
• Rinse the cartridge under running water between uses to remove loose debris and extend life; replace when flow drops or chemical balance becomes difficult to maintain.
• Pair with regular spa maintenance routines—keep pH balanced, monitor filter pressure, and replace the cartridge as part of your seasonal service plan.

Upgrade to the Darlly 7CH-32 cartridge for dependable filtration that keeps your spa experience clean, comfortable, and ready for relaxation.