💎 SUPERIOR PERFORMANCE: The Ronaqua Big High Capacity water filter cartridge is designed to deliver exceptional filtration for both well and municipal water systems. Its 4-layer gradient density structure effectively removes sediment, rust, sand, dirt, and silt, ensuring crystal-clear water that protects your plumbing and appliances.

💎 CERTIFIED SAFETY: Tested and certified by IAPMO R&T against NSF/ANSI Standard 42, these filters are made from premium food-grade polypropylene. The unique melt-blown technology prevents fiber shedding, eliminating any risk of re-contaminating your water.

💎 EXTENDED PRODUCT LIFE: With a multi-layer gradient density structure, these filters offer a large surface area with supreme absorption ability. Replace them 2-3 times a year depending on water quality to maintain optimal performance and protection.

💎 UNINTERRUPTED FLOW & RELIABLE WATER PRESSURE: Engineered to minimize pressure drops, these filters ensure smooth and continuous water delivery without interruptions. They are compatible with a wide range of systems including 3M, Aqua-Pure AP810, and Pentair DGD-5005.

💎 FITS A RANGE OF SYSTEMS: Perfect for various 10-inch big housings, these cartridges enhance performance with four separate gradient density layers. They are compatible with systems like BIG-CLEAR-LX-10, BLUONICS BLBBC10, and iSpring HB18B.

User Reviews:

- 'Seems to do a good job filtering out the sediment.'

- 'Product is a great price and buying 4 at a time lasts a long time.'

- 'Our water has a lot of sediment in it and these filters really take it out.'

- 'Great product. Priced right and works as intended.'

- 'I like these at 1 micron; I tried the 5 but came back to 1.'