Description
Filter socks are most commonly used in sumps to help trap free floating particles in the water that flows through the sock. The CNZ felt filter socks are great for removing large pieces of free floating material from the water that flows through the sock. Felt filter socks are a thinner material than felt usually lasting a bit longer and easier to clean.
- 200-MICRON MECHANICAL FILTRATION – CNZ filter socks help capture uneaten food, detritus, sand, sediment, and other suspended debris before it circulates through your aquarium or sump filtration system.
- DURABLE FELT CONSTRUCTION – Made with thick felt material designed to provide effective mechanical filtration while maintaining consistent water flow, ideal for routine aquarium and sump filtration.
- RIGID PLASTIC RING DESIGN – Built-in plastic ring provides a secure fit in compatible filter sock holders and sump compartments while making the sock easy to remove for routine cleaning and replacement.
- WASHABLE & REUSABLE – Filter socks can be rinsed and reused multiple times, providing a convenient and economical option for regular aquarium maintenance. Replace when the material becomes excessively worn or clogged.
- 4-PACK FOR EASY ROTATION – Includes 4 felt filter socks, allowing you to keep clean replacements ready while used socks are being washed—ideal for maintaining a regular filtration and maintenance schedule.
- PRODUCT SPECIFICATIONS – Brand: CNZ; filtration rating: 200 micron; material: Felt; top: Rigid Plastic Ring; quantity: 4 filter socks; designed for mechanical filtration in freshwater and saltwater aquariums, reef tanks, sumps, and compatible filtration systems.

