Penn-Plax AX3 Universal Cartridges | Fits All UG Under Gravel Filters (2 Pack)

Penn-Plax AX3 Universal Cartridges | Fits All UG Under Gravel Filters (2 Pack)

• Ammonia Removing Under gravel Filter Cartridges is a quick easy disposable cartridge which acts as a lift insurance for your fish
• Universal fit for all UG Filter sizes
• Made with top quality zeolites which work to eliminate the top fish killer
• Under gravel Filter Cartridges solve the problem of overfeeding, over-crowding and foul water conditions
• A quality product from the trusted Penn-Plax manufacturer - because your fish deserve the best

Ammonia-X, Ammonia Removing Under gravel Filter Cartridges is a quick easy disposable cartridge which acts as a lift insurance for your fish. Ammonia Removing Under gravel Filter Cartridges are made with top quality zeolites which work to eliminate the top fish killer ammonia. Under gravel Filter Cartridges solve the problem of overfeeding, over-crowding and foul water conditions. Filter Cartridges fit all Under gravel filters.