Mainstays 2-Pack Type D Filter Cartridge for Swimming Pools Replacement Pump Parts Accessory - WLM8 (03490)

Keep your pool water clean and clear with a Mainstays Pool Filter Cartridge (Type VII Type D). Specialists recommends replacing them every 2 weeks for best results. These pool filters are great to use for keeping your pool clean but they do not replace the need for regular chlorine maintenance. With filter cartridges and proper upkeep your pool can last year after year!

• Size: 4.2 in. x 3.8 in. (10.7 cm x 9.7 cm)
• Easy to clean
• Replacement cartridge for filter pumps that utilize Type D filter cartridges
• Does not replace the use of regular chlorine maintenance
• Contents: 2 filter cartridges