General description Filter cartridges for Bestway Size I are designed to keep your swimming pool water clean and fresh. Made from durable Dacron material, these cartridges ensure efficient operation of your filter pump. Each pack contains 6 cartridges, making it easy to maintain your pool's cleanliness. Technical specifications Dimensions: Outer diameter: 3.1 inches (7.8 cm), Height: 3.5 inches (8.8 cm) Interior diameter height: 1.1 inches Material: Dacron Compatible with filter pumps rated at 300/330 gallons per hour (220-240 V) Installation Easy to clean and replace when necessary. Recommended replacement every 2-3 weeks for optimal performance. Usage Part of routine maintenance for your pool or inflatable swimming pool. Effectively removes impurities such as hair, leaves, dust, sediment, and sand. Helps maintain a safe and enjoyable swimming environment. Other information