General description This product includes 2 pieces of 15.8-inch pool sand filter pump hoses designed for easy installation and reliable performance. Made from quality polyethylene plastic, these hoses are durable and suitable for various applications, including swimming pools, hot tubs, and spas. Technical specifications Length: 15.8 inches Material: Polyethylene plastic Connection size: 1.5 inches Measurement allowed error: +/- 1-3 cm Compatibility and accessories Compatible with filter pumps, saltwater systems, and sand filters that use a 1.5-inch connection Can be used to connect pumps to sand filters and saltwater systems Suitable for use as a backwash hose or drain hose for the sand filter system Installation Easy to install with a knob design for quick connection No additional tools required for installation Usage Recommended to replace the pool tubing once a year or every two years for optimal performance Connect between the pool outlet and the filter pump Other information