Check the listing for details. 16 in Sand Filter Pump for Above Ground Swimming Pools 3/4 HP 3500 GPH Flow Rate. Condition: New. Listed at 199.99 USD. It makes pool maintenance a breeze. Enjoy a clean swimming experience all year long. It is also equipped with Intex-compatible fittings for easy connection to Intex pools. Double Leak-Proof Protection: Built with a threaded multi-port valve and durable threaded connections, this sand filter pump tackles common leaks head-on, ensuring a secure, leak-free experience.It makes pool maintenance a breeze. Enjoy a clean swimming experience all year long. It is also equipped with Intex-compatible fittings for easy connection to Intex pools. Double Leak-Proof Protection: Built with a threaded multi-port valve and durable threaded connections, this sand filter pump tackles common leaks head-on, ensuring a secure, leak-free experience.