1. Robust: Pool parts are made of plastic material that is strong and durable. Replace your old pool double opening hose plunger valve or upgrade the plunger valve system to improve water circulation and make hose and pump replacement a breeze. 2. Anti-leakage: The rubber ring works closely with the hose to form a closed space to prevent water leakage. The rubber ring is elastic and prevents water leakage. 3. Convenient and efficient: Easily replace the filter pump or filter element at any time, or upgrade to a stronger filter. It can effectively and conveniently stop the flow in the swimming pool. 4. Easy to use: This pool hose adapter is very convenient to use, simple to operate, convenient and practical. Spare part that keeps the pool safe and working correctly. 5. Easy to install: The hose adapter is suitable for above-ground pools, 1.5 inch to 1.5 inch straight connector. The use of this component can ensure the safety and normal operation of the swimming pool.