Pool Connection Kit: 2 x 38mm threaded hose connectors, 2 x 15m waterproof sealing tape rolls, 4 x washers, the two-way hose adapter is suitable for hoses with a diameter of 32mm. Leakage Protection: The rubber ring works closely with the hose to form a sealed gap to prevent water leakage. The rubber ring is elastic and prevents water leakage. Durable Materials: The pool hose adapter is made of premium plastic with a rubber O-ring to reduce the risk of leakage, so you can use it with confidence. Replace your old plunger valve with double opening or update the plunger valve system to improve water circulation and make replacing hoses and pumps a breeze. Easy to Install: The hose adapter is suitable for grounded pools. Using this component can ensure the safety and normal operation of the pool. Wide Application: The pool hose connectors are suitable for Intex, Bestway, and Coleman pools. Please check the size chart before purchasing to see the appropriate hose size.