Usage Tips:Pool Hose Adapter Kit2 pack pool adapter, enough to be used or replaced in your daily life. Premium Quality Pool Hose Adapter - The adapter pool cover is made of corrosion resistant plastic, which is strong and durable. The rubber ring fits 1.25" hose snugly and creates a sealed space to prevent water leakage, perfect for pool connection kits. Easy Pool Hose Adapter InstallationPool adapter is used to connect 1.25" hose to plunger valve or filter pump. The small end connects to a 1.25" hose. The threaded end connects to a 1.5" plunger valve or filter pump. Easy to screw. No need to buy extra hoses and avoid extra costs. Sink Adapter SizeSink adapter for all 4000, 2500, 2000 and 1500 filter pumps gallons/hour with threaded hose connections. Wide Uses for Pool AdapterThe pump hose adapter is suitable for hoses of filtration systems, submersible pumps, pumps filters, filter pumps, sand filters or shut-off valves. We recommend that you avoid using hose clamps in the area where the water line is at the water outlet.