Usage Tips:Describe: 6 Pack Pool Replacement Wall Plugs: We provide you with 6 pieces black pool filter plugs for most Intex above ground pools, enough for your daily use and replacement. Universal pump filter hole block: Mainly used to replace the filter in the pump, to block water when cleaning the pump filter, pump models 530/1000 gph or less. Suitable Size: Our pool wall outlet is 2.3" in outer diameter, 0.9" in inner diameter, suitable for 1.25" diameter pool hose without plunger valve, please check the size before purchasing. Durable Material: These replacement filter hose plugs are made of durable rubber with good sealing performance and strong load bearing capacity, lightweight but durable. Easy to use and install: When cleaning the water pump filter, plug the hole plug firmly on the pool wall hole to prevent water from overflowing, and the installation is complete. A must have at home Specification: Specification: Material: Rubber Color : Black Package Include: 6 x Pool Filter Pump Filter Hole Plugs. Size: Inside diameter: 0.9 inches Outside diameter: 2.3 inches Height: 1.7 inches