Strong sealing: external plug-in interface design, when installing the PVC pipe in the water outlet interface, complete the docking, sealed with glue, stable and reliable.>Perfect Replacement: The pool drain cover is easy to install and replace, perfect for worn or damaged parts.CORROSION RESISTANT PLASTICS: Made of plastic materials, lightweight, strong , corrosion resistant, with long service lifeADJUSTABLE FLOW: The built-in screw is adjustable, which can control the size of the flow, very flexible and convenientDIAMETER SUITABLE HOLE DIAMETER: The hole diameter is easy to enter the water, so that the pool water flow is more uniform1. CORROSION RESISTANT PLASTICS: Made of plastic materials, lightweight, strong, corrosion resistant, with long service life2. SUITABLE HOLE DIAMETER: The hole diameter is easy to enter the water, so that the pool water flow is more uniform3. STRONG SEALING: pluggable external interface design, when installing the PVC pipe in the water outlet interface, complete the docking, sealed with glue, stable and reliable4. PERFECT REPLACEMENT: The pool drain cover is easy to install and replace, perfect for worn or damaged parts5. ADJUSTABLE FLOW: The built-in screw is adjustable, which can control the flow size, very flexible and convenientSpecifications:Item Type: Pool Drain Cover< /p>Product size: approx. 10.5 x 6 cm / 4.1 x 2.4 inchCylindrical outer diameter: approx. 5.6cm / 2.2inMaterial: PlasticFunction: Suitable for swimming pools, hot springs, spas and other places of practical accessoriesWeight: 95g / 3.4 oz (approx.)Package List:1 x Pool Drain Cover