Intex 1500 GPH Easy Set Swimming Pool Filter Pump w/ GFCI & Skooba Max Vacuum Filters 1500 gallons (5678 L) of water per hour Recommended for Intex 18' Easy Set pools, Frame Set pools, Ellipse Oval pools, Rectangular Frame pools and similar sized pools from other manufacturers, or as an upgrade system to your smaller diameter above ground pool Hoses required for hook-up between your pool and the pump are included Hosing is 1.5" ID (inside diameter). For pools with a 1.25" or other size original hose connection, an adapter will be required (sold separately) for a proper fit with your new 1500 GPH pump. Installation is very quick &amp; easy - just hook-up the hoses and plug the pump into any 110-120 volt outlet