Feature: 1. [With Decompression Device] This swimming pool water filter is equipped with a decompression device to prevent bursting due to excessive pressure. 2. [Good Filtering Effect] The inflatable swimming pool filter can effectively filter impurities in the water and keep the water clean. 3. [High Efficiency] The inflatable filter is beautiful in appearance, simple and lightweight, easy to install, and has excellent filtering effect. 4. [Scope of Application] This swimming pool filter has high accuracy, safety and efficiency, and is very suitable for swimming pools, SPAs, and fish pond. 5. [High Quality Material] This paper core filter is made of high quality plastic material, durable, anti sun, anti corrosion. Specification: Item Type: Swimming Pool Filter Material: Plastic Size: Approx. 39 x 30.5cm/15.4 x 12.0in Overcoming Area: 2.25㎡ Flux: 5.5m³/h Live Interface Diameter: G2 Gross Weight: Approx. 5850g/206.4oz Application: Swimming Pool Water Filter. Package List: 1 x Swimming Pool Filter1 x Filter Element1 x Manual1 x Pressure Gauge2 x Union1 x Rubber Plug1 x Exhaust Screw Note: 1. The sand tank operates under high pressure. When a part of it is opened (joints, pumps, sand tanks, valves, etc.) for repair, air can enter the system and change the atmospheric pressure, causing the air pressure to cause explosions such as casings or valves, causing injury or environmental damage, so the sand tank operates Do not twist the screw of the cylinder head.2. When switching the valve function, first stop the operation of the water pump.3. To prevent damage to the water pump, regularly clean up the traps in the water pump and the rubbish in the skimmer on the pool surface. Do not unscrew the cover nuts when the pump is running.Notice:Algae, calcium, soil, sun oil and other substances may condense on the surface of the paper core, and these substances are not easy to be washed. The paper core should be removed from the oil, and then rinsed after the oil has been dissolved.4. Please allow some errors due to manual measurement.