DURABLE MATERIAL - Our IBC cover filter covers are made of durable PE and PVC plastic materials, which are wear-resistant, high strength, weather-resistant, and can withstand frequent use without breaking easily. The filter is made of nylon and can be wash with water for repeated use.EFFECTIVE FILTRATION - PVC fitting inner diameter is 75mm/ 2.95inch, and the outer diameter is: 84mm/ 3.3inch. The filter cover inter diameter is 85mm/ 3.35 inch. The filter adopts a fine mesh design and is 220mm/ 8.66inch long, which can effectively filter extra leaves, stones, large particles, etc. added to the liquid in the ton barrel.EASY TO USE - First place the filter cover on a flat surface, press the rubber O-ring into place (flat side facing down), then press the PVC fitting firmly into the rubber ring to secure, finally securely attach the cover to the rainwater IBC tank. (Note: Due to the need for sealing, the rubber ring will be slightly larger)WASHABLE - To clean, simply remove the filter cap, rinse out the contents of the net, and reinstall it on the Rain Tank IBC without having to buy a new one.WIDE APPLICATION - This IBC lid filter lid can filter water, ensuring only clean water can enter the water tank. , used in horticulture, agriculture, food processing and chemical handling.