Newly upgraded adapter with added filter to provide you with cleaner mist This double ring atomizer measures 11.8 inches and 7 inches in diameter and is works with most pedestal fans, floor fans, wall-mounted fans. You can choose single ring use or double ring use. 8 quality brass nozzles to spray a fine mist Independent valve for easy control of water flow 26.3ft black PU mist pipe 3/4" standard hose adapter It has already assembled, and you just 3 easy steps to let it work following by instruction Step 1: Use the cable ties to hang the misting ring on the fan. Step 2: Connect the tubing to the misting ring. Step 3: Connect the threaded joint to the faucet. Widely used in outdoor courtyard terraces, indoor cooling, landscaping, water parks, air purification, etc.