ONA Block Dispenser is a highly effective and affordable distributor of ONA odour neutraliser. Simply place the ONA block into the slot inside the dispenser and switch on the fan. This will drive ONA out of the dispenser and into the surrounding area. Set to 24 hrs, day or night operation. Continuous, 2/2 or 5/15 min on off running time.
Remove ONA Block from packaging.
Note: For best results, remove ONA Block from packaging before placing into dispenser.