BIO-DEX OO04 1 gal Bottle ENZYME Oil-Out Water Cleaner. ENZYME Oil-Out leaves no residue and will digest oil from the filter leaving it much cleaner which keeps your pool water cleaner longer. It digests oil on contact and is safe for both the environment and swimmers. Swimmers can re-enter the water immediately after treatment. ENZYME Oil-Out combines effectively with Clearex 500 to provide superior water cleaning which is extremely helpful in commercial pools with high bather loads. ENZYME Oil-Out provides a variety of benefits such as improving filtration, clearing water, and making the water sparkle. The product also prevents scum from building up on tile. It’s a hypo-allergenic product that is also non-toxic, non-corrosive and non-carcinogenic so you can feel safe using the product in your pool. You won’t have to worry about hurting swimmers or the environment. The product can be diluted and put in a spray bottle which can be used as a tile and surface cleaner to remove oil and scum.