Ultra concentrated Strips for powerful cleaning and deodorizing of household drain lines. Smelly drain? Bio-flow drain Strips will eat away at organic matter better than the no-name drain cleaner you have under your sink. Drop one strip into your drain and the slow-dissolving bacteria and enzymes will start to work instantly. Eliminates & digests grease, oil, fats, scum and food quickly for easy drain cleaning. The gunk that's stuck inside of your drain won’t stand a chance against bio-flow’s enzymes. Grease, oil, fats, scum, food: all gone in a matter of minutes. How’s that for easy drain maintenance? Utilizes powerful yet slow dissolving enzymes to take care of lodged organic materials. Food and grease will stick to your drain like Velcro. Pretty gross. Luckily you can clear the gunk in your drain with a bio-flow deodorizing strip. Safe on all pipes and septic systems (including old pipes and PVC pipes) Perfect as part of a monthly drain cleaning routine. Traditional use: once a