Walex Porta-Pak Black Holding Tank Deodorizer & Portion Control System Drop-Ins – Rapid Breakdown of Waste & Paper, Odor Prevention, Cleans Tank & Sensors – Fresh Scent, 10-Pack

WASTE BREAKDOWN – Porta-Pak RV Marine Holding Tank Deodorizer breaks down waste and stubborn RV toilet paper, keeping your holding tank sensors working effectively. No more clogs or backups.
HOLDING TANK DEODORIZER – Porta-Pak marine and RV holding tank deodorizer tackles unpleasant smells. Say goodbye to embarrassing odors with your boat, camping toilet, and RV toilet tabs.
VERSATILE FOR ALL TANKS – Our marine and RV tank deodorizer for black tank cleans tanks from 2.5 gallons – 40 gallons. Ideal for RVing, boating, boondocking, and portable camping cassette toilets.
FRESH 10 PACK – Our marine and RV drop ins for toilets dissolve immediately upon contact with water. Just Drop it in – no messy spills. Non-staining color.
MADE IN USA – Walex has been a global leader in developing and manufacturing premium odor control and sanitation products since 1987.