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Walex TOI-91799 Porta-Pak Holding Tank Deodorizer Drop-Ins, Sunglow Scent (Pack of 10)Porta-Pak is currently used in millions of commercial applications every year, Porta-Pak has made a huge impact in the RV and marine markets. No other product available offers the combination of deodorizing performance in an easy to use drop-in - making liquid holding tank products obsolete.$9.98$10.35
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Walex BOI-11530 Bio-Pak Natural Holding Tank Deodorizer and Waste Digester Drop-Ins, Alpine Fresh Scent (Pack of 10)Bio-Pak is an all natural enzyme deodorizer and waste digester. A scientific breakthrough developed by the Walex R and D group, Bio-Pak holding tank deodorizer offers unique combination of waste-breakdown performance and portion control convenience that no other natural-based sanitation product avai...$10.13$12.30
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Walex TOI-61776 Elemonate Grey Water Deodorizer Drop-Ins, Fresh Lemon Scent (Pack of 5)Elemonate was developed by Walex's R and D department representing the latest technology in quick dissolving tablets. Elemonate utilizes the same ultimate odor prevention formula found in Porta-Pak black holding tank deodorizer along with special enzymes designed to dissolve grease and organic sludg...$6.63$7.97
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Walex PPRVLAV Porta-Pak Holding Tank Deodorizer Drop-Ins, Lavender Breeze (Pack of 10)Porta-Pak is currently used in millions of commercial applications every year, Porta-Pak has made a huge impact in the RV and marine markets. No other product available offers the combination of deodorizing performance in an easy to use drop-in-making liquid holding tank products obsolete.$8.91