- Number 1 portion contol deodorizer in the world
- Unbeatable odor prevention
- Formaldehyde free
- Non-staining color
- Deodorizes and breaks down waste and paper
AMAZON.CA PRODUCT DESCRIPTION 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. FROM THE MANUFACTURER 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.