Kiwi Camping Bottom Tank Toilet Chemicals 500ml SKU: 268840 MODEL: KC080-002 Error. try again later You've successfully joined the club $ 18 .99 each Mitre 10 SAvailable at selected stores. Check your local store for details Variants Toilet Sanitiser is a portable toilet treatment chemical for the bottom tank. Features and benefits Biodegradable portable toilet treatment chemical. Control odour. Break down waste substances.