Star brite Instant Fresh Toilet Treatment keeps holding tanks odor-free and waste-free with a biodegradable, formaldehyde-free formula safe for marine, RV, and portable toilet systems. It works on both black and grey water tanks, lubricates drain valves, and meets dumping-station disposal requirements. This listing includes six 8 oz bottles.

Specifications:

• Scent: Lemon
• Size: 8 oz per bottle
• Pack quantity: 6 bottles
• Biodegradable formula
• Formaldehyde-free
• Eliminates and prevents holding tank odors
• Breaks down waste and tissue
• Lubricates drain valves
• Compatible with black water tanks, grey water tanks, recirculation toilets, and portable toilets
• Compliant for disposal at dumping stations

Directions:

• Black Water Tanks: Add 1 fl oz (30 ml) per 5 gallons (19 L) of tank capacity. Pour through the toilet into the holding tank, then add 4 L of water. Hot weather or extended retention times may require additional product.
• Grey Water Tanks: Use 1 fl oz (30 ml) per 10 gallons (38 L) of tank capacity. Pour through a shower or sink drain, then add 1 gallon (4 L) of water.
• Recirculation Toilets: Pour 8 fl oz (250 ml) into the initial water charge.
• Portable Toilets: Pour 4 fl oz (125 ml) into the waste holding tank with enough fresh water to cover the tank bottom.