The Walex Porta-Pak combats unpleasant odours and rapidly breaks down paper and waste in your holding tank. Simply drop a single Porta-Pak into the tank and add water. The water soluble sachets dissolve and will keep your tank smelling fresh for up to a week. This product is biodegradable and septic safe.
Benefits & Features
Breaks down all toilet waste and lubricates toilet valves and seals
Works in black and grey tanks
Pack contains 15 satchets
Sachet completely dissolves in water
Lasts for at least 1 week
No liquid mess, convenient to use and easy to store
For use in a larger tank
Dose 1 sachet into the holding tank capacity by flushing or direct add with 2 litres of water to dissolve.