Plastic Water Tank - Non PotableFor rainwater applications, water storage tanks allow storage of water for agricultural sprayers, water for dairy parlour washdown. Rainwater harvesting filters filter out the leaves and moss from the water and runs to a drain or soakaway minimising leaves and sediment on the tank. Part fill valves are available to ensure a buffer of water is always on the tank. We can fit these tanks with AB air gaps to make the tank Category 5 compliant, please call