Titan 30g Drinker Agricultural Water Trough Inc Waterpipe Connector & Pipe Liner. TITAN 30 Gallon Horse Cattle Drinker Agricultural Water Trough – including High Quality Connector in an Elbow or Straight fitting in 20mm or 25mm sizes for connection to a MDPE Blue Water pipe, also included a Pipe Liner. The water pipe fittings included are of the highest quality Philmac Fittings which will let you use both the old Black MDPE pipe and the new Blue MDPE pipe. The Titan Environmental range of tough cattle drinkers represents the best products of their kind available in the market. Rotationally moulded from top quality medium density polyethylene. Ultraviolet stabilised for protection against sunlight. Heavy Duty MDU Polythene(12Kg) and easily transported. Fitted with a totally enclosed ballcock ready to plumb in. Capacity 136 Litres/ 30 Gallons. Pipe connectors are to tightened by Hand Only.