<http://schema.org/description>
"This drinker is made from galvanised steel, making it a heavy weight, durable and hard wearing drinker for poultry. It is suitable for all sizes of poultry and holds 0.5 gallons of water. \r\n\r\nYour hens should always have a supply of clean, fresh water to drink from. It is recommended that each hen has at least 500ml of water supplied a day in warmer months.\r\n\r\nMeasures 20cm high."^^<http://www.w3.org/2001/XMLSchema#string>
<https://www.omlet.co.uk/shop/chicken_keeping/feeders_and_drinkers/12623/galvanised_traditional_drinker_05_gallon/>