20 inch Jumbo / Big casing for high flow situations. Fits all standard rural and urban filter cartridges measuring 505 x 120 mm ( 4.5 x 20 inch).
Great for dirty water supplies or higher water flows ( above 30 litres per minute) as performance is around three times that of the smaller 10 inch size casings.
Choice of single stainless steel bracket or twin Stainless where two casings are ordered.