This is a 200 litre single walled stainless steel boiler with a thermometer port, sloped bottom, 2″ butterfly valve drain, and 2 x 2″ optional electrical heating ports. Easy to clean with removable lid. Comes with 4″ ferrule fitting on top but can also be fitted with 2″, 3″, or 6″ upon request. Stands on a skirt and can either be heated with gas flame or electrically using 2 x 5500w elements. Also comes with a 6″ port for an agitator.