Draining Blow-Down Bottle for Magpie 5-litre Boiler & Iron by Speedypress Draining Blow Down Bottle for the Magpie 5-litre British Ironing Boiler and Iron for Heavy Duty Industrial Use. Comes with high quality heat resistant hose and brass connector that screws directly into the drain valve underneath the boiler. 10-litre plastic jerrican with high and low level water indication marks. Boiler can be emptied and refilled straight away. ABOUT US Speedypress have been making commercial ironing equipment including boilers, ironing tables, steamers and accessories in the UK since 1965. The Ironing Press Company - Europe's leading supplier of Ironing Presses, Sewing Machines and Accessories since 1977.