Kent & Stowe Galvanised Metal Watering Can 9L / 2 Gallons 34910 Kent & Stowe branded galvanised steel finish and copper trim metal watering can from Gardman with a capacity of 9L (2 Gallons). Comes with a watering rose. FREE POSTAGE £24.95 This attractive metal watering can from Gardman has a galvanised steel finish and copper trim. Strong metal construction. Rust resistant. This metal watering can has a capacity of 9L (2 Gallons) and is ideal for outdoor garden watering jobs.