[header] How to weld aluminum [title] Get a tig (tungsten inert gas) welder. [step] This is a type of welder that uses a tungsten electrode and an inert gas to shield the welding area. The precision achieved with this type of welder is crucial when working with aluminum, especially thin pieces. 
[substeps] Tig welders are expensive, so consider contacting a local welding supply store or home hardware outlet about rental possibilities. It's possible to weld aluminum with other welding processes, such as mig welding, but tig welding is the method most suitable for beginners.