Why build an aluminum boat? for things that go bump in the night. for ease of construction. for longevity. for good resale value. for the benefit of being able to. Who is online. in total there are 9 users online :: 5 registered, 0 hidden and 4 guests (based on users active over the past 5 minutes) most users ever online was 113. Aluminium boats, alloy boats, plate boats and tinny boats can be found in this section of boats for sale. if you would like to refine your aluminium boat search.