Search results

I would say the strength of the spring is your least concern. For me it is the overhanging weight of your unsupported corner when one side of the box lifts off of the weight bearing surface.

A true three or four point mount that is properly designed with a subframe can be torsion free. A spring mount by definition is not torsion free, so your box needs to be stronger to take the twist. You will be putting torsion into your box with captive springs. Some boxes are really not strong...

Just shooting from the hip here: Captured spring designs are for durable and reasonable stiff boxes. Even if you put that box on another subframe, you need to ask yourself how durable and torsion resistant that box is. Every spring mounted torsion free frame will have some twist. Those welds...

You will want a compliant way to mount the box. The aluminum is going to crack at the welds if you leave it hard bolted. The problem with stud toy walls (and joist type roofs), is the stud usually touches the outer skin and the inner wall skin. That creates a thermal bridge. You will get mold...