+1 to the previous comments. Depends on what the foam manufacturer specifies as well as what the exterior sheathing is going to be. I would also recommend a thicker foam for additional insulation and ... read more
Depends on the specific type of tub but they can very quickly get over 300lbs.
I have thrown out my back moving them out when they were broken into two pieces so they are not light. Some run as heav ... read more