Shipping container spray foam insulation in Stony Plain is closed cell applied straight onto the inside of the steel, with nothing behind it, because the corrugated profile leaves a continuous void behind anything rigid and a void against cold steel is where the water forms unseen. On the yards around this town the container is almost always the newest structure standing among much older ones.
The newest building on a yard full of old ones
It arrives because everything else is full, and it arrives quickly, which is the appeal. What it also does is put the least suitable storage environment on the property next to several better ones, and households and operators frequently end up moving the wrong things into it: the items that would not fit in the shed, which are often the items least able to cope with a steel box. Recognising that is usually enough to change what goes in, and it is a cheaper intervention than insulating it.
Why it behaves so much worse than the buildings around it
The old timber barn on the same yard has mass, it breathes, and its surfaces change temperature slowly. A container has none of that. Corrugated steel has effectively no capacity to store heat, so the inside face tracks the outside air closely and quickly, and the coldest surface is always the ceiling. Water forms up there, above everything stored, and falls. That is why a container on a yard with perfectly serviceable older buildings is the one producing complaints.
Whether anything needs to be in the box at all
This is the question a yard full of other buildings makes worth asking, and it gets skipped almost every time. A container on a Stony Plain property is usually surrounded by a shed, an arch and frequently a barn, all of which are better environments for most of what is in the box. The container was filled because it was empty and close to the door, not because anything in it needed a sealed steel box. Going through the contents and moving what can be moved into covered space that already exists is free, it takes an afternoon, and on a fair number of these it removes the reason for the job entirely. That gets said before a quote rather than after one.
Whether it is staying, which decides whether to spend
A container is movable and a good number of the ones on Stony Plain yards were brought in as a temporary answer that has lasted five years. That is worth settling before spending, because foam adhered to the skin is permanent and cannot be removed without destroying the surface. If the box is genuinely staying and staying full, treating it is straightforward. If it is a stopgap while something better gets built, the honest advice is to spend on the something better.
Shipping Container Spray Foam Insulation Stony Plain: The Covering Requirement
As soon as a Stony Plain container is used as a workshop or an office rather than as a store, the foam has to be covered with a thermal barrier, and that belongs in the quote from the beginning. It is worth settling which it is before pricing, because a box converted to a workspace later needs the covering retrofitted over foam already on the walls, in a space with no room to work in. More on thermal barrier vs ignition barrier.
Shipping Container Spray Foam Insulation Stony Plain: Common Questions
Why is it worse than the old shed? The shed has mass and breathes. A steel box has neither and follows the air exactly.
Can we line it with board? Not effectively. The corrugation leaves a void behind it and the water forms in there.
Is spray foam the wrong choice if the container might not stay? Then say so. Foam is permanent, and a stopgap is not what you want to spend it on.
Size the assembly with the R-value calculator, then get a free Stony Plain quote. More on Shipping Container Spray Foam Insulation Alberta.