Shipping container spray foam insulation in Morinville is mostly asked about for acreage properties close to town, where a container was brought in as secure storage because it could be delivered in a morning and needed no permit, foundation or construction.
Bought for security and used for storage it is poor at
The reason for buying one is that it locks, it cannot be moved without equipment, and it can sit anywhere on a property. The reason people are disappointed by one is that it is a thin steel box with no mass, so it follows the outside temperature almost immediately and crosses freezing several times in a spring day. Every one of those crossings puts water on the inside of the walls, and it lands on whatever is stored against them. That is a property of the box and not a fault in it.
Two containers with a roof between them
A common arrangement here is a pair set apart with a roof spanning the gap, which gives covered space at no great cost. It also creates three separate problems: two boxes that each behave as described above, and a covered area between them that is outdoors but sheltered and is frequently treated as though it were inside. Deciding whether that middle space is meant to be conditioned is worth doing early, because enclosing it properly is a straightforward job and enclosing it badly produces a space that is damper than the open yard was.
The floor is the surface that gets forgotten
A container floor is plywood on steel members with nothing under it, and the box is usually set on blocks or ties so air moves freely beneath it. That makes the floor the coldest surface in the container and the one nearly every quote leaves out. On a Morinville property where a container sits through a full winter, treating the underside is the difference between a dry store and one where everything along the bottom is damp by spring.
What to look at before one is delivered
The condition of a used box varies enormously and almost none of it can be corrected once it is sitting on a property. The floor is the item that matters most, because it is the surface being insulated later and a soft or damaged one is a job before the job. After that, whether the doors still seal along their full length, whether the roof holds a pool of water, and how square the frame still is, because a twisted box has doors that will not close in February. Ten minutes before it leaves the yard is worth considerably more than any amount of work afterwards.
Shipping Container Spray Foam Insulation Morinville: The Covering Requirement
Where a Morinville container is used as a workshop, an office or anywhere people spend time rather than purely as a store, the foam is covered by a thermal barrier in the same way it would be in any other occupied building. The constraint here is width: a container is narrow to start with and foam plus a covering takes space off both sides, so it is planned in from the beginning rather than discovered when the bench will not fit. More on thermal barrier vs ignition barrier.
Shipping Container Spray Foam Insulation Morinville: Common Questions
Why does everything stored in the container get damp? That is condensation on the steel. The box has no mass to slow the temperature down.
How do you insulate two containers with a roof between them? Then decide early whether the middle is meant to be inside. Half enclosing it makes it damper.
Does the floor matter? It is the coldest surface in the container and the one most often left off the quote.
Size the assembly with the R-value calculator, then get a free Morinville quote. More on Shipping Container Spray Foam Insulation Alberta.