About 66% of homes in Raymond were built before 1991, and on a colony grid with lots this wide, those houses were extended sideways and backwards rather than upwards or out of town. That has a consequence above the ceiling that almost nobody expects. Attic spray foam insulation in Raymond is rarely one attic. It is two or three roof spaces that were built at different times and do not connect to each other.
Count the roof spaces before you count the inches
Each time a room was added on a wide lot, a new roof went over it, and that roof was tied into the existing one at a valley or butted against the old wall below the eave. The space it created is its own attic, with its own ceiling below it, its own venting or none, and its own access or none. The original attic is usually reachable through a hatch and has had insulation added to it at some point over the decades. The addition attics are frequently sealed shut, and if nobody can get into a space nobody has insulated it. That is where the cold rooms are, and it is why a house can have a generous depth of insulation in the main attic and a back bedroom that never warms up.
The vertical band where two ceilings meet
When an addition sits at a slightly different ceiling height, which they almost always do, there is a short vertical wall running between the two ceiling levels. It is drywalled or plastered on the room side and it is open to the attic on the other, and it is part of the building envelope even though it looks like a bulkhead. Nothing laid flat on a floor addresses a vertical surface. We find them bare, with the insulation stopping neatly on each side and a band of uninsulated plaster in between, sometimes a metre deep.
The valley, the heel and the places depth cannot reach
Where the addition roof meets the old roof, the framing crowds down to nothing. There is a heel at the addition eave with no height to it, and a triangle alongside the valley that a person cannot crawl into. Blown-in material is placed by somebody standing in a space, so the places a person cannot reach are the places that stay empty. Foam is applied from a hose and expands into the cavity, which is why it is the product that solves the far corners of an awkward attic rather than just the middle of the open floor.
Open it and look before anything is specified
On this stock we do not assume what is up there. There may be a layer of sawdust or shavings under newer fibre, there may be old wiring running loose, there may be a chimney that is no longer used but still penetrates the roof, and there may be a plank floor laid over the joists that somebody stored boxes on for forty years. All of those change the scope and some of them change the order of work. The inspection is not a formality here and the quote that follows it is worth more than the quote that does not.
Why adding depth on its own disappoints
Insulation slows heat. It does not stop air. Where the ceiling plane is broken at the top of a buried wall, around a chimney, at a dropped soffit over old cabinets or at the perimeter of an unopened addition attic, warm air leaves continuously and new material laid on top of it rides above the leak. The money goes in, the house feels the same, and the owner concludes the product does not work. The product worked. It was asked to do a job that belongs to air sealing.
One company, start to finish
You are dealing with the contractor directly on attic spray foam insulation Raymond. We quote the job, we schedule it, and our own installers do the work.
Attic Spray Foam Insulation Raymond: Common Questions
How can there be an attic nobody has been in? Easily, on a house that grew. An addition roof often has no hatch cut into it. We cut an access, look, and then decide what the space needs.
Our main attic is deep and the back room is still cold. Why? Because the back room is usually under a different roof space, insulated to a different standard or not at all. The depth in the main attic does nothing for it.
What is the bulkhead between the two ceilings? A vertical piece of your building envelope. It needs the same treatment as a wall and it is routinely left bare.
How much does attic spray foam insulation cost in Raymond? Priced per board foot for the sprayed portion, with blown-in depth on top where depth is the right answer. The number here moves with how many separate roof spaces have to be accessed, because each one is its own setup.
How do I choose an attic spray foam contractor in Raymond? Ask how many attic spaces your house has. If the answer comes back as one without anybody going up to look, they are quoting a different house.
Size the job with the R-value calculator, then get a free Raymond quote. More on Attic Spray Foam Insulation Alberta province-wide.