Attic spray foam insulation in Morinville is either an investigation or an inspection depending on which half of the town the house sits in, and the difference is not a matter of degree: on one side nobody knows what is up there and on the other side the drawing says.
An older attic is an unknown quantity until somebody goes up
On the older half the space above the ceiling has been added to rather than designed. There is usually more than one kind of material up there, laid at different times by different people, over a ceiling with penetrations nobody sealed. The depth is not the useful measurement and it is the one everybody quotes. What matters is how many holes there are in the plane underneath it, and that is established with a light and an hour rather than with a tape.
A newer attic is a short list of specific places
On the newer half the design is known and the assembly is usually close to what was drawn. What varies is the handful of points where trades worked after the insulation went in or where a detail was awkward: the bathroom fan and its duct, the top of an interior wall that runs to the roofline, the hatch, and any light fitting that was changed later. Checking those in a Morinville house of this age is a short visit and it either finds something or confirms the envelope is doing its job.
Why depth is the wrong number on either side
Adding material over a leaking ceiling raises the figure on paper and changes very little in the house, because the loss is air moving through openings rather than heat conducting through the insulation. That holds on both halves of this town for different reasons: on the older side there are many openings and nobody has counted them, and on the newer side there are few but they are all in one place. Sealing the plane is what changes the result, and the depth follows it.
What the roof space tells you about the rest of the house
The attic is the easiest part of a building to read, and a great deal of what it shows applies elsewhere. Frost on nail points in February says air is arriving from the house below. A dark patch in the insulation marks where it has been filtering dust out of moving air for years. Staining around a chimney or a vent stack names its own cause. In a Morinville attic those signs are the cheapest diagnostic available and they usually decide the order of everything else.
Attic Spray Foam Insulation Morinville: Common Questions
How much do we need up there? Depth is the wrong first question. How many openings are in the ceiling below it comes first.
Our house is newer, is it worth looking? Yes, and it is a short visit. The fan duct, the hatch and any later light fittings.
Why is there frost on the nails? That is air from inside the house reaching the cold roof, and it is a sealing problem.
How much does attic spray foam insulation cost in Morinville? The age of the house sets the scope. An older attic is an unknown quantity until somebody goes up; a newer one is a short list of specific places. Depth is the wrong number to price from on either side.
How do I choose an attic spray foam contractor in Morinville? Ask them to go up and tell you which of the two you have. That single answer decides whether you are buying a short list of repairs or a full ceiling plane.
Size the assembly with the R-value calculator, then get a free Morinville quote. More on Attic Spray Foam Insulation Alberta.