Attic spray foam insulation in Picture Butte has one local failure that we find more often here than almost anywhere, and it is routinely misdiagnosed as a roof leak. Dry snow, driven hard across open country, does not stay outside a vented attic. It comes in through the soffit and gable vents and lands on the insulation.
Snow in the attic is not a roof problem
Snow in this part of the province is fine and dry and it travels. A soffit vent and a gable vent are designed to pass air, and fine snow goes wherever air goes. On an exposed lot with little in the way of a windbreak, enough of it accumulates on the top of the attic insulation during a storm to matter.
It then sits there, because an attic is supposed to be cold. When the temperature comes up, which in the far south happens mid-winter rather than in spring, it melts, soaks into the top of the insulation and in sufficient quantity shows up as a brown stain on a bedroom ceiling. The homeowner calls a roofer, the roofer finds nothing wrong, and the following winter it happens again.
Two things fix it and neither of them is a new roof. Baffles and properly detailed vents that admit air without admitting drifted snow, and an airtight ceiling plane below, so that whatever does get in is kept out of the house and the insulation below it never gets warm enough to melt it from underneath.
Wet insulation does not recover
This matters because it is cumulative. Loose fill and batt that has been wetted settles and compacts, and it does not return to its original depth or its rated value when it dries. So a stock of attics with a history of drifted snow is a stock of attics whose measured depth overstates their performance, sometimes substantially. Depth is the number everybody quotes and it is the wrong one if the material has been wet.
The ceiling plane is where the money goes
Regardless of snow, the openings through the ceiling are where an attic job earns its keep. The attic hatch is first, and on most houses it is a sheet of material sitting in a frame with no insulation on it and nothing sealing the edge; it has heated house below and cold attic above, which makes it part of the exterior envelope, and it is almost never built like one. It wants insulation fixed to its back, a compression gasket around the frame and a catch that holds it down against the gasket.
Then the plumbing stack, the bathroom and range fan housings, the recessed light cans and the top plates where interior walls meet the ceiling. Spray foam is the right tool for these because they are irregular shapes nothing cut to size will seal.
Sealing in a town with a day-sleeping household
There is a second reason to seal a ceiling plane well here. In summer the attic above an unsealed ceiling is the hottest space in the building during the afternoon, and that heat and the noise from outside both come down through the same plane. In a house where somebody is trying to sleep at that hour, a sealed and well insulated ceiling does two jobs for one price.
One company, start to finish
We are the contractor on attic spray foam insulation Picture Butte, not a referral service. We quote the job, schedule it and stand behind it, and our own installers carry it out.
Attic Spray Foam Insulation Picture Butte: Common Questions
We have a ceiling stain but the roofer found no leak. What is it? Very commonly drifted snow that came in through the vents, sat on the insulation and melted. It recurs every winter until the vents are baffled and the ceiling plane is sealed.
Does our insulation need replacing if snow has been getting in? If it has been repeatedly wetted, probably yes. Compacted fibre does not return to its rated value and its depth no longer tells you what it is worth.
How much does attic spray foam insulation cost in Picture Butte? Priced per board foot for the sprayed sealing work plus any blown-in depth over it, so the figure follows area and target R-value. The hatch and the ceiling penetrations are small separate items and usually the best value in the job.
Best attic spray foam insulation contractor in Picture Butte? Ask whether the quote includes the hatch, the vent baffles and the penetrations. A price for the open flat area alone has quoted the easy part.
Size the job with the R-value calculator, then get a free Picture Butte quote. More on Attic Spray Foam Insulation Alberta province-wide.