Multi-family spray foam insulation in Airdrie is mostly townhouse and row housing work. This town added a great deal of attached housing quickly, and the assembly that separates one household from the next is where most of the complaints come from.
Townhouse rows put up fast
Attached housing built at pace shares a characteristic: the party wall meets code and nothing more. It stops fire and it carries the structure, and how much sound passes through it was not the question anybody was optimising. That is not a defect, it is a specification. It does mean that in a row of Airdrie townhouses the wall between two families is frequently the thinnest part of either home's experience.
The complaint is almost always the neighbour
In a detached house people report cold rooms. In attached housing they report the neighbour, and it is worth taking that at face value rather than treating it as a tolerance problem. Voices, television and music travel through an unfilled or partly filled cavity readily. Filling it completely is what stops airborne sound moving through, and open cell foam does that because it expands into every part of the cavity rather than being cut to fit it.
What it will not fix, said before the quote
Footsteps from a unit above, a door closing, something dropped on a floor -- those travel through the structure itself, not through the air in the wall. No cavity fill addresses impact sound, and being clear about that before any work is agreed is the difference between a satisfied owner and an argument. It is the single most useful sentence in this whole conversation.
Getting at the wall in a finished home
The honest constraint is access. In an occupied townhouse the party wall is finished on both sides, so this work is far cheaper during a renovation, a repair that opens the wall, or while a unit is vacant between owners. Where none of those applies, the realistic options are narrower and it is better to say so than to sell a partial result. On an Airdrie row that has never been opened, the honest answer is often to wait for the moment rather than to spend now for a fraction of the benefit.
Multi-family Spray Foam Insulation Airdrie: Common Questions
We hear the neighbours through the wall. Can that be fixed? Airborne sound, yes. Filling the cavity completely stops voices and television moving through it, which is the usual complaint in an Airdrie townhouse.
What about footsteps from above? That is impact sound travelling through the structure, and cavity fill does not address it. It needs a different approach and it is worth knowing before anything is quoted.
Does the wall have to be opened? To fill it properly, yes. That is why this is far cheaper during a renovation or while a unit is vacant.
Size the assembly with the R-value calculator, then get a free Airdrie quote. More on Multi-family Spray Foam Insulation Alberta.
After the foam: the interior finish
Once the foam is in and trimmed, the assembly needs its interior finish, and on an occupied space that finish is also the code-required thermal barrier over the foam. We work alongside drywall finishing in Airdrie, an independent drywall contractor, so the two stages are not left to collide on site.