Spray Foam Insulation in Columbia, TN
Air seal and insulate in one pass, and move the boundary of the house to where it actually needs to be.
Spray polyurethane foam is applied as a liquid that expands in place, filling the cavity it is sprayed into and bonding to everything it touches. That single property is what separates it from batts and blown material: it insulates and air seals at the same time, in the same pass, and it does not leave the gaps at the edges where most of a house's air leakage actually happens.
In this climate the compelling use is the attic. Charlotte sits in climate zone 3A, hot and humid through the summer, and the standard local construction puts the air handler and the duct runs in a vented attic. On a July afternoon that space is running well over 120 degrees while those ducts try to deliver cold air through it. Insulating the roof deck instead of the attic floor brings the whole attic inside the conditioned envelope, and the ducts stop fighting the weather.
It is not the answer everywhere. An accessible attic floor with no ductwork in it, no knee walls and no comfort complaint is usually better served by sealing the penetrations and adding blown insulation on top, for a fraction of the money. Any contractor who reaches for foam before asking where your ducts run has not looked at the actual problem.
Typical cost: $4,000 - $14,000 for a typical Charlotte attic, depending on square footage, foam type and depth
When spray foam insulation is the right call
- An upstairs that will not hold temperature no matter what the thermostat says
- Air handler and duct runs sitting in a vented attic
- A bonus room over the garage that is unusable two months a year
- Summer power bills out of line with neighbors in similar houses
- A new build or an addition where the envelope is still open
Other services
Common questions
How long does an attic take?
Most single-family attics in Mecklenburg County are sprayed in one day. Preparation, masking and removing old material take longer than the foam itself, and the house needs to be vacated during application and for the re-occupancy period the manufacturer specifies.
Is the smell permanent?
No. Properly mixed and applied foam cures and is inert. A persistent odor weeks later points at a mix ratio or temperature problem during application, which is an installation failure rather than a property of the material, and it is difficult and expensive to remedy. That is the strongest argument for checking who is holding the gun.
Will my house be too tight?
A house can absolutely be sealed tighter than it can passively breathe, and in that case it needs mechanical ventilation, which is a normal and inexpensive part of the job. The failure mode worth avoiding is sealing the house and skipping that step.
Does it pay for itself?
Sometimes, over years, and anybody quoting you a specific payback month is guessing. The more honest reason people do this here is the comfort of the upstairs rooms and getting the ducts out of a 130 degree attic.
Get a quote on your spray foam insulation
Call and tell us what is going on with your spray foam insulation and where the property is. You will get a straight answer on what it actually needs, from a licensed contractor working Mecklenburg County.
Call (980) 944-8316