Which baffles should you buy.
Do you use the attic baffles with rolled insulation.
Stops heat loss into your attic.
Best for long unobstructed spaces like over attic joists.
Must be measured and cut to fit walls or flat surfaces.
Well unless you have an older home with no insulation in many cases it isn t the actual wall but a popular cost saving measure that is taken by many contractors no attic baffles being installed with a vented soffit.
Gaps in the attic or between the lower floors and the attic will let heated or cooled air escape to the great unconditioned outdoors making any insulation you add essentially useless.
The book that helped us build and renovate.
If you want to insulate the rafter bays rather than the attic floor in order to make the attic a heated space baffles are even more important for proper air circulation.
In addition to offering airflow in your attic space baffles keep attic insulation off your roof deck which is especially important for cold michigan winters.
Attic baffles how they work.
Wall insulation keeps out cold.
The baffles block insulation from covering up the soffit vents where it can reduce the flow of fresh air into the attic.
In either case get an extra bag or roll you really don t want to run out when you re almost done putting it in.
The beauty of attic baffles is that they are available from most home improvement stores and can be installed simply with a few staples if you want the diy approach.
The number one prep step.
Glass fibers in wide puffy sheets with or without a paper or aluminum face.
Why do you need it.
Surprisingly even the most well insulated attic space may still require the assistance of attic baffles to provide the additional air circulation.
Attic ventilation is more effective when you have blown in attic insulation and attic baffles.