The big disadvantage with spray foam is cost.
Best attic insulation for south florida.
I d blow insulation on the attic floor after air sealing of course.
Proper attic insulation is the best way to prevent heat loss in the winter and retain cool air in the summer.
Both can be added to uninsulated attics or layered over existing material.
For diy attic insulation you ve got two choices.
The attic is in general the more important space to install thermal insulation in a south florida s homes.
There are other materials and systems that you can use to insulate your attic.
Why should you care about insulation for attics.
With years of experience and positive reviews from our former customers we know exactly how to handle attic insulation installation and removal of old attic insulation in south florida.
Broward collier hendry lee miami dade monroe and palm beach and require a minimum r 30 attic insulation.
Most insulation you buy will have a sq ft number for easy reference.
It s generally 3 to 4 times what you ll pay for blown cellulose or fiberglass.
Loose fill or batt the common term for blanket insulation.
Energy star s map of recommended home insulation shows that the majority of florida is within zone 2.
Heat rises which means it ends up in the attic.
Achieving greater r values in attics the higher the r value the better the thermal performance of the insulation.
Climate zone 1 consists of the following south florida counties.
During the day the heat goes inside the house through the roof deck into the attic space and down into the living space through the ceiling.
Typically current best home building practices indicate an r 30 to r 38 for attic insulation.
Trust a best insulation to provide you with expert advice and guidance on which type of insulation is right for your situation.
This zone has a recommended r value of 30 to 60 for an uninsulated attic r25 to r38 for an attic with existing insulation and r13 to r19 for the floor.
According to the florida department of agriculture and consumer services attic insulation is the most important location and best return on investment okay but why.
So it s time to pay close attention to what s happening up there.
Let s say you measured your attic and you realize your attic has about 9 inches r 30 of insulation and your attic is about 40 sq feet you d need at least 3 inches of extra insulation that covers 40 sq ft to get an r value of r 38.
