This is one of the two most common types of insulation.
Fl residential attic insulation options.
R value for loose fill per inch is between r2 and r4 higher value with fiberglass.
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.
Most homes are insulated in the attic and any floors located above unfinished basements or crawl spaces.
Blanket insulation is available as batts or rolls and is the easiest diy insulation material.
All other florida counties are considered to be in climate zone 2 and require a minimum r 38.
Whether it s pink white yellow or blue all insulation is at least a little bit green after all anything that saves so much energy gets high marks for environmental friendliness.
Climate zone 1 consists of the following south florida counties.
Loose fill or batt the common term for blanket insulation.
For diy attic insulation you ve got two choices.
The r value indicates how well insulation resists heat transfer.
Open cell is the less expensive option.
But increasingly the materials we put inside our walls and ceilings are turning a deeper shade of green with old standbys like fiberglass and foam cleaning up.
Typically fiberglass or cellulose are the material choices.
Most insulation you buy will have a sq ft number for easy reference.
Spray foam insulation is the most expensive insulation and it is available in open cell and closed cell options.
Insulation decreases the amount of heat entering from outside when it s hot and traps warmth inside when it s cold.
Both can be added to uninsulated attics or layered over existing material.
Broward collier hendry lee miami dade monroe and palm beach and require a minimum r 30 attic insulation.
It s available in fiberglass mineral wool plastic fibers and natural fibers.
Spray foam is great for any home new or not so new.
Once you ve decided which type is best for you examine the material options and prices to home in on the right product.
Closed cell on the other hand is more dense and it provides an excellent barrier against air and water.
Energy star s map of recommended home insulation shows that the majority of florida is within zone 2.
This type of insulation.
Installing spray foam insulation is a complex process so it s easiest to perform on new construction homes during the building phase.
Its properties make it an excellent choice for attic insulation.
However it does not provide any vapor barrier.
