Best Insulation For Walls In Florida

The florida building code identifies two distinct climate zones.
Best insulation for walls in florida. Make sure your home is properly insulated in all these locations. Batt insulation is the cheapest insulation in terms of cost. See the department of energy s doe ranges for recommended levels of insulation below. Walls use either 3 in.
When your house isn t full. Best for unfinished walls floors and ceilings. R 18 r 22 and r 28 exterior wall systems can be achieved by either cavity insulation or cavity insulation with insulating sheathing. Designed for easy handling and use between framing such as studs and joists making it among the best insulation for walls.
The benefits of using spray foam insulation for insulating walls. This is the ideal insulation for stub spacing and may include a radiant barrier blocking too. Thick r 13 fiber glass insulation with insulating sheathing. One of the most affordable types of insulation.
Achieving greater r values in attics. Helps to manage air flow throughout the home. Insulation ratings can be improved by adding more layers of insulation. Available either with or without paper or aluminum foil facing.
Thick r 15 or 3 in. Ceiling insulation must be much higher at r 30 and a raised floor must be at least r 13. This material is made from mineral fiber of processed fiberglass or rock wool. You can mix the type and material of insulation too.
For block walls interior insulation must meet or exceed r 7 8 and exterior insulation must be r 6. Residential requirements for insulation are divided by the location in the home. The ideal attic insulation r value is different than the ideal wall insulation r value. Spray foam insulation keeps heated or air conditioned air inside the home which means lower energy costs over the home s.
If not we highly recommend adding your own radiant barrier to batt and blanket insulation. Climate zone 1 consists of the following south florida counties. Broward collier hendry lee miami dade monroe and palm beach and require a minimum r 30 attic insulation.