Attic Insulation Florida Code

Here s what you need to know about insulation requirements in florida.

Attic insulation florida code.

Find your zone on the map and then use the chart to determine the level of insulation you need to properly insulate your attic walls floors and crawlspaces. Exterior openings into the attic space of any building intended for human occupancy shall be protected to prevent the entry of birds squirrels rodents snakes and other similar creatures. Unvented attic code local codes based on irc 2009. Openings for ventilation having a least dimension of not less than 1 16 inch 1 6 mm and not more than 1 4 inch 6 4 mm shall be permitted.

Section r316 building thermal envelope code local codes. The main factors that impact the cost are. Most insulation you buy will have a sq ft number for easy reference. Section r806 4 local codes based on irc 2012.

Insulation in your walls floors and ceilings helps to keep your home cool in the summer and warm in the winter. Today we ll go over insulation for your attic and why it s essential to your florida home. When designing and building an unvented attic using spray foam insulation you need to take into account code related to. 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.

Insulation requirements in florida. Type and material of your insulation. Achieving greater r values in attics the higher the r value the better the thermal performance of the insulation. For block walls interior insulation must meet or exceed r 7 8 and exterior insulation must be r 6.

There are different insulation requirements and recommendations for different parts of your home. Typically current best home building practices indicate an r 30 to r 38 for attic insulation. Credit provided if testing shows less. Broward collier hendry lee miami dade monroe and palm beach and require a minimum r 30 attic insulation.

But the story doesn t end there. Interior insulation r 7 8. Climate zone 1 consists of the following south florida counties. The florida building code identifies two distinct climate zones.

Square footage of your attic. Neither the 2007 nor the 2010 florida energy code have a true prescriptive compliance method for commercial buildings because of the overall increase in code stringency. Section r806 5 spray foam code local codes based on irc 2009. Section r316 local codes based on irc 2012.

All florida insulation proper insulation levels for attic insulation in orlando maitland lake mary longwood gotha call 407 410 3626 for a free quote. Framed wall insulation must meet or exceed r 13. Residential requirements for insulation are divided by the location in the home. Contractor or insulation installer s fee.