Flat Roof Insulation Florida

A flat ceiling will have the same area as the floor footprint.

Flat roof insulation florida. You can expect to pay about 55 100 sq ft. We recommend having at least 20 r value worth of material for optimal energy efficiency. State only fl florida 2014 florida building code energy conservation 1 r 20. Today we ll go over insulation for your attic and why it s essential to your florida home.

State applicable energy ashrae zone minimum r value state local ms mississippi ashrae 90 1 2010 2 r 20 3 r 20 state. There are different insulation requirements and recommendations for different parts of your home. Foam control plus flat roof insulation. Flat roof insulation is unfaced polustyrene and is suitable for use with loosely laid single ply membranes.

For a 1 inch board equivalent of 6 r value. But the story doesn t end there. Insulation in your walls floors and ceilings helps to keep your home cool in the summer and warm in the winter. Sealing bypasses bypasses are anywhere that there is a break in the insulation.

This approach is permitted in the florida building code and requires certain conditions are met regarding insulation air permeability and the attic s air barrier. For block walls interior insulation must meet or exceed r 7 8 and exterior insulation must be r 6. Roof is 5 000 to 11 500 with most homeowners paying around 7 500 for the project. Minimum insulation r value requirements non residential above roof deck.

If building a new home you may consider installing insulation on the underside of the roof decking and sealing the attic space creating an unvented attic. It is top quality and the most cost effective product for your flat roof. Although florida s energy code has been in effect statewide since 1979 it is now based on the. The most common type of flat roof material in the u s.

The average range for a 1 500 sq ft. While expensive the best insulation is polyiso rigid foam. This is the baseline ceiling. Flat roof insulation is also used with conventional bur and mechanically or adhesively attached single ply and modified bitumen membranes when field applied cover boards are used.

Interior insulation r 7 8. Is polyvinyl chloride pvc single ply membrane which costs between 350 750 a square 100 sq ft on average.