Part of Lesson Plan: Full Scale Model of Home Students Live In - exterior and roof covering 4 of 4

Activity Overview / Details

Classification and types of roofing material- Students are to enter into their portfolio the information presented on the White Board/lcd Screen

Class A- is the most fire resistant , it has a two to four hour rating.  This roofing material is Clay, Concrete, Slate or Tile Shingles. Composition Shingles may be rated A if they are composed of fiberglass.

Class B- has a fire rating of one hour. This is minimum Uniform Building Code . This material is Composition Shingles, Wooden Shake or Shingle that is prepared with a fire retardant chemical

Class C- has a 20 minute fire rating. This roofing material is wooden Shake or Shingle that is not treated with a fire retardant chemical.