Nfpa 211 exam study guide - Study guides, Class notes & Summaries

3 stages of wood combustion - Drying, pyrolysis, charcoal Combustion - Rapid oxidation of a substance, accompanied by the production of heat and light. Creosote - by-product of burning wood. Combustable deposit that originates as condensed wood smoke, tar, vapors and other organic compounds. Soot - soft black and brown Glazed Creosote - combustible and hard to remove Pyrolysis changes to creosote - changes the the tar-like appearance to shiny curly flakes or bubbly deposits 3 Factors...

The Official CSIA Exam Study Guide Questions with Verified Answers What is a corbel? masonry projecting upward and outward from a wall or chimney A cricket is designed to_________. redirect water and snow away from the chimney What is a wythe? A course of brick separating flues within a chimney When a round flue is used for the lining of a fireplace chimney the proper fireplace opening to flue size ratio should be? 12:1 Where unlined the smoke chamber walls shall be what thickne...

The Official CSIA Exam Study Guide What is a corbel? - masonry projecting upward and outward from a wall or chimney A cricket is designed to_________. - redirect water and snow away from the chimney What is a wythe? - A course of brick separating flues within a chimney When a round flue is used for the lining of a fireplace chimney the proper fireplace opening to flue size ratio should be? - 12:1 Where unlined the smoke chamber walls shall be what thickness? - 8" When the ope...