CSIA

What is the minimum thickness of a wythe - 4 inches nominal chimney liners are listed to what standard - UL 1777 NFPA 211 recommends annual cleaning of chimneys fireplaces and vents - False The horizontal length of a single wall connector to a natural drat chimney or vent serving a single appliance shall be not more than ______ of the height of the vertical height of the chimney - 75 % The effective area of a connector for a single appliance shall be ______ the area of the appliance flue ...

according to the US bureau of labor statistics, what percentage of growth is the available job outlook supposed to reach by the end of the decade - 18 what information security position reports to the ciso and supervises technicians, administrators, and security staff? - manager Which position below is considered an entry-level position for a person who has the necessary technical skills? - security technician what country is now the number one source of attack traffic? - Indonesia What ki...

The purpose of a security incident debrief is all of the following EXCEPT: The Answer Is :- Review of log files The primary impact of a pandemic on an organization is: The Answer Is :- Long periods of employee absenteeism that impact the organization's ability to provide services In what phase of a business continuity plan does a company proceed when it is ready to move back into its original site or a new site? The Answer Is :- Reconstitution phase The process of erasing magnetic media th...

What is "pyrolysis"? - The chemical alteration of wood as a result of the application of heat Perfect combustion results in: - Only Co2 and water vapor Creosote formation: - Tar fog or droplets of liquids condense in the venting system Residence time - length of time smoke remains in the chimney Magnetic thermometers only display about __% of actual flue temp - 50% Creosote should be removed because... - Fire risk, corrosive to steel, connectors, and mortar Why should flashing be embedd...

What is a wythe? Answer Is: 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? Answer Is: 12:1 Where unlined the smoke chamber walls shall be what thickness? Answer Is: 8" When the opening of the fireplace is 6 square feet the extension of the hearth should be __________ ? Answer Is: 20 inches The inner surfaces of the smoke chamber shall not be inclined more than 45 d...

NFPA 211, Chapter 1, categorizes chimneys and vents according to: 1) the appliances they serve and 2) their maximum continuous flue gas temperature. The class of service is based on a maximum, continuous, appliance-outlet, flue gas temperature of not greater than a. 1000*F b. 2000*F c. 500*F ANS : a The B-Vents are a listed venting system usually made of metal pipe with an aluminum inner wall. They are usually a double-wall pipe with an air space. They are used for venting listed gas appl...