Csia Certification 2025/2026| Real Exam Questions| Complete Questions And Answers Verified

Terms in this set (157) Draft is measured by... inches in water column Definition of Draft Difference of pressure INSIDE and OUTSIDE the venting system Easiest solution to "back puffing" stove? Give it more air What has the greatest effect on FLOW? Size of venting system passageway A masonry chimney is required by what to have a cleanout if the flue previously vented a solid or liquid fuel appliance? NFPA 54 (National Fuel Gas Code) High efficiency gas + oil appliances generate a lot of____ which can____ water vapor, deteriorate a chimney quickly Info on use and installation of gas appliance draft hoods can be found where? National Fuel Gas Code Category II, III, and IV appliance venting requirements can be found... in the installation instructions Glazed creosote results slow smoldering 19/06/2025, 17:29 CSIA Certification test 2025 /csia-certification-TEST 2025 2/ 18 from 3 things... fire, too many elbows, improperly sized vent 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 embedded in mortar? prevent leaks Baffle location and purpose? Located between the firebox and flue collar. Purpose is to complete better combustion What does the barometric draft regulator do? Prevents excessive draft Smoke chamber height SHALL NOT be greater than the ______ of the fireplace fire chamber. Inside width Combustion needs... Heat, Oxygen, and Fuel 19/06/2025, 17:29 CSIA Certification test 2025 /csia-certification-TEST 2025 3/ 18 Nominal dimensions can vary by how much? Nominal dimensions vary by 1/2" What is combustion? The rapid oxidation of fuel producing heat and light. Parging the smoke chamber improves FLOW by... Reducing turbulence, and eliminating corbeling Connector dampers should not block greater than ___% of the connector when closed. 80% Heat reclaimer / extractor Fits inline with connector, and is NOT to be used with wood burning What inspection level determines if a wall pass-through is installed properly? Level 2 Hearth stove should only be connected to... A properly built masonry fireplace What problems are created when mortar joints between flue tiles are not smoothed? May create turbulence and increased residence time of exhaust. 3 Positive aspects of Cast in-Place liners 1. adds structural integrity to chimney 2. resists corrosive deposits 3. able to support any fuel or appliance when sized properly What never to do to a blocked passage in a chimney? Never pound from above with a weight. (Might block so bad opening a wall is necessary to remove buildup) True or false: A flat wire brush is hardest to reverse because of size True