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G2 Gas Technician Module 21 Revised Exam Questions and answers with 100% Complete Solutions | verified &updated 2024
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G2 Gas Technician Module 21 Revised Exam Questions and answers with 100% Complete Solutions | verified &updated 2024 What type of vent is used on a wall furnace? - BW Venting What temperature does a low-intensity infrared heater fire at? where are they used? - 1200 F and are used in factories and...
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