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HVAC Gas Heat Certification Exam Prep (New 2024/ 2025 Update) Questions and Verified Answers 100% Correct | A Grade
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HVAC Gas Heat Certification Exam Prep (New 2024/ 2025 Update) Questions and Verified Answers 100% Correct | A Grade QUESTION Describe the difference between a single-rod (local sensing ) and dual-rod (remote sensing system as the pertain to flame rectification. Answer: Flame re...
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