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3 Cards in this Set
- Front
- Back
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What is the maximum length of a combustion air? |
50 feet |
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How high should an opening be in a mechanical room with no draft control device? |
No lower than 6" , no higher than 18" |
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Where should a combustion air intake terminate? |
Within one foot above, and two feet horizontal from the burner level of the appliance having the largest input rating |
