Combustion equipment, such as gas-fired furnaces and water heaters, should not be located in a conditioned attic unless it is in a separate space that is sealed off from the rest of the conditioned spaces of the house.

Question

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Combustion equipment requires adequate ventilation and clearance from combustible materials. Placing such equipment in a conditioned attic without a separate, sealed space could lead to insufficient air for combustion and increased risk of fire or carbon monoxide poisoning.

Combustion Equipment, Such as Gas-Fired Furnaces and Water Heaters, Should