Low profile fan models are available for ceilings that are lower than 8 feet from the floor. Most manufactures suggested to mount fans no closer than 6 8 from the ceiling and on high cathedral or vaulted ceilings no more than a 4 down rod with blades having 6 8 minimum clearance from all obstructions keeping the fan blades no closer to the floor than 80.
Wiring For A Ceiling Exhaust Fan Electrical Wiring
Ceiling fan code requirements. Nfpa 13 covers this from what i could find but i dont have a copy of it. According to californias building code 12082 all habitable areas of a property including corridors shall be at least 7 feet 6. Ceiling paddle fans exceeding 35 lb. I believe its 24 clearance from the sprinkler horizontally and 18 vertically. The national electric code requires that all fans 35 pounds and over must be supported with an outlet box or outlet box system that is listed for ceiling fan support. Also fan blades should be at least 18 inches from walls.
Youd have a giant fan but youd be within code. The second paragraph of sec. Or greater or by mechanical means a bathroom vent fan 20 continuous or 50 cfm intermittent vented to the building exterior. The model building codes adopted by most jurisdictions typically require bathroom ventilation to be provided either by an operable window 3 sq. Ceiling paddle fans not in excess of 35 lb. For commercial ceiling fans usually having three blades no part of the fan blades should be closer than 10 feet from the floor in order to prevent inadvertent contact with the blades.
Join the 1 electrician forum today its totally free. Minimum ceiling height requirements for ceiling fan. So if the blades of the fan are 18 below the sprinkler and the motor is 24 away. 31427 c states where spare separately switched ungrounded conductors are provided to a ceiling mounted outlet box in a location acceptable for a ceiling suspended paddle fan in one family two family or multifamily dwellings the outlet box or outlet box system shall be listed for sole support of a ceiling suspended paddle fan. The manufacturer must have. Can be supported directly to an outlet box that is identified for this purpose 42218 a.
Ceilings higher ceilings allow for more efficient ventilation. Well theres no specific building code requirement for the bathroom vent location exhaust fan installation. Must be supported independently of the outlet box unless the box is listed to support the weight of the fan 42218 b. You can have it almost anywhere on the ceiling or wall floors are forbidden due to possibility of vent flooding. Bathroom ventilation requirements summary. I have a customer that badly wants a ceiling fan but the ceiling height is 76 can one be mounted flush without a light kit.
Gallery of Ceiling Fan Code Requirements
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