Roof Mounted Exhaust Fan Installation Detail

Minimum exhaust velocity in the duct should be 500 fpm in ac cordance with nfpa 96.

Roof mounted exhaust fan installation detail.

They can quickly remove a larger volume of hot and or humid air from your attic compared to static ventilation which helps save money on your heating and cooling. If the fan is installed on a surface that is not level install the fan. Wall bottom title fan frame seccure fan motor mount blades blocking frame to wire guard motor mount building wall exhaust air duct duct collar connection neoprene pad concrete base roof slab flexible top of parapet see architectural drawing for roof construction and flashing counterflashing for fan details and other. Greenheck is the leading supplier of air movement control and conditioning equipment including fans.

Some means for collection such as an exhaust fan grease box must be provided. Since hot air rises to the ceiling or the highest point of a structure it makes sense that having exhaust fans mounted on the roof will work best. It can be placed directly under the exhaust fan trough or an adapter and pipe can be used to carry the water and. You will find our fans in every type of commercial institutional and industrial buildings.

Belt driven exhaust fans handle large volumes of air at low static pressures. Find details of companies offering roof exhaust fan at best price. A grease pipe is usually positioned towards the roof slope to provide single point drainage of water and residue. They run more quietly and allow greater control over fans speeds than direct drive exhaust fans.

Ensure the fan discharge is a minimum 40 inches above the roof the roof surface and a minimum of 10 foot from any building air intake in order to comply with nfpa 96. Master flow egv5 gable mount attic ventilators are master flow egv5 gable mount attic ventilators are a great choice for exhaust ventilation. 6 roof mounted exhaust fan accessories. Direct drive exhaust fans have their motor mounted on the fan shaft so they are more compact and have fewer moving.

Exhaust fans mount through a cutout in a roof or wall. The roof or rooftop exhaust fan is the most efficient way to rid a building or facility of overheated air issues.