Grease Kitchen Exhaust Duct On Roof

However there are certain situations that call for extra roof maintenance such as roof systems that house grease emitting exhaust fans.

Grease kitchen exhaust duct on roof.

Sheet metal screws and seal the seams with aluminum faced duct tape not regular cloth backed duct tape. Driploc rooftop 360 grease containment system. Screw the ductwork together with 1 4 in. The grease and oil released from roof top kitchen exhaust fans is detrimental to almost any roof membrane.

If that duct is away from the building how far would be comfortble leaning over the edge of the building. This creates a deadly fire hazard and liability for your business. Fats oils and grease are discharged from your upblast hood exhaust fan and collects on your roof. Commercial kitchen exhaust fans for a complete ventilation system that keeps your entire building comfortable and balanced look to accurex.

While not part of the code an exhaust system must be cleaned to remove combustable grease. Improper grease exhaust cleaning can pose extreme risks as described in this article by catersource. View all grease duct access doors ductmate grease duct access doors flame gard grease duct access doors omni grease duct access doors general air duct access doors access door accessories. Exhaust fan grease traps 1.

If you live in an area where frost occurs add an insulated duct sleeve to the portion of pipe in the attic. 1 you cannot provide a damper in a kitchen exhaust system due to the operating temperatures. Support vertically installed grease duct from the building structure using rigid structural supports. Back to the code.

Also since your business can be held responsible for polluted storm water systems and grease runoff rooftop grease containment is something you need to control. Show the exhaust fan termination to be a minimum 40 inches above the roof. Cut the hole for the duct attach it then install the roof cap. Action duct is certified by the international kitchen exhaust cleaning association ikeca.

Grease duct to the type 1 hood and exhaust fan. If you have a commercial cooking operation rooftop grease damage is something that needs to be dealt with. Grease duct installed outside of the building shall be protected against accidental damage or vandalism. Finally install the hood.

The reason that kitchen exhaust ducts are prohibited from passing through fire walls is. Over 80 of food industry facilities have roof deterioration due to exhaust fan discharge. Verify that the location will not be a public nuisance or create problems in general due to the location direction or nature of the exhaust. A fan is to be hinged so the fan and duct can be cleaned of the grease.

Show the grease duct exhaust fan to be a minimum 10 foot above grade. Therefore if the duct is compromised for whatever reason a passage for fire extension from one side of the wall to the other is created.