Over 80 of food industry facilities have roof deterioration due to exhaust fan discharge.
Grease kitchen exhaust duct on roof.
Action duct is certified by the international kitchen exhaust cleaning association ikeca.
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.
Ikeca members are committed to a thorough cleaning of the entire exhaust system from the hood in the kitchen to the fan on the roof.
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.
Exhaust fan grease traps 1.
Back to the code.
Grease duct installed outside of the building shall be protected against accidental damage or vandalism.
However there are certain situations that call for extra roof maintenance such as roof systems that house grease emitting exhaust fans.
Cut the hole for the duct attach it then install the roof cap.
Improper grease exhaust cleaning can pose extreme risks as described in this article by catersource.
Screw the ductwork together with 1 4 in.
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While not part of the code an exhaust system must be cleaned to remove combustable grease.
The reason that kitchen exhaust ducts are prohibited from passing through fire walls is.
Driploc rooftop 360 grease containment system.
If that duct is away from the building how far would be comfortble leaning over the edge of the building.
A fan is to be hinged so the fan and duct can be cleaned of the grease.
The grease and oil released from roof top kitchen exhaust fans is detrimental to almost any roof membrane.
Our comprehensive line of durable exhaust fans will help you complete a fully integrated low maintenance ventilation system that simply works.
Support vertically installed grease duct from the building structure using rigid structural supports.
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.
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.
This creates a deadly fire hazard and liability for your business.
Grease duct to the type 1 hood and exhaust fan.
Now think about doing that at 2 00 am ice on the roof.
Show the exhaust fan termination to be a minimum 40 inches above the roof.
Sheet metal screws and seal the seams with aluminum faced duct tape not regular cloth backed duct tape.
Show the grease duct exhaust fan to be a minimum 10 foot above grade.
1 you cannot provide a damper in a kitchen exhaust system due to the operating temperatures.