6.6005.2 Kitchen Range

Topic: 
Exhaust
Subtopic: 
Appliance Exhaust Vents
Desired Outcome: 
Kitchen range fan installed to specification
Note: 
The authority having jurisdiction may require that a licensed professional perform certain tasks outlined in this detail.
TitleSpecification(s)Objective(s)
6.6005.2a
Wiring

Wiring will be installed in accordance with local regulations or the IRC IRC International Residential Code in the absence of such regulations or where those regulations are not as stringent as the IRC IRC International Residential Code

Wiring will be installed in accordance with original equipment manufacturer specifications and local and national electrical and mechanical codes

Prevent an electrical hazard

6.6005.2b
Fan venting

Kitchen range fans will be vented to the outdoors

Recirculating fans will not be used as a ventilating device

Remove cooking contaminants from the house

Preserve integrity of building envelope Envelope The separation between the interior and exterior environments of a building that includes a combination of air and thermal barrier

6.6005.2c
Fan ducting

Kitchen range fans will be ducted to the outdoors

As short a run as practical of smooth wall metal duct will be used, following manufacturer specifications

Ducting will be connected and sealed as follows:

  • Metal-to-metal will be fastened with a minimum of three equally spaced screws
  • Other metal-to-metal connections will be securely fastened and sealed with welds, gaskets, mastics (adhesives), mastic-plus-embedded-fabric systems, or tapes
  • For down-draft exhaust systems, PVC-to-PVC materials will be fastened with approved PVC cement
  • Other specialized duct fittings will be fastened in accordance with manufacturer specifications
  • In addition to mechanical fasteners, duct connections will be sealed with UL UL Underwriters Laboratories 181B or 181B-M listed material

Preserve integrity of building envelope Envelope The separation between the interior and exterior environments of a building that includes a combination of air and thermal barrier

Effectively move air from range to outside

6.6005.2d
Termination fitting

Termination fitting will be installed including a backdraft damper Backdraft damper A damper that allows air to flow in only one direction , as described in termination fitting detail

Ensure safe operation of combustion appliances

Ensure occupant health and safety

6.6005.2e
Make-up air

If natural draft combustion appliances are present and if worst-case CAZ CAZ Combustion appliance zone and/or other performance based testing is conducted and indicates a need for make-up air, make-up air will be provided in accordance with the current version of ASHRAE ASHRAE American Society of Heating, Refrigerating and Air-Conditioning Engineers, www.ashrae.org 62.2 and in compliance with the authority having jurisdiction.  

If  natural draft combustion appliances are present and if no performance based testing is conducted, make-up air will be provided prescriptively in accordance with the current version of ASHRAE ASHRAE American Society of Heating, Refrigerating and Air-Conditioning Engineers, www.ashrae.org 62.2 and in compliance with the authority having jurisdiction.

Ensure safe operation of combustion appliances

Ensure occupant health and safety

6.6005.2f
Combustion safety

Pressure effects caused by fans will be assessed and corrected when found outside of combustion safety standards

Ensure safe operation of combustion appliances

Ensure occupant health and safety

6.6005.2g
Occupant education

Occupant will be instructed to keep grease filters and termination fitting clean

Effectively move air from kitchen range to outdoors

TitleSpecification(s)Objective(s)
6.6005.2a
Wiring

Wiring will be installed in accordance with local regulations or the IRC IRC International Residential Code in the absence of such regulations or where those regulations are not as stringent as the IRC IRC International Residential Code

Wiring will be installed in accordance with original equipment manufacturer specifications, and local and national electrical and mechanical codes

Wiring will be installed by a licensed electrician

Prevent an electrical hazard

6.6005.2b
Fan venting

Kitchen range fans will be vented to the outdoors

Recirculating fans will not be used as a ventilating device

Remove cooking contaminants from the house

Preserve integrity of building envelope Envelope The separation between the interior and exterior environments of a building that includes a combination of air and thermal barrier

6.6005.2c
Fan ducting

Kitchen range fans will be ducted to the outdoors

As short a run as practical of smooth wall metal duct will be used, following manufacturer specifications

Ducting will be connected and sealed as follows:

  • Metal-to-metal connections will be fastened with a minimum of three equally spaced screws
  • Other metal-to-metal connections will be securely fastened and sealed with welds, gaskets, mastics (adhesives), mastic-plus-embedded-fabric systems, or tapes
  • For down-draft exhaust systems, PVC-to-PVC connections will be fastened with approved PVC cement
  • Other specialized duct fittings will be fastened in accordance with manufacturer specifications
  • In addition to mechanical fasteners, duct connections will be sealed with UL UL Underwriters Laboratories 181B or 181B-M listed material

Preserve integrity of building envelope Envelope The separation between the interior and exterior environments of a building that includes a combination of air and thermal barrier

Effectively move air from range to outside

6.6005.2d
Termination fitting

Termination fitting will be installed including a backdraft damper Backdraft damper A damper that allows air to flow in only one direction , as described in termination fitting detail

Ensure safe operation of combustion appliances

Ensure occupant health and safety

6.6005.2e
Makeup air

Makeup air will be provided for kitchen range fans exhausting more than 200 CFM CFM Cubic feet per minute

Ensure safe operation of combustion appliances

Ensure occupant health and safety

6.6005.2f
Combustion safety

Pressure effects caused by fans will be assessed and corrected when found outside of combustion safety standards

Ensure safe operation of combustion appliances

Ensure occupant health and safety

6.6005.2g
Occupant education

Occupant will be instructed to keep grease filters and termination fitting clean

Effectively move air from kitchen range to outdoors