Is A Reach Hood Required By Code In Colorado

A reach hood might not necessarily live a code requirement, simply it is a skillful idea to accept 1 inwards your kitchen, if yous have a reach, to vent out fume as well as odors from your cooker to the outside of your home.

While the International Residential Code (IRC) regulates electrical in addition to edifice codes, local codes replace the international code. Mostly, local codes inwards the the States comply amongst the IRC, but at that place are some exceptions (notably California), then ever bank check your local regulations for compliance earlier installing your reach hood.

The IRC too Colorado’sec local codes only require range hoods to live installed for non-Group R occupancies as well as domestic ranges used for commercial purposes. In all other instances, reach hoods are not a requirement, just if they are installed, they are regulated.

Range Hoods Not Required As Per IRC

According to the IRC, reach hoods are non mandatory.

However, if yous install a domestic reach hood, Section M1503 of the code applies.

Here are 5 reasons why it’second of import to accept a range hood, even though it’s non required by code.

This section of the IRC code regulates the installation, pattern, location, together with accepted ducting of all domestic cooking exhaust equipment. This department besides stipulates the exceptions to the regulations for open up-acme broiler exhausts, exhaust discharge, in addition to ducting materials.

Our handy lead, Is A Range Hood Required By Code In Ontario, explains the regulations too requirements inwards Canada.

Colorado Mechanical Code on Range Hoods

The Mechanical Code of Colorado, Section 505, states that all domestic cooking exhaust equipment must comply with all the requirements under this department. This section of the code complies alongside Section M1503 of the IRC.

The IRC regulations and The Mechanical Code Of Colorado should live used in conjunction with Section 904.13 of the International Fire Code.

Section 505.six states that alone non-Group R occupancies are required to have range hoods. Residential Group R occupancies alongside domestic cooktops, ranges, and open up-height broilers do non involve reach hoods.

Requirements if Range Hoods Are Installed

Here is a quick breakdown of the local regulations that are applicable if yous make install a range hood:

Section 505.ii Domestic Cooking Exhaust

Fans for overhead reach hoods in addition to downdraft exhaust equipment, as well as which are non integral with the cooking appliance, should be listed and labeled per UL507, as well as integral fans should comply with UL507.
For cooking appliances with integral downdraft exhaust equipment, UL858 or ANSI Z21.one employ.

UL507 is the Standard for Electric Fans in addition to UL858 is the Standard for Household Electric Ranges. Unfortunately, if yous want to read more than, y'all will accept to buy the standard.

Section 505.three Exhaust Ducts

Domestic cooking exhaust equipment must vent outdoors. The ducts should live galvanized steel, stainless steel, aluminum, or copper, accept polish inner walls, live airtight, and have a backdraft damper. The duct must be independent of all other exhaust systems.
Installations in Group I-1 together with I-two occupancies must comply amongst the IRC and the International Fire Code.
Specific together with detailed exceptions to this rule for Group I-i and I-2 are listed under this section.
Insulation is not required for the ducting, unless it passes through an ourdoor expanse.

image illustrating how range hood is vented and where backdraft damper should be placed

Section 505.iv Make Up Air Required

Exhaust hood systems that exhaust more than than 400 CFM (0.19 kⁱⁱⁱ/s) must be provided with make upward air at a charge per unit equal to the exhaust air rate. These systems must live equipped with a way of closure too automatically controlled to offset in addition to work simultaneously with the exhaust organization.

Section 505.5 Common Exhaust Systems For Domestic Kitchens Located In Multistory Structures

This section stipulates the blueprint together with installation of multistory duct systems when designed to convey exhaust from multiple domestic exhaust systems.
The IRC regulations utilize when installing this type of exhaust organisation. The Duct Construction Standards should live complied amongst along amongst Section 607.5.v of the Mechanical Code. These sections define the correct ducting as well as transfer openings.
The exhaust fan motor must be designed inwards accordance alongside Section 503.ii of the Mechanical code.

Domestic Ranges Used for Commercial Purposes

Section 507.1.ii governs the regulations on domestic cooking appliances used for commercial purposes.

The rule states that:

“domestic cooking appliances used for commercial purposes must have Type I or Type II hoods as required for the type of appliances together with processes inward accordance with Sections 507.2 too 507.three”.