Updated: March 25, 2023

Gas Stove Venting Requirements-Ultimate Guide

Written by:
Timothy Spencer
Edited by:
Brian Dean
Fact-Checked by:
Josh Reynolds
Table Of Contents
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A gas stove is a popular choice among many households because of its efficiency, convenience, and affordability. However, with the benefits of using a gas stove come some safety concerns. One such concern is proper ventilation. Gas stoves emit combustion byproducts like carbon monoxide and nitrogen dioxide that need to be properly vented out of the home to prevent health hazards. In this blog, we will discuss gas stove venting requirements, why they are important, and regulations governing gas stove venting in the US.

When To Use The Gas Stove Vent:

The gas stove vent is used to remove harmful gases, fumes, and smoke from the kitchen. The vent system consists of a hood or exhaust fan, ductwork, and an exterior vent. The hood is installed over the stove to capture the smoke and fumes while cooking. The ductwork carries the fumes to the exterior vent, where they are expelled outside. The gas stove vent should be used whenever you are cooking with gas to avoid the buildup of harmful gases and fumes.

Venting With Gas Ranges:

Gas ranges produce more heat than electric ranges, which can create more fumes and smoke. It is important to ensure proper ventilation to avoid the accumulation of harmful gases in the kitchen. Installing a hood or exhaust fan over the gas range is the most effective way to remove fumes and smoke from the kitchen.

Gas Ranges And Carbon Monoxide:

Carbon monoxide is a dangerous gas that can be produced by gas ranges. Carbon monoxide is a colorless, odorless gas that can cause severe health problems, including death, if inhaled in high concentrations. Gas ranges produce carbon monoxide as a byproduct of combustion. Proper ventilation is crucial to prevent the accumulation of carbon monoxide in the home.

U.S. Requirements for Gas Range Venting:

The US Consumer Product Safety Commission (CPSC) recommends that all gas ranges be vented to the outside. The International Residential Code (IRC) requires a minimum airflow rate of 100 cubic feet per minute (CFM) for kitchen ventilation systems. However, specific regulations governing gas stove venting vary from state to state.

Gas Range Venting Requirements in Colorado:

In Colorado, the International Mechanical Code (IMC) governs gas stove venting requirements. The IMC requires that gas ranges be vented to the outside with a minimum airflow rate of 100 CFM. The exhaust fan must be located at least 18 inches above the cooktop and should be operated during cooking and for 15 minutes after cooking.

Gas Range Venting Requirements in California:

In California, the Title 24 Energy Standards govern gas stove venting requirements. Title 24 requires that all new residential construction have a kitchen ventilation system with a minimum airflow rate of 100 CFM. The ventilation system must be installed in accordance with the manufacturer's instructions and comply with local building codes.

Is it safe to have a gas stove without a vent?

It is not safe to have a gas stove without a vent. Gas stoves produce harmful gases and fumes that need to be vented to the outside to prevent health hazards. Exposure to carbon monoxide can cause severe health problems, including death, if inhaled in high concentrations.

Why does a gas range not need to be vented?

A gas range needs to be vented to remove harmful gases and fumes from the kitchen. However, some gas ranges are equipped with a self-ventilation system that uses a fan to remove smoke and fumes from the cooktop. These self-ventilating ranges do not require a separate venting system.

Do you need an exhaust fan for a gas stove?

Yes, an exhaust fan is required for a gas stove to remove harmful gases and fumes from the kitchen. The exhaust fan should be installed over the gas stove to capture smoke and fumes while cooking. The fan then carries the fumes to the outside through ductwork and an exterior vent. The exhaust fan helps to maintain a safe and healthy indoor environment by removing harmful gases and pollutants from the kitchen.

How much CFM do you need to vent a gas range?

The International Residential Code (IRC) requires a minimum airflow rate of 100 cubic feet per minute (CFM) for kitchen ventilation systems to vent a gas range properly.

Can I use a ductless range hood with my gas range?

While a ductless range hood can be used with a gas range, it is not recommended. A ductless range hood recirculates air back into the kitchen, which does not effectively remove harmful gases and fumes. It is best to use a ducted range hood that exhausts air to the outside.

Can I use a downdraft range hood with my gas range?

Yes, a downdraft range hood can be used with a gas range. However, it is not the most effective option since downdraft systems pull fumes and smoke down, which can interfere with cooking and result in poor ventilation.

Do I need a makeup air kit in a kitchen with a gas range?

A makeup air kit may be required in a kitchen with a gas range, depending on the ventilation system's airflow rate and the home's energy efficiency. A makeup air kit provides replacement air to balance the air pressure in the home, ensuring that the range hood can effectively remove harmful gases and fumes.

How high do I install my range hood over a gas range?

The range hood should be installed at a minimum height of 24 inches above the gas range cooktop to ensure effective ventilation. The range hood's exact height may vary depending on the manufacturer's specifications and local building codes.

Do gas ranges give off carbon monoxide?

Yes, gas ranges can give off carbon monoxide (CO) as a byproduct of combustion. Proper ventilation is necessary to prevent the accumulation of CO, which can be harmful or even fatal if inhaled in high concentrations.

Bottom Line

Proper ventilation is essential when using a gas stove to prevent the accumulation of harmful gases and fumes. Regulations governing gas stove venting vary from state to state, but the US Consumer Product Safety Commission recommends that all gas ranges be vented to the outside. A kitchen ventilation system with a minimum airflow rate of 100 CFM is typically required for gas stove venting. It is important to ensure that your gas stove is properly vented to avoid health hazards associated with carbon monoxide exposure. Installing an exhaust fan or hood over the gas stove is the most effective way to remove fumes and smoke from the kitchen.

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This article has been drafted by Team BurnEssa. This said team comprises of experts in their relevant fields having sole objective of providing a solution based on facts and figures. We are also running a local store with regard to providing certified services of Gas Cooktop repair & installation. So the advices we provide in this forum are legitimate and genuine to the extent of our best knowledge, experiences and expertise. You can join us on our social media platforms to contribute in helping others.
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