2 fireplace inserts and hearth mounted stoves vented through the throat of a fireplace described in sentence 1 may be installed in existing fireplaces only if a minimum thickness of 190 mm of solid masonry is provided between the smoke chamber and any existing combustiblematerials unless the insert is listed for lesser clearances.
Gas fireplace venting requirements ontario.
Distance required usa 2.
Free standing gas fireplaces typically resemble some of the new wood burning stoves.
Vent pipe for a direct gas fireplace is unique.
This type of gas fireplace can be installed inside the house envelope even against an outside wall.
According to the residential cost handbook a gas fireplace has the potential to add an average of 5 900 to the value of a home.
Vent free hearth products can be installed without venting up a chimney or to the exterior of the house.
On august 1 2007 the technical standards safety authority tssa adopted new national code requirements regarding the installation of plastic venting systems for gas burning appliances such as water heaters boilers and furnaces.
Direct vent gas fireplaces come in many designs ranging from traditional to modern.
Natural draft venting power venting and direct venting.
Many of the gas fireplaces sold today evacuate combustion products using a vertical chimney gas vent which takes advantage of the natural draft caused by the temperature of the flame hot air rises.
1 combustible material shall not be placed on or near the face of a fireplace within 150 mm of the fireplace opening except that where the combustibl e material projects more than 38 mm out from the face of the fireplace above the opening such material shall be at least 300 mm above the top of the opening.
Direct vent gas fireplace exhaust termination item clearance distance.
These units have a draft hood.
Distance required canada 1.
Minimum clearance distance requirements for the exterior vent termination of a gas fireplace heater 8.
And in addition to creating warmth and ambiance while you live there a gas fireplace can add value to your home.
The manufacturer s instructions must be followed carefully to ensure proper clearances from combustibles and that approved venting materials are used.
When the vent is withdrawing air from the house it expels the gas outside through the vent.
Here are some of the venting types.
84 2 1m 3 note 5.
It typically has a 1 inch clearance when it is run vertically but when it is run horizontally the clearance requirements vary.
Class a chimney usually has a 2 inch clearance to combustibles and a type b gas vent normally has 1 inch clearance.
Also known as the type b this vent is operating on the natural air convection.
Clearance above paved sidewalk or a paved driveway located on public property.