Gas Fireplace Surround Code Requirements

The National Fire Code dictates that any combustible material eg wood mantel or similar trim must be at least six inches from the firebox opening. Gas Line Installation This gas appliance should be installed by a qualified installer in accordance withlocal building codes and with current CANCGA - B1491 or2 installation codes forGas Burning appliances and equipment in Canada and the National Fuel Gas CodeANSI Z223 in the USA.

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Essentially side walls should be brick or stone and a minimum 200mm thick whilst the rear wall should be 200mm thick or 100mm if back-to-back fireplaces.

Gas fireplace surround code requirements. Hearth floor minimum 20 forward of firebox and 8 minimum out from sides of firebox. Masonry fireplaces require at least 2 inches 51 mm of space between the front and sides of a fireplace and any combustible material and at least 4 inches 102 mm between the back of the fireplace and any combustible material. The minimum required bearing length on each end of the fireplace opening shall be 4 inches 102 mm.

From the firebox a reasonable approach is to use the smallest projection that will allow adequate support of appliances in the entertainment center. If you do have combustible materials in or around your builders opening then there are building regulations. Gas fireplaces are considered gas appliances not true fireplaces.

The fireplace throat or damper shall be located not less than 8 inches 203 mm above the lintel. Reinforced to carry its own weight and all imposed loads. Masonry over a fireplace opening shall be supported by a lintel of noncombustible material.

12 fireplace opening 6 square foot. P36 P36E Gas Fireplace Vent must be supported at offsets. There is an exception to the rule Exception 1 of Section R100111.

National Standard Building Code If decorative surround materials are combustible all elements of the surround must be a distance of at least 6 inches from the firebox opening. 16 fireplace opening 6 square foot. These regulations can be found here.

8 fireplace opening 6 square foot. Fireplace Surround Regulations For safety purposes surrounds made from combustible materials must not be located too close to the opening of a fireplace firebox. Although the code is silent about what projection is permitted beyond 12 in.

The Surround National Fire Code. From the fireplace opening if projecting more than 1-12 in. Maintain clearances to combustibles.

The minimum required bearing length on each end of the fireplace opening shall be 4 inches 102 mm. What is Code For Fireplace Surrounds. The fireplace throat or damper shall be located not less than 8.

The two national codes for fireplace surrounds have slightly different safety requirements. Thickness of wall of firebox. The simple answer is that clearances are set by local building code which is enforced by your local building department.

Hearth extension front of opening C. 1 Footings for masonry and concrete fireplaces shall conform to Section 915. Must use optional rigid pipe adaptor when using rigid vent systems Part 510-994.

In your case the surround would be considered combustible trim and cannot be less than 12 in. Call them and ask to speak with a building inspector. There are National Fire Codes that require all flammable materials to be at least 6 from the fireplace opening and depending on the overhang and material of the mantel that distance could be more.

Zero-Clearance Manufactured Fireplace Information. The fireplace throat or damper shall be located a minimum of 8 inches 203 mm above the lintel. But if your locality doesnt have a fire safety code that spells out fireplace regulations follow those developed for the National Standard Building Code or the National Fire Code.

An additional inch of clearance is needed for every 18 inch the combustible material or trim protrudes. 20 fireplace opening 6 square foot. As such they are not regulated by the same safety codes as wood-burning fireplaces and each model has its own requirements.

Firestops are required at each floor level and whenever passing through a wall. These codes state that for every 18 inch of protruding combustible material you must add an additional inch of clearance. The minimum required bearing length on each end of the fireplace opening shall be 4 inches 102 mm.

All combustible material must be at least 6 inches from the opening of the firebox. 1 Every solid fuel-fired fireplace including factory-built fireplaces shall have a supply of combustion air from outdoors in accordance with sentences 2 to 7. How far the surround sticks out away from the face of the fireplace will also impact on the clearances needed to combustible materials.

Some gas fireplaces are built with zero-clearance fireboxes meaning you can put combustible materials right up to the sides front and bottom. There are wall thickness requirements and these can be found in ADJ Document J of the building regulations. Heshe can tell you minimum clearances over the phone.

RIGID PIPE VENTING ARRANGEMENTS VERTICAL TERMINATIONS. Masonry over a fireplace opening shall be supported by a lintel of noncombustible material.

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