How Many Hinges On A Fire Door

Fire regulations require fire doors to be fitted with 3 hinges which must be 4 inch fire certified hinges.

How many hinges on a fire door.

03330 112 112 shop by product. Referring to door height. A fire door is a door with a fire resistance rating sometimes referred to as a fire protection rating for closures used as part of a passive fire protection system to reduce the spread of fire and smoke between separate compartments of a structure and to enable safe egress from a building or structure or ship. But don t worry making this door self closing is as simple as changing two or three of the door s hinges or installing a door closer at the top of the door.

A fire door inspector should check several points depending on the fire door rating regarding the hinges. As a general rule you will want to use 1 hinge per every 30 inches of door or fraction thereof. A that they are suitable for the fire door and in good serviceable condition b that all correct size fixing screws are present and that the hinges are securely fixed to the door and frame and c that there are three or more hinges. 03330 112 112 call 24 7.

Doors up to 60 inches need 2 hinges. For example a steel hinge mortise or surface mounted on a fire door that is 3 feet wide and 7 feet high must be at least 4 1 2 inches high and 0 134 inches thick. For doors over 2200mm tall then four hinges can be used to prevent warping. Buy online collect in hundreds of stores in as little as 1 minute.

Free next day delivery available. The third hinge is centered between the top and bottom hinges. Call 24 7 on. Doors over 60 inches but not over 90 inches need to use 3 hinges.

Many products in our door hinge australia range can also be used on fire doors our stainless steel and steel heavy duty door hinges have a fire rating that complies with the australian standards as1905 part 1 1997 fire resistant doorsets. It s code in most areas that the entry door to an attached garage be fire rated and have self closing hinges. In north american building codes it along with fire dampers is often referred. 30 day money back guarantee.

This table should be consulted to determine the correct hinge for each fire door assembly. Doors with a security function need to have at least 3 hinges as this makes them more difficult to force. Download our general hardware pdf for detailed information on heavy duty door hinge technical. Many hinges per door.