How Many Hinges On A Fire Door

Doors up to 60 inches need 2 hinges.

How many hinges on a fire door.

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. Many hinges per door. As a general rule you will want to use 1 hinge per every 30 inches of door or fraction thereof. Free next day delivery available.

30 day money back guarantee. 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. A fire door inspector should check several points depending on the fire door rating regarding the hinges. Call 24 7 on.

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. Doors with a security function need to have at least 3 hinges as this makes them more difficult to force. If you re using hinges that are smaller than 4 inches use one spring hinge on doors.

Fire regulations require fire doors to be fitted with 3 hinges which must be 4 inch fire certified hinges. Referring to door height. The third hinge is centered between the top and bottom hinges. Refer to the specifications that came with your hinges to determine how many spring hinges you need.

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. Download our general hardware pdf for detailed information on heavy duty door hinge technical. Doors over 60 inches but not over 90 inches need to use 3 hinges. In north american building codes it along with fire dampers is often referred.

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 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 shop by product. The purpose is to keep a garage fire from spreading to the house.