Fire Door Hinge Spacing

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Fire door hinge spacing. When a door starts to sag and hang crooked it always does so from the top so the upper part of the doorknob side is where it will start to catch. A table within nfpa 80 includes a lot of important information about hinges for fire door assemblies. Spring loaded self closing hinges and concealed perko door closers with chains might also be in evidence. 1 3 4 doors 4 1 2 hinges hinge location chart.

However manufacturers do periodically revise their hinge and strike spacing therefore the sdi strongly. Fire door hinges in stock at the best price online. Dimensions listed are valid at time of publication. The relevant grades given are based on 3 hinges being fitted to the door as illustrated in figure 1 of the hinge spacing code of practice.

Spacing b strike c e 3 1 3 1 hinge frame door 1 f 11 g 1 3 4 1 4 1 hinge frame door h f j g 1 34 5 4 1 or 5 5 hinge frame door h f j g 1 34 ceco door note. The total hinge grade range is from 1 to 14 for doors and windows within the summary classification table of bs en 1935 2002 the above table covers the classification for door hinge range only. Because of the weight of a fire door and to prevent it warping fire doors are usually fitted with three fire door hinges. 7 8 2017 9 54 05 pm.

Various types of hinges are referenced in annex a of nfpa 80 including 5 3 and 2 knuckle hinges full mortise half mortise full surface and half surface hinges and spring hinges wide throw raised barrel and swing clear designs. This particular method allows the reswaging to be accomplished while the door remains in the opening and the hinge leaves remain on the door and frame. High quality fire door hinges available with next day delivery for the trade.