Fire Door Hinge Size

Maximum doors size for fire ratings is influenced by but not limited to the following items.

Fire door hinge size.

Steel gage of the door example. 95 14 98 count 32 25 32 25. Hinge outlet spring self closing hinges 4 inch square with 5 8 inch bright brass adjustable door closing 2 pack 4 7 out of 5 stars 10 29 95 29. Spring hinges are defined by nfpa 80 as a closing device in the form of a hinge with a built in spring used to hang and close the door.

It comes complete with an entrance cylinder lever lockset two 4 1 2 in. Heavy duty concealed hinge. 1 16 of 943 results for fire door hinges nuk3y commercial grade heavy duty ul rated 4 x 4 spring hinge 5 8 radius polished brass 2 pack 4 6 out of 5 stars 193. The door and frame assembly is fire rated with a 1 1 2 hours fire rating.

With very few exceptions all standard door hinges are squares and sized in 1 2 increments ex. 3 inches 3 1 2 inches 4 inches. Some larger residential doors usually entry doors use a 4 x. When replacing an existing door hinge finding the size is as simple as taking a quick measurement.

The maximum door size shown on this table for spring hinges is 3 feet wide and 7 feet high so spring hinges installed on larger fire doors must be listed by the manufacturer for the appropriate door size. The door panel and frame are both made from galvanneal steel to secure and protect your home or building. 20 gage door constructions are approved for smaller door sizes than what is shown above. 8 0 x 9 0 double door or pairs.