It has excellent thermal properties and through bolting is allowed but it is not intended to provide screw holding capabilities.
Fire door core material.
Both the door leaf the swinging panel of the door and the door frame are required to meet the guidelines of the testing agency which provides the product listing.
It all starts with tectonite components our proven raw mineral core with some of the lowest heat transfer on the market and the only material fire rated in your choice of 60 90 or 120 minutes.
20 45 60 90 minute or 3 hour label.
Simpson offers thousands of choices for fire rated doors including 20 minute fire rated wood doors and mdf doors with fire ratings up to 90 minute.
Heavy duty 18 gauge steel doors.
The available door thickness is a nominal 1 3 4.
Temperature rise ratings can be 250 450 or 650 degrees where the.
This material has properties that reduce the heat that is transferred through the door to the non fire side of the opening.
Fire doors may be made of a combination of materials such as.
Fire rated door components.
It enables the door to be lighter stronger and have better fire resistance while also improving insulation and sound proofing.
Glass sections including vision panels.
Gypsum as an endothermic fill.
The 250 door is the most restrictive.
Mineral fire doors consist of the mineral core itself with lengths of firestop material used for stiles rails and blocking.
Temperature rise ratings indicate the maximum rise above ambient temperature on the non fire side of the door and will be either 250 450 or 650 f.
Labeled fire doors control the spread of fire and smoke for up to 3 hours.
Firedefender mineral core material fills most of the space in the interior of a door.
The door frame includes the.
Rigid honeycomb core.
Metal fire doors are an economical alternative to wood fire doors when more than a 20 minute rating is required.
And since simpson fire doors have been designed to match other interior doors your fire rated doors will blend seamlessly with all doors in your home.
Hollow core doors are usually purchased for two basic reasons.
Honeycombed core this is where a honeycomb structure made from metal cardboard or a variety of other materials is used in the core of the door.
It is relatively light in density at approximately 32 pounds per cubic foot.
They weigh less and are expected to cost less than solid core.