Primed finger jointed casing door 5 pack.
20 minute fire rated door with window.
For listed 1 4 wire glass the maximum sizes are.
It is listed for use in doors with a fire rating requirement of 20 minutes.
Superlite x 90 fire protective glazing can be used in doors with a max area of 100 sq.
All glass being used in a fire rated opening must be an approved listed glazing material.
Fireglass 20 is a 1 4 6 mm thick fire rated and impact safety rated glazing material.
1296 square inches with the width and or height of exposed glass not to exceed 54.
The rating requirements for each type of door and wall in a building are set by a fire marshal or by building codes.
5268 square inches with the width and or height of exposed glass not to exceed 109 3 4.
Optimum s 45 minute fire rated single hung windows are used in non temperature rise applications and through various glazing options can be modified to address most fire rated applications.
Overall a fire rating can range from 20 minutes to three hours but keep in mind that 20 minute doors are designed to block smoke rather than flames.
Fire protective glazing contains dangerous smoke and flame by maintaining its integrity during a fire.
Normal glass will break under heat stress during a fire allowing dangerous smoke to travel to surrounding areas.
Contractor cedar shim woodgrain millwork wm 356 11 16 in.
It is listed for use in doors with a fire rating requirement of 20 minutes.
For up to 90 min.