Standard steel doors are classified in four levels.
Heavy duty metal doors and frames.
When a standard or heavy duty commercial metal door isn t enough enter the maximum duty steel security door.
Level 1 1 3 4 and 1 3 8 standard duty level 2 1 3 4 heavy duty level 3 1 3 4 extra heavy duty and level 4 1 3 4 maximum duty.
Entrance door the 36 in.
Levels and models covered in ansi a250 8 sdi 100 recommended specifications for standard steel doors and frames are sdi term aid in the selection and specification process for the steel doors and frames level describes the degree of durability needed for a give commercial application and mainly designate the thickness of the steel face sheet.
Great for safe rooms shelters and panic rooms.
The 2060 series pocket door frame is one of the finest heavy duty commercial grade pocket door frames on the market today.
Heavy duty door frame.
It comes complete with a commercial grade exit lever and entrance trim set two 4 1 2 in.
The 2060 is designed to carry heavy solid core doors up to 400lbs each in standard 2 x 6 timber or steel framed stud walls.
Common applications include water treatment plants coast guard facilities ports tunnels chemical plants pool rooms labs car washes food beverage facilities and high end commercial residential buildings.
Product overview heavy duty stainless steel doors and frames for commercial and industrial applications.
Heavy duty concealed hinge.
The max duty unit features a door constructed from 14 gauge steel and a 12 gauge metal frame.
To establish guide criteria for the selection and usage of 1 3 4 and 1 3 8 standard steel doors.
Heavy duty spring hinges and one 4 1 2 in.