Which size door?

 

Sizes / Technical

Spring System

Door Size

Minimum Ceiling

Minimum Ceiling

Side Room Required

 

 

Height, if Manual

Height, if Automatic

Either Side of Door

 

 

 

 

Width

Z

width upto 10ft

6'6" door  2100

2125

90 mm

 

 

7' door   2225

2250

 

N

width over 10ft

6'6" door  2210

2210

90 mm

 

 

7' door   2335

2335

 

L

width over 10ft

6'6" door  2100

2125

90 mm

 

 

7' door 2225

2250