Nitsui Fire Door details have a certification for 60 , 90 and 120 minutes fire rating. Fire doors details are produced in both standard and customer-specific sizes. Doors of heights 2050/2100/2150 mm are reversible (left&right). This possibility eliminates the directional mistakes made in the construction work sites, moreover the ordering process is faster and much more practical.
Types of Fire Door details
- Corner Frame Left Fire Door
- Corner Frame Right Fire Door
- Full Frame Left Fire Door
- Full Frame Right Fire Door
Fire Rated Steel Door Parts
- Frame and Leaf Parts
- Frame and Leaf Montage Parts
- Nitsui Accessory Box (Panic Bar+Handle)
- Nitsui Accessory Box (Handle+Handle)
The Direction of Frame and Leaf in Reversible Fire Rated Doors
After deciding the opening direction of the reversible door the top part of the frame is mounted to the side frames. Turn the leaf according to the hinged side of the frame.
Fire Rated Door Handle Direction
Remove the M3x5 screws from inside of the door handle and turn the handle. After turning the handle screw the M3x5 screws back to their original holes.
Fire Rated Door Frame Installation
The top frame is fitted on to the side frames and screwed in as shown in the illustration. The frame floor montage bracket is mounted to the inside of the frame like shown in the illustration. After the frame is fitted on to the wall it is fixed to the floor with 2 screws.
The frames that are going to be mounted to the wall is checked with a spirit level. With a 8 point drill the places that dowels are going to be mounted is punctured and the dowels are drilled in with a 45 degree angle.
Fire Rated Door Leaf Installation
To fit the leaf first mount the bottom hinge on to the frame with the proper bolt and put on the ball-bearing. Place door leaf on to the bottom hinge.
After mounting the leaf put the washer on to the top hinge and screw it on to the frame with the proper bolts. Mount the spring that will be put into the hinge and put it in to the hole and set it with an allen key and fix it with the pin.
Turning ‘Anti-Panic’ Lock to ‘Panic’ Lock
Place the M4 set screw in the screw hole on the lock and tighten with the proper allen key.
Assigning the Direction of the Lock
The screws that are shown in the illustration are removed and the frame around the catch is pulled out until it is out of its socket, then turned around.
Fire Rated Door Lock Installation
The lock is put into its socket and screwed in. After fixing the lock in, the cylinder is inserted from the outer side of the door and is fastened with the cylinder screw supplied. Insert alternately the spring and the 52 mm square key into the handle, then place the handle on the door.
Fire Rated Door Panic Bar Installation
From the inner side of the door place in the 32 mm square key and screw in. Put through the rest of the panic bar in the mounted part.
Then screw on the other handle. After you installed everything put on the panic bar caps and the assembly is finished.
Double Fire Door Handle Installation
Put on the door handle to the inner side of the door and screw on.
Intumescent Seal
Finally apply the intumescent seal on all of the inner faces of the frame, as shown in the illustration.
Full Frame Fire Rated Door Installation
The top part of the full frame part is fitted to the side parts by putting the notch through the pocket, then twist the notch as shown in the illustration. Put the full frame part inside the fixed frame on the wall.
Fix both parts by using the supplied 11 screws. Seal the holes with taps as shown.
