Installation
- Determine the exact location on the ceiling where the trap door needs to be installed
- Once the periphery section is installed measure the distance Y and ensure the correctness in terms of size and right angle (perpendicularity)
- Install Western Trap Door, by screw fixing it to the ceiling section
- Install the (surrounding) ceiling gypsum board
- Perform the jointing and finishing at the board joints as per the recommended Western Standards
- Apply paint and other finishes
|
Trap Door Size (X) |
Ceiling Section on the periphery (Y)
(Center to center Distance)
|
Margin (7) |
| 1. |
600 x 600
|
700 x 700
|
100 mm
|
| 2. |
600 x 450
|
700 x 550 |
100 mm |
| 3. |
450 x 450
|
550 x 550 |
100 mm
|
| 4. |
450 x 300
|
550 x 400
|
100 mm |
| 5. |
300 x 300
|
400 x 400
|
100 mm
|
