Please note, the below deductions are a TWC recommendation only.
We highly suggest using your own discretion if your ‘normal’ deductions are different from ours.
Aluminium Venetians
25mm Aluminium
|
|
Recess |
5mm off width - 10mm off drop |
Face |
None |
Corner Window Face |
Through Blind - 5mm |
Bay Window Face |
Middle - 30mm |
50mm Aluminium
|
|
Recess |
5mm off width - 10mm off drop |
Face |
None |
Corner Window Face |
Through Blind - 5mm |
Bay Window Face |
Middle - 70mm |
Please note: All recess allowances are based on measuring at the front of the reveal.
Timber Venetians & Visionwood
Recess |
5mm off width - 10mm off drop |
Face |
None |
Corner Window Face |
Through Blind - 5mm |
Bay Window Face |
Middle - 70mm |
Please note: Deductions are the same for all products. All recess allowances are based on measuring at the front of the reveal.
Panel Glides
Recess |
5mm off width - 10mm off drop |
Face |
None off width - 10mm off drop |
Roller Blinds
Single Brackets
|
|
Recess |
3mm off width only |
Face |
None |
Corner Window Face |
Through Blind - 3mm |
Bay Window Face |
Middle - 70mm |
Double Brackets - Same side / Opposite side
|
|
Recess |
3mm off width only |
Face |
None |
Corner Window Face |
Through Blind - 3mm |
Double Brackets Slim Combo
|
|
Recess |
3mm off width only |
Face |
None |
Corner Window Face |
Through Blind - 3mm |
Easy link
|
|
Recess 2 linked |
1mm off Each Blind |
Face 2 linked |
None |
Recess 3 linked |
1mm off Each Blind |
Face 3 linked |
None |
Romans
Face |
None off width |
Please note: Refer to price book for drop deductions. TWC does not recommend Romans to be installed in a recess application.
Corner
|
|
Through Blind |
5mm |
Butt Blind |
45mm up to 1800mm drop * |
* This may vary depending on Drop
Honeycell
Recess |
5mm off width, 5mm off drop |
Face |
None |
Corner Window Face |
Through Blind - 5mm |
Bay Window Face |
Middle - 35mm |
Verticals
Recess |
5mm off width - 10mm off drop |
Face |
10mm off drop only |
Corner Window width (recess) |
Through - 5mm |
Corner Window width (face) |
Through - 5mm |
Bay Window width (recess) |
Middle - 5mm | 127mm slats |
Bay Window width (face) |
Middle - 80mm | 127mm slats |
Please note: All recess allowances are based on measuring at the front of the reveal.
Shutters
Both Chinese and Australian Made Shutters should be ordered by the customer with no deductions made.
When the factories drawings are produced a deduction of 3mm off the width and 4mm off the drop is automatically taken.