- Measure the inside of your window from wall to wall in centimetres.
- Allow 15cm each side of the window.
- Add all 3 measurements together to get the length of pole required.

Please note:
- Finials are not included in the length of the pole.
- The majority of longer poles will come in 2 pieces and will be joined together with a centre bracket.
Conversion Chart
| cm | metres | feet & inches | inches |
| 100 | 1.00 | 3' 3" | 39" |
| 125 | 1.25 | 4' 1" | 49" |
| 150 | 1.50 | 4' 11" | 59" |
| 160 | 1.60 | 5' 3" | 63" |
| 175 | 1.75 | 5' 8" | 68" |
| 180 | 1.80 | 5' 10" | 70" |
| 200 | 2.00 | 6' 6" | 78" |
| 225 | 2.25 | 7' 4" | 88" |
| 240 | 2.40 | 7' 10" | 94" |
| 250 | 2.50 | 8' 2" | 98" |
| 275 | 2.75 | 9' 0" | 108" |
| 300 | 3.00 | 9' 10" | 118" |
| 320 | 3.20 | 10' 6" | 126" |
| 325 | 3.25 | 10' 8" | 128" |
| 350 | 3.50 | 11' 5" | 137" |
| 375 | 3.75 | 12' 3" | 147" |
| 400 | 4.00 | 13' 1" | 157" |
| 425 | 4.25 | 13' 11" | 167" |
| 450 | 4.50 | 14' 9" | 177" |
| 475 | 4.75 | 15' 7" | 187" |
| 500 | 5.00 | 16' 5" | 197" |
