| Sub-Frames | |
| We recommend that sub-sills be used wherever possible to improve weather performance. | |
| The details on this page show a variety of framing sections fitted into sub-frames. | |
| We have a sub-head and sub-sill for 102mm and 150mm frame. | |
| The following details can't be fitted into sub-sills: | |
• |
Tall fixed sill |
• |
Centre pivot doors without threshold 81084 |
• |
Hinged doors with no thresholds |
| Go to the installation section for PDF and CAD building-in details. | |
| We have several sub-sills to choose from, the alternatives are shown in the accessories section. | |
