Yup pushing the boards up is fine, but you still need to get on top of the blockwork! Probably impossible from the soffits, you either need to take roof tiles off or go from inside.
Please see photo album of how it all went:-
https://www.diynot.com/diy/media/albums/ewi.26324/
- Window sills removed
- Timber screwed on for various fixings
- Pile of boards
- Boards being applied and fixed (They were stuck and mechanically fixed to the house)
- New windows and door fitted to front
- Corners and Base being blended in with basecoat
- Full coverage of basecoat
- Fully primed
- Finished product
Please see photo album of how it all went:-
https://www.diynot.com/diy/media/albums/ewi.26324/
- Window sills removed
- Timber screwed on for various fixings
- Pile of boards
- Boards being applied and fixed (They were stuck and mechanically fixed to the house)
- New windows and door fitted to front
- Corners and Base being blended in with basecoat
- Full coverage of basecoat
- Fully primed
- Finished product