sia House – uncomplicated, simple and quick
8 Plasterboard drywall construction, medium-fine finish (Q2)
Quality level 2 – For medium and coarse structured wall coverings (e.g. ingrain or textured wallpaper) or finishing coats with a grain size from 1 mm
![](/fileadmin/user_upload/Schleifloesungen/Systemloesungen/Innenausbau/271.jpg)
![](/fileadmin/user_upload/Schleifloesungen/Systemloesungen/Innenausbau/272.jpg)
1
![Hand entfernt Leimreste von Gipsfaserplatte](/fileadmin/user_upload/Schleifloesungen/Systemloesungen/Innenausbau/270.jpg)
Preparatory steps
- Clean surface
- Moisten transverse joints using a paintbrush
- Apply filler at right angles to the joint and
- wipe along the joint to remove
2
![Hand entfernt Leimreste von Gipsfaserplatte](/fileadmin/user_upload/Schleifloesungen/Systemloesungen/Innenausbau/270.jpg)
Joint cover strips
- Insert glass fibre strips
- Press in carefully with a smoothing trowel
3
![Hand entfernt Leimreste von Gipsfaserplatte](/fileadmin/user_upload/Schleifloesungen/Systemloesungen/Innenausbau/270.jpg)
Cover with filler
- Allow the filler to dry
- Skim the bodyfiller using a sharp edge
- Cover over joints again with a slightly wider application of filler
4
![Hand entfernt Leimreste von Gipsfaserplatte](/fileadmin/user_upload/Schleifloesungen/Systemloesungen/Innenausbau/270.jpg)
Final sanding
- Allow the covered surface to dry completely
- Sand over the plastered surface
- Caution: Do not sand into the board surface of the panels
Manual sanding
P120
7900 sianet – Rolls
*****
1960 siarexx – Sheets
1960 siarexx – Rolls
****
1902 siacraft – Sheets
***
Machine sanding
P120
7900 sianet – Discs
*****
1960 siarexx – Discs
****
1944 siaone – Discs
***
![](/fileadmin/user_upload/Schleifloesungen/Systemloesungen/sia-Haus_Bilder_Perfekte_Oberflaeche/Bild_8_Seite_39_Q2.jpg)