PIR + OSB 2440x600x30+18mm T&G Rd:1,36 (=1,46 m²)
PIR + OSB 2440x600x90+9mm Rd:4,09 (=1,46 m²)
PIR+Gips WR 2600x600x140mm+12,5mm AK Rd:6,36 (=1,56m²)
Schadepartij 23120: PIR+Fermacell 2600x600x40+4AK (16x)
Schadepartij 23121: Gips AK 2600x600x12,5mm (50x)
Stucplaat 2000x600x9,5mm RK (=1,20 m2)