Ceiling employment below wood or steel beams with and without sound requirements
Material
2 x 12 mm Permoxxboard. (look on basic of profile number in the processing book from page 48)
handling
1st permoxxboard 12 mm screwed on wooden batten, C-C 300 mm, 2nd Permoxxboard 12 mm sheet sight side riveted C-C 150 mm (you must cover the seam of first sheet!). Staples, length 40mm.
Seams for further finishing of the sight consult the processing advice on our website. WWW.Permoxx.com
Seams 2 – 4 mm have always to be glued with fire-resistant glue or kit
Edges (without demands for sound)
Screwed hardwood edge laths apply with rock wool strip to the wall
Edges (with demands for sound)
Screwed hardwood edge laths apply with rock wool strip to the wall with steel rails on ANR ceiling hangers (for lower demands deviations possible).
Test reports
For fully detailed construction always consult the construction in the certificate
Fire-resistance:
Efectis Raport 2012-Efectis exploratory examination (contact Permoxx for advice)