Angle Free Systems
Angle free damper installation system approved in various wall types.
System No. Building Element Product Max Size FRL System Detail Angle Free 1 Masonry or concrete wall minimum
90mm thickLVH44 or LVH44C
Circular450mm x 450mm or
450mm diameterUp to -/120/60 FR masonry or concrete shaft wall Angle Free 2 Hebel® wall minimum 75mm thick LVH44 or LVH44C
Circular450mm x 450mm or
450mm diameterUp to -/120/60 FR Hebel® shaft wall Angle Free 3 FR Plasterboard wall LVH44 450mm x 450mm -/60/60 13mm FR plasterboard shaft wall Angle Free 4 FR Plasterboard wall LVH44 450mm x 450mm Up to -/90/60 16mm FR plasterboard shaft wall Angle Free 5 FR Plasterboard wall LVH44 450mm x 450mm Up to -/120/60 13mm or 16mm FR plasterboard shaft wall Angle Free 6 FR laminated plasterboard wall LVH44 450mm x 450mm Up to -/120/- 25mm FR plasterboard shaft wall liner Angle Free 7 FR Plasterboard wall LVH44 450mm x 450mm Up to -/90/60 or up to -/120/60 FR plasterboard shaft wall Angle Free 8 Masonry or concrete wall minimum
90mm thickLVH44 450mm x 450mm Up to -/120/60 FR masonry or concrete shaft wall Angle Free 9 Hebel® wall minimum 75mm thick LVH44 450mm x 450mm Up to -/120/60 FR Hebel® shaft wall Angle Free 10 FR Plasterboard wall LVH44 450mm x 450mm -/60/60 13mm FR plasterboard shaft wall Angle Free 11 FR Plasterboard wall LVH44 450mm x 450mm Up to -/90/60 16mm FR plasterboard shaft wall Angle Free 12 FR Plasterboard shaft wall LVH44 450mm x 450mm Up to -/120/60 13mm or 16mm FR plasterboard shaft wall Angle Free 13 FR Plasterboard laminated shaft wall LVH44 450mm x 450mm Up to -/120/- 13mm or 16mm FR laminated
plasterboard shaft wallAngle Free 14 25mm shaft wall liner LVH44 450mm x 450mm Up to -/120/60 25mm shaft wall liner + 13mm or 16mm
FR plasterboardAngle Free 15 25mm shaft wall liner LVH44 450mm diameter Up to -/90/- or -/120/- 25mm shaft wall liner + 13mm or 16mm
FR plasterboard