A rapid and reliable cavity-space fixing. The Metal Cavity Fixing HM has expanding arms that spread out behind the board and press against a large surface. It has anti-rotation lock, which prevents rotation during installation.
It is suitable for gypsum plasterboard, gypsum fibreboards, chipboards, fibre cement boards, wood wool building slabs, hard fibreboards, hollow brick ceilings, ribbed floors and hollow stone fillers, hollow body ceilings etc.
Ideal for fixing lamps, shelves, skirting boards, switches, overhead cabinets, curtain rails, cable ducts, window frames, boilers, wardrobes etc.
Maxiumum board thickness 5 - 18mm
Maximum fixture thickness 23mm