e and solid bricks expert among the all-purpose dowels
No deeper slipping into the drill hole
Dowel cap folds down
Holds in almost all building materials
Secure retention in cavities
Spread reliably in solid brick
Spiral shape enables high holding values
Description and field of application
All-purpose dowels for almost all construction materials
Spiral-shaped expansion body
Fold-down dowel cap
Dowel neck and dowel body spin-locks prevent the dowel from turning in the building material
Tetrafix + screw: Countersunk screw with PZ drive
Processing and assembly
Drill a hole the size of the dowel diameter
Drill holes in perforated bricks and gypsum plasterboards without impact in the rotary motion so that the webs in the perforated brick do not break away
Drill holes in gypsum plasterboards using a wood or metal drill
Drill holes in concrete and solid bricks with impact
Minimum screw length = dowel length + mounting thickness + choose 1x screw Ø for pussh-through mounting
Flush and push-through mounting possible