FASTENERS

  VOID FORMERS  

Void Formers

  WAXED CARDBOARD CONE  

  POLYSTYRENE BOLT BOXES  

  EXPANDED METAL BOLT BOXES  

   BOLT 

LENGTH 

 WAXED CARDBOARD   CONES - INTERNAL   DIA AT TOP      

  WAXED CARDBOARD CONE LENGTH 

    WAXED CARDBOARD     CONES - INTERNAL DIA AT BOTTOM      

  POLYSTYRENE BOLT  BOXES - INTERNAL DIA AT BOTTOM      

      EXPANDED       METAL BOLT  BOXES - LENGTH

When installing foundation bolting, specifically Holding Down Bolts (Square Square), instances arise where a pocket or void is required around the bolt, to allow for easier adjustment even after the concrete has been poured and set. We offer three alternative products for this purpose.

CONICAL BOLT BOXES

axed cardboard void former provides an easy method of bolt alignment for steel frame buildings.

POLYSTYRENE BOLT BOXES

his Polystyrene void former offers a low cost method of forming a cavity in foundations for holding down bolts. Core diameter for bolt approximately 25mm

EXPANDED METAL BOLT BOXES

Expanded metal void former designed for positioning holding down bolts where the bolt box remains in the concrete

Foundation Bolting

Click on the link to download our

Foundation Bolting brochure