hbwq
 
 
FAQ's for HBW
 
Can a HBW be installed to a sliding door?
Yes - A pair of HBW Security Hinge Bolts may be installed to the forend of a sliding door so that the head of each HBW is received into a respective hole formed in the frame or a part of the adjacent building structure.   It is important to instal the stainless steel plates supplied to those receiving holes.
 
Can a HBW be installed to an aluminium door?
Yes - HBW Security Hinge Bolts may be installed to a door with aluminium stiles.   A difficulty may be encountered in accessing the cavity within the stile to tighten an M12 nut to each HBW.   It is not recommended to attempt to form threads in the aluminium.
  
How many HBW should be installed to a door?
HBW are supplied in pairs because for most doors one HBW Security Hinge Bolt is installed above the bottom door hinge and one HBW Security Hinge Bolt is installed below the top door hinge.   For doors having 3 hinges it is recommended that 3 HBW Security Hinge bolts are installed.   For a high or very high door, as many as 5 HBW Security Hinge Bolts may be installed so that the hinge edge of the door is secured at intervals of no more than 800mm.
 
Can a HBW be installed to a window?
 
HBW are supplied in pairs because for most doors one HBW Security Hinge Bolt is installed above the bottom door hinge and one HBW Security Hinge Bolt is installed below the top door hinge.   For doors having 3 hinges it is recommended that 3 HBW Security Hinge bolts are installed.   For a high or very high door, as many as 5 HBW Security Hinge Bolts may be installed so that the hinge edge of the door is secured at intervals of no more than 800mm.
 
Can a HBW be installed to a cover, hatch or grating?
The short answer is "Yes.", but except where there is at least 3mm operating clearances the installation might be difficult.   For many application the installation of HBC Security Hinge Bolts is more practicable and the whole of each HBC Security Hinge Bolt is manufactured from stainless steel.   Where a marine grade product is required, HBC or HBW may be produced on special order.