Item |
Definition |
|
Anchor Channel |
The sections that are bolted to each side of the opening to which the retractable security grille is attached. |
|
Bottom Rolling |
The weight of the retractable security grille is supported by the wheels on the bottom track of the grill. |
|
Top Hung |
The weight of the retractable security grille is supported by the wheels inside the top track of the grill. |
|
Box Section |
Hollow metal tube that helps fitting the retractable security grille by making a reveal. |
|
Bungs |
Plastic plugs to fill the fixing holes in window or door grilles |
|
Centre Stops |
To stop the retractable security grille expanding past the centre of the window or door opening. |
|
Certification |
Accreditation of retractable security grilles by the LPCB to the security industry standard of LPS 1175 Security Rating 1. |
|
Clear Opening |
The dimensions of the space into which the retractable security grille is to be fitted. |
|
Curved Lattice |
's' shaped grill |
|
Face Fixed |
A surface mounted or 'plant on' retractable security grille. |
|
Keyed Alike |
When a series of retractable security grills are operated by the same key ie 'keyed same'. |
|
Lattice Bank |
The cross sections that make up a retractable security grille. These can be either diamond or 's' shaped. |
|
Lift Out Track |
Removable bottom track for door security grilles. |
|
Lift Up Track |
A fold-up bottom track for a door security grilles. |
|
Swivel Return |
'Hinge away / swinging sash / fold back / pivot' - when the stack of a retractable security grille is hinged to lie flat against the side of the opening. Particualarly useful for door security grilles. |
|
Single Grille |
'One bunch / stack ' ie where 1 retractable security grille locking to one side is used to secure the window or door. |
|
Double Grille |
'Pair / 2 stacks / 2 bunches ie where 2 grilles are used to secure the window or door. The grilles lock in the centre. |
|
Lock Post |
Vertical section of the retractable security grille where the lock of mechanism and key hole are located. |
|
Slam Post |
Vertical section that houses the hasps. |
|
Lugs |
Brackets on to the box section to assist installation of the retractable security grille. |
|
Manufactured Sizes |
The size the retractable security grille is made to. |
|
Manufacturing Tolerance |
+ or - 2mm of the ordered size of the retractable security grille. |
|
Retractable Security Grille |
Also know as 'sliding grilles', 'concertina grills' or 'collapsible gates' |
|
Reveal Fixed |
When the collapsible gate is fitted between the walls / recess / aperture. |
|
Stacking |
The 'bunch' or 'sash' that remains when the retractable security grille is open. |
|
Straight Lattice |
Diamond shaped grill. |
|
Top Track |
Top runner / top rail / top guide - of the retractable security grille. |
|
Unequal Pair |
A double retractable security grille with a differnt number of verticals on each side. |
|
Vertical |
The 'picket section' that holds the lattice of the window grille in place. |
|
Viewed From Inside |
When the window or door grille is looked at from the inside of the building. |
