Security Grille (CV)

security grille.png
security grille.png

Security Grille (CV)

Key Features

  • Stainless Steel Construction (Mild Steel available)
  • Supply and Exhaust
  • Tested
  • High Security Installation
  • Developed to comply with the stringent requirements of both the Ministry Of Justice Prison Service Specification and the Home Office Police Custody Design Guide.
  • The CV range has also been widely used in secure mental health units that require similar standard to the prison and police cell applications.  
  • Also known as Anti Ligature Grille, Security Grille, Prison Grille.



The Model CV cell ventilation security grille has an inherent robust quality incorporated within its design to ensure compliance with the stringent requirements of its proposed environment.

Model CV for use within high security cell ventilation applications has been independently tested by the Ministry of Justice and has met and exceeded their requirements in accordance with STD/M/788.

The Prison Service standard grille (Model CV/MJ) is constructed from 2 main sections, a front plate and stub duct with a circular spigot connection. The front plate is manufactured in a single piece from 3mm thick mild steel (zinc primed and finally a durable PPC finish) and having an active perforated area formed from 3mm diameter holes on 5mm centres.

The stub duct section is manufactured from 3mm mild steel stitch welded to the front plate, (and a durable PPC finish) which together with the galvanised steel clamping angle frame and recommended number of anchor bolts is suitable for a high security installation.

The Police Service standard grille (Model CV/HO) is constructed from 2 main sections, a front plate and stub duct with circular spigot connection. The front plate section is manufactured in a single piece from 2mm thick 304 grade stainless steel, having an active perforated area formed from 2mm diameter holes on 4mm centres.

The stub duct section is manufactured from 2mm thick 304 grade stainless steel stitch welded to the front plate, which together with the galvanised steel clamping angle frame and recommended number of anchor bolts is suitable for a high security installation.

Factory fitted accessories include an opposed blade damper, intumescent fire block, Actionair smoke/fire damper and fire damper assemblies. For alternative security applications the Model CV may be supplied as a front plate assembly only with countersunk holes in the flange for fixing with security screws (screws by others).

The front plate is supplied as standard with either a mild steel PPC or brushed stainless steel finish. There are seven standard sizes available from a nominal size of 150 x 150 to 300 x 300mm, each size is normally supplied with a circular detachable spigot connection, but can be supplied without the circular connection if required.

Other sizes are available on request.


Dimensions 

There are seven standard sizes available from a nominal size of 150 x 150 to 300 x 300mm - other sizes available on request.


Product Documents

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