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PER Perforated Face Grilles

    • Product Details


      The Waterloo PER mesh grilles have been designed to satisfy all exhaust applications in H & V systems to satisfy both engineering and architectural requirements.

      The frames are constructed from aluminium extrusions which are mitred and welded or cleated. Cores are constructed from perforated aluminium sheet.

      Product Description

      • PERPerforated plate grille
      • PER - RBWith reverse border
      • PER (C)Core only
      • OBSSAllen Key operated opposed blade damper
      • EDEqualising deflector


      PPM9006 (RAL 9006 Matt Silver)
      PPM9010 (RAL 9010 20% Gloss White)
      PPG9010 (RAL 9010 Gloss White)

      Other colours or anodised finish available on request


      • PER6.0 kg/m² face area
      • OBSS/ED9.5 kg/m² face area


      Minimum Size - 100 x 100

      Maximum Size - N/A x 2000

      Fixing Options

      • SF
      • CF
      • VS
      • AFVS
      • PFVS
      • AFCF
      • RCCF
      • CRB
      • RCHS
      • AFHS
      • BSSBD
      • BSSBP
      Free Area

      Product Specification

      Grille Dimension Calculator
      Grille Dimension Calculator

      Calculator for nominal and overall dimensions.

      Related links

      GC5-PER Operation and Maintenance

      Grille Fixing Selection Chart

      Grille Nominal Sizes

      Guide to Removable Core Grilles

      OB Opposed Blade Dampers

      ED Equalising Dampers

      Waterloo Mill Finish


      For more information please use our contact form;

      Call our Sales and Customer Service Hot Line:

      01622 711511



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