Large Slate Vent

The Large Slate Vent is a large capacity ventilating slate to suit  600mm x 300mm (24" x 12") and 500mm x 250mm (20" x 10") double lap slates, man-made or natural, for roofs with a pitch over 20°.

Product features & benefits

  • Provides 14,000mm² effective vent area.
  • Low profile design makes it unobtrusive on the roof line
  • Fits perfectly with adjacent slates
  • Slate grey cap blends in with most man-made or natural slates
  • Built-in downpipe to ensure direct ventilation path into the roof space
  • Fully wind tunnel tested
  • Adaptor and flexi-pipe available for soil ventilation or mechanical extraction
  • Prevents entry of birds and large insects



Product Codes

  • Large Slate Vent Base - KG979400
  • Slate Vent Cap (grey) - KG979630
  • Adaptor and Flexipipe - KG979800
  • Adaptor 100mm/100mm - KG968300
  • Flexipipe 100mm/100mm - KG979900
  • Adaptor 100mm/125mm - KG979000


Dimension 600mm long x 380mm wide x 85mm deep (excluding adaptor/downpipe

 Weight (per carton) 10 pc per carton 4.5kg

Suitable for:

  • Slates that are 600mm x 300mm (24" x 12")
  • Slates that are 500mm x 250mm (20" x 10")
  • Man-made or natural
  • Roofs with a pitch over 20º

Ridgid PVC

Slate grey in colour with a matt finish 

  • Complies fully with Building Regulations and British Standards

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