The HD SRV10/20 can be adapted for soil ventilation and mechanical extraction with the HD ILSPA

HD SRV10/20 Slate Vent

The range of slate roof vents are simple to install with minimum cutting of slates. Being manufactured from polypropylene, the slate vent range has the following benefits;

  • Thermally stable
  • UV resistance
  • Acid rain resistance
  • The through colour material remains stable at temperatures between -40oC to +120oC.

Product code

HD SRV10/20

Slate sizes

  • 600 x 300mm
  • 500 x 250mm when trimmed

Minimum rafter pitch for all vents: 22° or 25° depending on head lap.

Soil pipe ventilation and mechanical extraction

Our slate roof vents have the option to be adapted and fully utilised for both soil ventilation and mechanical extraction. This is achieved by connecting a specific adapter to the correct vent. The HD SRV10/20 can be used with the HD SPA soil pipe adapter.


Danelaw Hooded Slate Ventilator Datasheet
Danelaw Hooded Slate Vents Installation Recommendations
  • Product code
    HD SRV10/20
  • Colour
  • Airflow Area
    10,000mm2 per vent
  • Made from
  • NBS Product Spec XML

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