LV137F – Rytons 9×6 Louvre Ventilator with Flyscreen

General Details

LV137F – Rytons 9×6 Louvre Ventilator with Flyscreen

  • Plastic louvre grille with detachable flyscreen.
  • Suitable for internal and external use.
  • Low profile fixed open louvres allow a high air flow.
  • Flyscreen helps prevent the ingress of insects and spiders as well as reducing light and draughts.
  • Embossed with DO NOT BLOCK.
  • Compatible with Rytons 9×6 AirLiner® cavity liners.
  • U.V. stabilised to slow down the effects of sunlight.
  • Louvre ventilators with flyscreens must not be used to supply combustion and cooling air to boilers, stoves and fires.

Free Area:

  • 13,300mm² (133cm²) per unit.


  • 271mm L x 171mm H (see image gallery above).
  • CAD drawing available by email.


  • White: LV137FWH (bagged LV137FWBG).
  • Brown: LV137FBR (bagged LV137FBBG).
  • White flyscreen.


  • U.V. stabilised high impact polystyrene.


  • Position over opening and fasten into place.

Handling Information:

  • Box quantity: 25 number.
  • Box size: 32cm W x 18.5cm H x 29cm D.
  • Box weight: 3.75kg.

NBS Specification: