Greenwood S Series Trickle Ventilator with Pull Cord

Trickle Vents & Building Regulations Part F trickle slot vent Aluminium SlotTrickle Vent 375mm provides ventilation with a modern, slim design It's durable, easy to install, and adjustable for any application slot rules Trickle Vents, known also as background ventilators, are natural ventilation devices which can be integrated into façades or window systems as an alternative to

t slot fixture plate If I take the vent off, what can I fill the holesslot with? Then all you need to do is cover the trickle vent slots :confused: M