Surface mounted British made vents, punched and folded from 0.9mm (20swg) brass. Available in polished brass or Polished and Satin Stainless Steel.
Supplied with matching slotted fixing screws.
Trickle vents are usually used on windows to provide background ventilation to a room or reduce condensation. This external type is fixed open with a canopy to help shield from rain.
Often used in conjunction with Interior Trickle Vents
but can also work as a stand-alone item. This exterior type is a little longer than the interior equivalents simply to accomodate the screw holes flange at the end.