<https://brookvent.co.uk/product/airvent-sm-1400/#webpage>
<http://schema.org/description>
"The airvent SM 1400 is a a severe weather rated surface mounted window vent. Featuring wool pile seals for added performance it is an ideal solution for exposed locations and comes with a 10 year guarantee."
<https://brookvent.co.uk/product/airvent-sm-1400/>