The chatière enables the ventilation of the roof, it participates with the douille and lantern tile in VMC framing of your home.
-1/15 m2 on the gently sloped parts laid in a staggered pattern.
-1/20 m2 elsewhere.
Our tiles have been subjected to the frost resistance test under the conditions provided for in accordance with the Single European Method of Standard NF EN 539-2 – July 2013