The self-adjusting air-inlets type M are used in self adjusting or humidity-controlled type A ventilation systems (Système ALIZÉ III - Atech N°14/07-1194).

• Air-inlets range  M 15, 22, 30 and 45 m³/h
• Breakable segments permit to obtain air-flows of 15, 22 and 30 m³/h from a 15 m³/h
• Can be equip with a grilled cover CG-M
• Made in white polystyrene or on request in the following colours:

Bronze             Light oak      Dark oak            Grey                  Ivory         Brown            Dark

• Suitable on vertical walls and on all leaning plans.
• Installed on a 354 x 12 mm hole
• Match the requirements of the norm NF E 51-732