Valve for outdoor air intake and extract air discharge. Designed with a fixed louvre. Ø 80–500 is equipped with net. Ø 630–1250 can be delivered with net to order. Mesh width 10×10 mm. Screws or nails connect to an external wall.

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  • CADvent

    CADvent is an object-oriented AutoCAD© application with a complete toolbox for drafting, dimensioning, calculation, quantification and presentation of complete HVAC installations.