TRANSFER GRILLE WITH FIXED VANES WITH 45°DEFLECTION A-250 Installation dimensions AE250 The transfer grille type A-250 is used for wall mounting. The grille can be used for supply or exhaust of small air volumes in heating, ventilating or air treatment systems. Also possible in the ceiling with type AE250. 44 Technical information Characteristics: • horizontal vanes with 45° deflection • distance of the blades = 20 mm • can be used as supply, exhaust and transfer grille • available in multiples of 25 mm in length and 25 mm in height min L = 100 mm, max L = 1575 mm min H = 75 mm, max H = 800 mm • GT007: only available in multiples of 25 mm as well in length as in height Construction: extruded aluminium frame and vanes, naturel tone anodised L = nominal length (mm) H = nominal height (mm) All dimensions in mm For a detailed selection see p. 1 111 Specifications subject to change © 7-201

Specifications description Example: Aluminium transfer grille with fixed horizontal vanes for transfer of small air volumes, standard natural tone anodised. Type: AF250 Accessories • GR001: mounting frame in roll-formed galvanised steel sheet (only for AD and AE) • GT007: damper with vertical opposed blades. Galvanised steel sheet painted black (for further details see p. 1 290). How to order AD257, dimension 500 x 300 mm with mounting frame GR001 a) Grille Specifications subject to change © 7-2012