Convection grille profile, visible surfaces electrostatically powder-coated in RAL color according to manufacturer's catalog, for the production of convection grilles of any width in a grid dimension of 25 mm using system-related profile holders GKH..., coupling pins GKGS 3 for connecting the convection grille profiles please order separately. Dimensions (approx. dimensions) H x D: 20 x 13.8 mm Delivery length L: 2000 mm Distance from the back of the channel to the wall: [customer information required] mm Color: light gray RAL: 7035 (similar) Material: aluminum