C250 folding concave grille and frame
B-22-LEON
Folding concave frame and grille assembly. External frame dimensions: 450 x 350 x 35 mm; grille dimensions: 380 x 280 mm; clear opening: 380 x 240 mm. Manufactured from ductile iron according to UNE-EN 1563, class EN-GJS-500-7. Complies with UNE-EN 124-2, class C 250. Finished with asphalt black paint.
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