Extension for reveal element Duo LE for installation in the window reveal. Is required as an optional accessory when installing in the window reveal.Article: Duo LEV, delivery volume: 60 m3/h, material: aluminum/stainless steel, color: unpainted aluminum, weight: 2.415 kg, weight with packaging: 3.106 kg, width: 1000 mm, height: 410 mm, depth: 64 mm, width with packaging: 1010 mm, height with packaging: 455 mm, depth with packaging: 110 mm
