Orders made to replace a suction unit: delivery and quality of the packaging satisfactory. Fitting seamlessly into the existing standard opening. Screwing the group must be properly fitted; the solution is to position the group and support the by struts so as to refine the positioning of finishing stainless steel housing screw.The of light quality and requires them to take more time to put into place .Lumière halogen lighting provides very good at cooking surface. 3 speeds average noise in a typical for this kind of product; Good suction. Overall for the price I am very staisfait.