Topline has one of the best installation crews in the business! From in-home consultation, cabinet alterations, duct work, or a simple replacement of an older appliance, Topline never uses sub-contractors (which is a common practice in the industry). With Topline you can rest assured that you are getting a factory trained professional to come to your home. Our installers carry ASTI certification and a NJ Home improvement Contractor License (#13VH04949800). Please refer to our terms and conditions for further details.