≡ Welcome to the Haas Door Information Portal If you're a door dealer, installer or homeowner looking for technical information about your Haas door, our Door Finder® will provide all you need to know! Note that Door Finder® is designed to be used from your mobile device but can also be used from your desktop. Door Finder® If you're a Haas Door dealer looking for online access to your invoices, follow the Invoice link below to login to our secure site. Invoices