The Arched Backer Transaction Window applies only to interior applications, making it more economical for the budget-conscious. Framing options include: satin or dark bronze anodized aluminum, prime painted steel or stainless steel with a plastic laminate base and recessed cash tray. Available as counter mount or recessed stainless steel configuration. This window is an appropriate middle-of-the-road solution for a bulletproof transaction window. Similar options include the the Speak Hole and Backer Transaction Windows.