Build Source™ Hopper Window — Aluminum Thermal Break Triple Pane Residential

Bottom-hinged inward-opening sash for basements, lower levels, and utility rooms where security and egress matter. Available in thermal break aluminum frame or thermal break UPVC frame with double or triple pane Low-E insulated glazing. Build Source™ private-label residential window, made to order in custom sizes, colors, and grille patterns. Built by Build Source™ in a polyamide thermal break alu

Build Source Direct LLC is the supplier and seller of record — not a sourcing platform, marketplace or broker. We sell windows, doors, flooring, trim and moulding, aluminum railings, cabinetry, shower glass and electrical wire. We do not sell structural steel or dimensional lumber.

bulk orders. Call 800-507-5250 or email sales@buildsourcedirect.com.