Metalhaus is a sheet metal fabrication business serving the Hawaiian Islands, specializing in rain gutters, metal roofing, roofing accessories, gutter parts, detailing supplies and equipment, building supply items, and caulking. The company operates Monday through Friday and is closed on weekends, accepts cash, checks, and major credit cards (MasterCard and Visa), and offers English-language service. Metalhaus also highlights an LGBTQ+ friendly and transgender-safe space environment, identifies as Asian-owned, and provides a wheelchair-accessible entrance.