Marvin Windows is the premier manufacturer of made-to-order windows. Marvin offers low-maintenance, woodclad products that feature a Kynar 500 commercial grade aluminum exterior finish. Marvin’s family values and “Built Around You” philosophy combined with their over 100 years in the industry enable them to offer the window and door industry’s most extensive selection of shapes, styles, sizes and options including custom divided lites, clad casings, specialty wood species and designer hardware.