Best Sellers

Khan Supply CO is proud to offer all-metal vents for both walls and floors - built for a clean, premium finish with real durability. Our best sellers include Drop-In floor vents (easy retrofit + top seller), Undermount floor vents (the most seamless built-in look), and Drop-In floor vents with included inserts (our most flexible option). For walls, choose from Framed wall vents (easy DIY install) or Fully Flush wall vents (super seamless). We carry the most common sizes and more, including 4x10, 3x10, 8x14 (return), 10x30 (return), and 14x14 (exhaust) - available in Black, White, and additional size options across the catalog.