Our BBQ Island or Outdoor Kitchen Vents and Umbrella Sleeves will match the Kokomo Grills Brand products. For gas safety every BBQ Island needs to have at least two BBQ vents on upper and one lower to keep you safe from gas leaks. Our vents are very durable and built from 18 gauge 304 Stainless Steel and will last in outdoor environments. Our Umbrella Sleeves are perfect to cut out and clean up where your outdoor Kitchen Umbrella is inserted this will also protect the counter material from getting damaged.