The Quadra-Fire 809952 Header Trim (with instructions) is designed specifically for use with the Castile, QVI30, and 4100-I inserts. Made of durable cast iron with a brown-burgundy enamel finish, this trim piece adds a stylish and functional touch to your fireplace. With dimensions of 1-7/8 inches in depth, 4 inches in height, and 29-1/2 inches in width, this header trim is manufactured in the United States by the trusted brand Quadra-Fire, and is a perfect addition to your home’s heating and cooling system. Trim Fits these Hearth & Home Quadra-Fire Inserts. For additional listings of Chimney Pipes, Stove Pipe, Gas Vents, Fireplace Doors and Screens, etc. Heatfab, Duravent, Duraplus, Pelletvent, Hearth & Home, Simpson, Forever Flex, etc.