Fits outside tile dimensions 7.5" x 7.5" to 9.25" x 9.5"

Hy-C BLACK GALVANIZED chimney caps. 24-gauge single piece steel hood, 14 gauge steel base, 18 gauge 3/4" expanded steel mesh. Attractive black powder coated paint finish. Slotted hex-head bolts. Expanded metal mesh turned inward at base to allow cover to rest firmly on the tile, closing any openings around the tile. Outside mounting provides greater free air-space for better draft. FREE SHIPPING ON 30 HY-C UNITS.