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Adapt your Vacu-Stack or WeatherShield chimney cap to any standard masonry flue using this adapter. Sizes 11" and 12" are made custom and will need a 5 to 10 day lead time for shipping. Size Selection Masonry Adapter Size Dimensions 6 Inch 6" Hole with 10" x 10" Plate 7 Inch 7" Hole with 10" x 10" Plate 8 Inch 8" Hole with 14" x 14" Plate 9 Inch 9" Hole with 14" x 14" Plate 10 Inch 10" Hole with 14" x 14" Plate 11 Inch 11" Hole with 18" x 18" Plate 12 Inch 12" Hole with 18" x 18" Plate
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🇺🇸 Ship from USA · On Agora since 2025
$74.99