Master Flow® Foundation Vent ‑ Block Style ‑ BVSII Specs

      Master Flow® Foundation Vent ‑ Block Style ‑ BVSII Docs

      Master Flow® Foundation Vent ‑ Block Style ‑ BVSII Videos

      Easy
      Easy
      Aluminum vanes; lintel not required
      Convenient
      Convenient
      For block, brick, or frame construction
      Versatile
      Versatile
      Recommended for high-level ventilation

      Where to buy

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      Find a contractor

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