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Flat Ceiling Support Box [Unfinished], 7" Diameter, DuraPlus [Triple-Wall] - 7DP-FCS
Duravent$463.957DP-FCS is a unfinished 7 inch diameter flat ceiling support box for use with DuraPlus triple wall pipe. DuraPlus® is designed to stay cool on the outside, to provide a hot draft on the inside, to boost stove efficiency, and to provide for a...