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Use the Support Box Truss Spanner to eliminate the need to frame the Support Box on all sides. Adjusts from 16" - 24" on center and fits pipe diameters of 5", 6", 7", and 8". Measurement Chart: Rock-Vent Truss Spanner A 17.267” B 25.167” C 2” *Due to many variables beyond our control, the installer should check actual parts for final dimensions.
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🇺🇸 Ship from USA · On Agora since 2025
$121.99