Double-line parametric HVAC duct: elbows at 45 and 90 degrees in all four compass turns, plus tees, crosses, caps, transitions and straight runs. The duct width you set is the width that plots, so a run drawn from these blocks is dimensionally honest.
21 blocks in 2 families. DXF R2018, drawn in inches.
Every category, every MEP orientation, DXF R2018, sorted into folders. Tell us where to send it and the download starts immediately.
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