diff --git a/HVAC/Ducts/Circular_oval/Duct_linear_circular_oval_complete_R01.stl b/HVAC/Ducts/Circular_oval/Duct_linear_circular_oval_complete_R01.stl
deleted file mode 100644
index 033d7e9c..00000000
Binary files a/HVAC/Ducts/Circular_oval/Duct_linear_circular_oval_complete_R01.stl and /dev/null differ