Ductifier /

Rectangular coupler calculator

Units:

w₀w₁dz

 mm (length)

Inlet
w₀h₀

 mm (width)

 mm (height)

Outlet (leave blank to keep the same as inlet)
w₁h₁dy

 mm (width)

 mm (height)

 mm (horizontal offset)

 mm (vertical offset)

 mm

 mm (drywall or flooring thickness)

 mm

 mm

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