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Product Description

National Ventilation D694 Inline Back Draught Shutter

For use with any 6 inch 150mm ducting system. Usually used in conjunction with inline duct fans which do not normally come with integral shutters.

May be installed in the ducting from the outside wall as near to the outside grille as possible.


National Ventilation
Product Code
NVT D694

Customer Reviews

6 Inch Inline Backdraught Shutter

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Product Code NVT D694

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