TRUaire offers a complete line of superior quality 100% powder-coated grilles, registers and diffusers, featuring SmoothGlide technology to prevent rust and rattle. 

Why TRUaire GRD's?


  • 100% Powder Coat Coverage
  • Smoothglide technology
  • Zinc-coated Rivets
  • No Spotweld Marks

TRUaire GRD Training


Convenient, online training for a wide variety of TRUaire products, including GRD's.

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Round Diffusers