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  2. Air Distribution - Supply and Return Diffusers, Registers and Grilles
  3. Supply Diffusers, Registers & Grilles
  4. Square to Round Adapters
  5. 8" - 12" x 12"-Square to Round Adapters

#1438 8" - 12" x 12"-Square to Round Adapters

Size (in) 8 - 12 x 12