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3M Filtrete 20 x 20 x 4. Case of 4

3M Filtrete 20 x 20 x 4. Case of 4

Regular price $150.00
  • Genuine Original 3M Filtrete 20 x 20 x 4 
  • Actual Size 19 1/2" x 19 1/2" x 3 5/8" 
  • Equivalent to MERV 11
  • Case of 4