Product Details:

• Protects Metal Base Plates From Moisture in Concrete
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  CRL Moisture Barrier Gaskets protect metal Base Plates on Posts and Stanchions from moisture absorption through concrete, brick, masonry, or stucco substrates. Moisture, over time will cause metal to corrode, and with these Barrier Gaskets between the substrate and Base Plate the metal is protected.
  
  
  

• Size: 5 x 5 In (127 x 127 mm)