Metacaulk® Cover Guard™

Metacaulk® Cover Guard™


  • reduces sound transmission
  • easy to install
  • highly intumescent
  • STC rating 54


Metacaulk® Firestop for Electrical Outlet Boxes

Metacaulk® Cover Guard™ is a single component, fire-rated gasket for use with electrical boxes to comply with the “24 inch rule”.

Metacaulk® Cover Guard™ fits under the cover plate and does not take up volume in the electrical box. It is a labor saving replacement for putty pads in normal applications. STC 54 rating, Tested in a UL 411 wall assembly/section to ASTM E90.

US Patent No.  6,252,167 & 7,348,484


Product Codes And Case Sizes
Product CodeSizeQuantityUPCInterleaved5x5x5 .07
66270 Dbl Receptacle 50NA10021449662700 5x5x5 .07
66272 Sgle Receptacle 50NA10021449662724 5x5x5 .07
66274 Dbl Switch 50NA10021449662748 5x5x5 .07
66276 Sgl Switch 50NA10021449662762 5x5x5 .07
66265 Sgl Decor 50NA10021449662656 5x5x5 .07
66266 Dbl Decor 50NA10021449662663 5x5x5 .07