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Image of 689B 1-Gang BLOCK-LOC® Masonry Box, Gangable, 3-1/2 in. Deep, Conduit KO's
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1-Gang BLOCK-LOC® Masonry Box, Gangable, 3-1/2 in. Deep, Conduit KO's

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Brand: Raco

Catalog ID: 689B

Collection name: BLOCK-LOC®

1-Gang BLOCK-LOC® Masonry Box, Gangable, 3-1/2 in. Deep, Conduit KO's

  • Integral brackets securely hold box to concrete block from front and back in masonry block walls, even in irregular openings
  • Gangable masonry boxes offer the option of constructing a box to hold two or more devices
  • TKO® Knockouts allow for design and installation flexibility
  • Supplied with ten 1/2-3/4 in. TKO® knockouts
  • Quick and accurate positioning
  • Break off front tabs
  • 22.5 cu. in. capacity
  • Acceptable for use in 2-hour fire rated walls