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RTC Blockhead Grout Sponge


RTC Blockhead Square Grout Sponge

The RTC Blockhead Grout Sponge is the newest technology available in the grout sponge world.  The super soft material is extremely easy to wring out, reducing hand fatigue.  The square edges help to keep the grout joints more full, while also being ideal for corners to reduce or eliminate grout build up.


  • Superior absorption in this long lasting sponge
  • Its square design was made to maximize its full efficiency
  • Square shape for better tooling and work in corners