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Clean Walls and Install Capstone

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1:19
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These Serafina fire pit kits from Nicolock go together like a dream! Easy Peasy!!

What happens here

Once all courses of the textured wall blocks are laid, use a whisk broom or a stiff brush to thoroughly clean off any dust, debris, or excess material from the top surface of the final course. This ensures a clean bonding surface for the capstone. Then, carefully dry-fit the capstone to ensure it sits properly and is centered. Apply a generous bead of construction adhesive along the top perimeter of the final course of wall blocks. Gently lower the capstone into place, aligning it as accurately as possible. Use the rubber mallet to tap the capstone lightly, ensuring full contact with the adhesive and a level finish.

Goal: Securely attach the capstone to complete the fire pit structure.

Tools and materials

  • Capstone — Providing the finished top surface of the fire pit
  • Rubber Mallet — Gently seating the capstone into the adhesive
  • Whisk Broom — Cleaning dust and debris from the top surface of the wall blocks
  • Construction Adhesive PL Premium — Permanently bonding the capstone to the top course of wall blocks