2021
Posted by Sika Expert
Time: 60 Minutes
Skill Level: Beginner
Estimated Cost: $130

How to Make a Concrete Block Bench

A simple DIY project using SikaBond® Construction Adhesive.

Supplies & Tools

  • Box Knife
  • Masonry Brush
  • (2) 10 oz Cartridges SikaBond Construction Adhesive
  • Caulk Gun
  • (6) 4"x4"x8' Posts
  • (14) Concrete Block
  • (Optional) All Weather Stain & Sealer

Preparation

Using the masonry brush clean off any lose dirt/debris from the concrete block. 

Creating DIY Concrete Block Bench With SikaBond Construction Adhesive

Step 1: Placing Initial Blocks

Place your first two concrete blocks on the ground to begin building your bench. Place a 10 oz cartridge of SikaBond Construction Adhesive into the caulk gun and cut tip using a box kinfe. 

Creating DIY Concrete Block Bench With SikaBond Construction Adhesive
Creating DIY Concrete Block Bench With SikaBond Construction Adhesive

Step 2: Applying SikaBond® Construction Adhesive

Be sure to apply adhesive to the entire surface of the concrete block.

Creating DIY Concrete Block Bench With SikaBond Construction Adhesive
Creating DIY Concrete Block Bench With SikaBond Construction Adhesive

Step 3: Building Bench Arm

Place the next two concrete blocks to start building the arm of the bench.

Creating DIY Concrete Block Bench With SikaBond Construction Adhesive

Step 4: Building Seat Layer

Place the next two blocks on top of the side walls making sure the openings are parrell to the ground.

Creating DIY Concrete Block Bench With SikaBond Construction Adhesive
Creating DIY Concrete Block Bench With SikaBond Construction Adhesive

Step 5: Building The Back Rest

Apply SikaBond® Construction Adhesive and place on top of arm standing up making sure placement is flush with edges. Before building opposite side use a post to measure desired distance. 

Creating DIY Concrete Block Bench With SikaBond Construction Adhesive
Creating DIY Concrete Block Bench With SikaBond Construction Adhesive

Step 6: Adding Posts

Feed each post through the openings of the block to cpmplete your bench. SikaBond Construction Adhesive will remain permanently elastic to allow for natural movement between the bonded surfaces. For additional protection we added one coat of all weather stain & sealer.

Creating DIY Concrete Block Bench With SikaBond Construction Adhesive