DIY Concrete Block Bench

block bench
TIME:                             1 HOUR
SKILL LEVEL: BEGINNER
ESTIMATED COST: $130
How to Make a Concrete Block Bench

A simple DIY project using SikaBond® Construction Adhesive.

PRO Select Products Used
Supplies & Tools
  • Box Knife
  • Masonry Brush
  • (2) 10 oz Catridges 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.

Masonry products
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. 

first blocks
gluing blocks
Step 2: Applying SikaBond® Construction Adhesive

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

applying adhesive
applying adhesive
Step 3: Building Bench Arm

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

building bench arm
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.

building seat layer
building seat layer
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. 

back rest
back rest
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.

adding posts
Before & After
before
after