Cut the groove as close to the wall as you can about 1 deep and angle it slightly further away from the wall at the end you want the water to flow.
Cutting drainage groove in concrete.
It will be challenging to make the bottom of the groove smooth.
Cutting concrete removing and drainage installation.
Tips for do it yourself.
Will probably cost 150 for 4 hours but you can your can grind down the concrete to how ever you please with it.
Community answer cut two parallel grooves about an inch deep cutting the groove too deep may weaken the concrete then use an impact hammer with a chisel blade to chisel our the area between the two grooves.
Locate the area of the concrete floor where you would like to cut the channel.
If it s raining observe to see the direction of the flow of collected water.
How to cut drain grooves in concrete step 1.
Patience and careful chiseling will be required.
Go rent a scarifier is basically a big concrete grinder.
Snap a chalk line over the concrete where you want the centre of the drainage groove.
Measure to the left and to.
This will make a 1 8 groove.
Check to make sure there are no electrical or plumbing lines.
Before your start plowing into your concrete patio with the jackhammer you need to identify the best spot to cut the drainage channel.
How to cut a shallow channel into a concrete floor.
Simple and fast steps to cut remove concrete.
You want to install the drain at the spot where water pools and collects.
Fill the groove with a good quality concrete caulk and slide a piece of vinyl flashing into the groove.
Place the tip of a walk behind concrete saw blade over the centre of one line.
Snap a chalk line over the concrete where you want the center of the drainage groove.
Don safety glasses hearing protection and steel toed boots for protection.
Cutting concrete removing and.
The outside lines indicate where the concrete should be cut.
Connect one end of a.
Measure to the left and to the right of the chalk line 2 inches and snap two additional chalk lines.