Resurface Old Concrete Porch

How to resurface worn concrete.

Resurface old concrete porch.

Before resurfacing strip off any paint or sealers from your concrete surface and watch the weather. Due to its mud like consistency this coating takes rather long to set. Hold the end of the power washer 3 4 inches 7 6 10 2 cm from the surface of the concrete and pull the trigger to shoot out water. Use a power washer to remove dirt and loose concrete.

Resurfacing takes most of a day but your walkway will be back in pristine shape once you re done. A high strength 3500 psi pressure washer must be used to remove any dirt oil grease or deteriorating concrete. Put the powder in the wheelbarrow or cement mixer. You do not want to fill in your existing control joints so apply duct tape over them.

Instead of starting over with a new patio you can upgrade its appearance and strength with a cement based overlay. Use concrete with at least 3 000 psi and good adhesion. It s important to immediately cover the wet cement paint with the stucco mix. Instructions for resurfacing a concrete patio wash the existing concrete surface with a power washer.

After applying your first coat you will have to wait 24 hours until reapplication. Force the thick paste into the cracks with a putty knife. Usually one coat is thick enough to resurface eroded wood and give old weathered concrete a new look. Add liquid a little bit at a time to a peanut butter consistency.

This patio i repaired the small cracks lightly ground the surface applied the overlay with a hand trowel at about 1 16 inch thick then dragged a broom across the overlay to give it a broomed finished look. Concrete patios with minor damage but in otherwise good condition can be transformed with concrete resurfacing. Saturate the surface with water and then remove any standing water. This step will help the new concrete adhere to the old surface.

The concrete comes with its own bonding agent. Temperatures should remain above 50 degrees f for 8 hours after the pour and above freezing for 24 hours after that. Repair deeply spalled areas and large cracks. Plug the power washer in connect it to a water source and turn on the machine using the switch.

Your resurfaced concrete patio can be stamped stained or stenciled and have color added. For larger cracks up to 1 2 inch wide use concrete repair caulk. Spritz the old concrete with a little water to make it damp before applying the cement paint. This coating has a consistency of mud making it perfect for quick fixes.

Concrete resurfacing using an overlay can make an old cracked and pitted concrete patio look like new again. For hairline cracks up to 1 8 inch wide mix four parts of ardex concrete dressing to one part water.