Remove stains with a strong solvent and use hot water and detergent with a stiff brush to clean the steps.
Carpet on concrete steps.
Spread the indoor outdoor carpet adhesive on the treads and molded edges of the concrete steps using a notched spreader.
Measure the width of the steps and of the carpet.
You also need to clean off any debris so you re left with a smooth surface.
Step 2 cut your carpet to fit the steps.
Step 4 align the edge of the rolled carpet with the back and one side of the top step.
Apply concrete patching primer and when the primer is dry fill the indentations with concrete repair filler.
Carpet glue is an incredibly strong adhesive designed to fix rolls of carpet to concrete floors.
When this is dry use a electric grinder to level the surface of the dried filler with that of the concrete.