2
votes
1answer
1k views

How should I clean my slate and stucco outdoor patio area?

I have a patio with a slate floor, with (what used to be) a bright white grout of some sort, surrounded by stucco half-walls that are topped with additional slate. The stucco has a rough surface. ...
4
votes
4answers
6k views

How do I safely clean my paver stone driveway?

I sprayed moss killer to prevent moss from growing between the cracks of my paver stone driveway. I tested a small area first to make sure it wouldn't stain the paver stones. It looked fine after ...
7
votes
2answers
473 views

Can old concrete fragments be cleaned and used as crushed stone?

Suppose I need to replace old concrete on a driveway or in any similar scenario. The usual way is to just gather all the old concrete and dispose it to a landfill, then buy cement, sand and crushed ...