The residents: Hallie Yacknin and Mark Maier of San Rafael. The goal: To cover the construction gravel that was left in their formerly all-concrete-slab backyard after a drainage problem was repaired ...

Q: My shady back yard could not support a ground cover, so I installed a concrete patio, poured in four sections, about 15 years ago. It is in great shape and appears to be stable, without any ...

The monsoon season often brings unwanted algae growth on patios, balconies, and driveways, creating slippery and unsightly surfaces. Natural solutions like white vinegar, baking soda paste, or lemon ...

Due to high moisture levels in the air, more rain and less sunlight, algae and mould can build up in winter, particularly on outdoor tiling made from concrete, wood and stone. Now, paving specialist ...