Okay, lets take a look at some issues with concrete. Please select which issue more closely matches your problem:
- Driving rain penetrating through the exterior rendered walls, affecting the insulation and/or causing damp patches on the internal walls.
- White patches or streaks on the exterior concrete walls.
- White patches or steaks on exterior concrete paving.
- Mould, green algae and black lichen stains on my rendered walls.
- Mould, green algae and black lichen stains on my concrete paving.
- Rust / Iron Oxide stains on the surface of my concrete.
- Oil patches on my concrete paving.
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