1. SOLUTION FOR ROUGHNESS FROM SAND
- Pre-mixed rendering product should be used in order to avoid the contamination.
- Mixing equipment and tools should be clean.
- Use weber.base skim coat for finishing.
PERFECTLY SMOOTH FINISHING LEAVING NICELY TROUBLE-FREE WALLS
There are many difficulties builders have to face during and after many attempts to make a perfectly fine walls. However, due to making the wrong choices and deep rooted with old techniques and such, many builders are being interrupted again and again. But don't worry weber can show you the way to become really professionally in doing this to impress your homeowner and bosses.
Common issues and queries you can face
1. ROUGHNESS FROM SAND
Jobsite-mixed render normally consists of sand and cement. Without skimming, sand that is the main component in will be visible on finishing surface.
2. HAIRLINE CRACKS
Small cracks that are not more than 0.1 mm wide are mostly found on both internal and external walls and columns in damp areas or hot and very dry areas. There are many factors which causes hairline cracks. They are drying shrinkage. Disproportion mixture o Very hot and dry atmosphere Hairline cracks do, anyway, not affect buildings' structure, but only the beauty of overall image.
3. BUBBLES AND SMALL GROOVES
Air is basically unavoidable when pouring concrete into mold, which later creates bubbles and small grooves.
4. Flake-off paint
The causes could be; Paint over onto non-curing rendered walls with high moisture content inside. Using inappropriate primer before painting o Unqualified painting quality. Dirty substrates.
