Common Problems
Your business matters to us. We've put the below table together to help you figure out possible solutions to some of the most common issues we hear about on a day to day basis. Whether it’s damp, or moisture issues affecting your surface, or even dealing with mould mildew, we have everything you need to complete your project and overcome any issue.| Common problems | |||
|---|---|---|---|
| Problem | Preparation | Cleaning product | Basecoat |
| Alkaline | Dry brush the area with a stiff bristle brush. | Dulux Trade Alkali Resisting Primer, Zinsser Bullseye 1-2-3® | |
| Blistering, bubbling | Clean surface and allow to dry. Remove loose material and feather sound edges with fine abrasive paper. | Cleaner/degreaser/ mould killer | Use an appropriate Dulux Trade primer for surface |
| Chalky painted surface | Dry brush the area with a stiff bristle brush. | Fungicidal Wash | Dulux Trade Alkali Resisting Primer, Zinsser Grade 1® |
| Chalky wall surface (weathered exterior) | Dry brush the area with a stiff bristle brush. | Cleaner/degreaser/ mould killer | Dulux Trade Weathershield Stabilising Primer, Zinsser Grade 1® |
| Damp, moisture | Clean surface and allow to dry. Remove loose material and feather sound edges with fine abrasive paper. | Cleaner/degreaser/ mould killer | Coo-Var Anti Damp Paint, Zinsser Watertite® |
| Efflorescence | Dry brush the area with a stiff bristle brush. Clean area and allow to dry | Cleaner/degreaser/ mould killer | Dulux Trade Alkali Resisting Primer, Zinsser Watertite® |
| Fire protection | Dulux Trade Pyroshield, Thermoguard, Bollom for Metal and Timber | ||
| Fire damage, smoke soot | Dry brush the area with a stiff bristle brush. Clean area and allow to dry. | Dulux Trade Alkali Resisting Primer, Polycell Stain Block, Zinsser B-I-N®, Zinsser AllCoat® (Solvent Based)* | |
| Germs | Dulux Trade Sterishield | ||
| Mildew | Remove loose material and feather sound edges with fine abrasive paper. Clean surface and allow to dry | Fungicidal Wash | Zinsser B-I-N® (for interiors) Zinsser Cover Stain® (for exteriors) |
| Mould | Remove loose material and feather sound edges with fine abrasive paper. Clean surface and allow to dry | Fungicidal Wash | Dulux Trade Mouldshield |
| Odours | Clean surface and allow to dry | Cleaner/degreaser/ mould killer | Zinsser B-I-N® |
| Porous surface | Clean surface and allow to dry. | Cleaner/degreaser/ mould killer | Dulux Trade Alkali Resisting Primer |
| Powdery surface | Dry brush the area with a stiff bristle brush. Clean area and allow to dry | Cleaner/degreaser/ mould killer | Dulux Trade Alkali Resisting Primer |