F Series/Flat Styles: These are ideal for large surface painting and more. Some painters just prefer a flat brush for all applications and it’s all a matter of personal style and finding what works for you. The large is wonderful for stain and poly applications in addition to painting.
1. Let your brush absorb some water before using it for the first time. Spin the handle between your hands for a few seconds to remove the water and your ready to roll.
2. Be sure to use the brush keeper in which you can let your brush hang, so the filament tips will not touch the bottom, but only get "their feet wet". See to it that your brush always stay wet and refresh the water regularly. You will smell when it's time. In this way your brushes will stay in perfect shape for a long time.
3. While working outside the wind and the sun can make waterborne paint dry very quickly, therefore always keep within reach of a can of water in which you can rise your brush every now and then. Because the brush is very easy to clean this will take you no more than seconds. Just a small effort to be able to proceed with a clean an supple brush. Try to get used to it at your advantage.
4. A Cling On! is that supple that it allows you to apply the recommended thickness without any effort. You don't necessarily need a roller anymore to paint doors for example: Use enough paint and work swiftly, and just use the tips of the brush to achieve a smooth and even finish.