If you consider yourself no knowledge about rendering a wall, then you should avoid doing it. If you are willing to take a risk and accept the possible result of those mistakes, then that would be nice and it may serve you a great experience to learn new things. Of course, you need the tools that can give you the rendering of the wall nicer. There are some techniques as well that you can’t underestimate in order to produce a satisfying result. It is acceptable that you make mistakes because this is not your profession.
You may want to search things on the internet in order for you to learn more things. Of course, you should choose those websites or people that are professional. You have to manage your expectations as well as you can’t guarantee that you can copy the same and exact result. There are tendencies that you are using a different tool from them. The size of the wall that needed to be rendered is also different. You can let those professional plasterers in Hornchurch see and check it for you. That would be nice because they can tell you the right steps to do and to follow.
When you are doing the rendering of this cement, you have to make sure that it is well-balanced and the ratio is correct. Others would tell you that it should be applied with specific force so that it would be looking great. When you make a mistake when it comes to the proportion of the cement and there would be some problems such as the holes and obvious cracks on the wall. This could lead to even more serious parts, such as breaking into different cracks. Professional renderer or plasterer can actually make sure that everything is concrete and right.
Another problem here is the preparation that you didn’t prepare in advance. It is believed that some people have no time when it comes to the preparation part. It is also about the patients that they have. This is one of the most common mistakes that you should avoid as it would not result to something that you are expecting to see from your wall. There are times as well that you didn’t clean the surface for the possible rendering, which can lead to different kinds of dirt there and would have a difficult time to stick.
There is a possible issue when it comes to the materials, especially when you overuse the sealer for the wall. The tendency here is that it will be thick and it will be of use on the wall. Remember, as well that a sealer has a different function, such as keeping the possible moisture on the wall less. When you make more mistakes, then you are going to spend more money for the repair. You cannot easily address the issues because you are not professional to handle those problems. If you can hire professional person then that would be better so that they can give you a decent look.