A Guide In Masonry Repair
The strongest and most durable construction material for a long time has been the brick. As a matter of fact, there are actually a lot of buildings made of bricks that are still standing today. But you need to take note that masonry also has its weakness. That is why it is important for you to call a professional right away after you will discover some great moisture damage and crumbling bricks. But if the cement mixtures between the bricks are decaying, you need to do something about it. This article will help you learn how you can replace a bad mortar joint so that you the structural integrity of your brick work will be prolonged and preserved.
First, you should use some tools. You will need an angle grinder with a 4 to 4.5 inch diamond blade, as well as a rotary hammer drill that has a flat chisel head bit. You should also make use of a tuck pointer and a trowel, and a flat blade that will pressure the new mortar to the joints. It is also important to have a joint raker or some other similar tool for the shaping and smoothing of the wet paste in order to complete the repair. A bag of mortar and a bucket is also needed for this.
Knowing how bad the problem is important for a successful masonry repair. You can do this by using a house key and scratch it on the joints between the brick. Take note that solid mortal will not crumble so it needs to be replaced if it will come out in chunks. Once all of these information are gathered, an angle grinder will be used to make a horizontal cut below and above each of the joints. After the bad sections will be cut loose, the hammer drill will be working through the grooves and will chisel them out of the wall. A stiff paintbrush can also be used to clean out the new grooves.
Once the bad mortar is removed, a new batch of mortar should be mixed up. The bag of mortar should be mixed with water based on the instructions and the final consistency must be similar to a thick peanut butter. A glob of paste must be placed on top of the trowel and the trowel should be placed in the empty groove. A tuck pointer will tightly pack the new mortar in between the bricks. During the process of filling in the grooves with new mortar, it is important to always check if the paste is not set and hard. A new masoned joint usually is ready to strike after thirty minutes of application. So every time you will need a masonry repair, you need to make sure that you know the professionals to call.