Brick pointing is not as simple as it looks like. Masonry repair work cannot damage and destroy old homes if you are an informed consumer plus know what to ask. Homeowners are responsible for protecting their home. Brick pointing on old properties performed by most professional masonry contractors Brooklyn, or homeowners educated by brick manufacturers on pointing brick, will result in the destruction of your home.
Most of the best masons may do a great job building a completely new brick wall, but one must use extreme caution when picking them if you own an old house. Brick pointing Bronx NY is a process where about 1 inch of mortar is detached and replaced with new mortar, and this is a very mutual practice and all masonry contractors do this. However, the problem lies in their skills and knowledge of what type of mortar to use. Keep in mind that using the incorrect type will cause permanent damage.
These days, the mortar used is very strong as it contains a huge amount of Portland cement, which is good for some applications. However, it is not a fix-all as masons as well as building supply stores trust. Portland cement is good, and it just should be used in the mortar mixture in low percentage when working with certain materials. The mortar should be softer as compared to the brick it surrounds plus has greater vapour permeability.
Apart from this, it must also be softer than the mortar it is replacing when pointing brick. This is proficient by using less Portland cement but more Lime and Sand. Keep in mind that moisture within a wall requires to escape and evaporate. Also, the mortar that is hard will force the moisture to leak through the softer brick that will result in permanent damage.
Types Of Mortar
There are different types of mortar for repointing bricks. For example- Mortar comes is types. Type M, S, N, O, K, and L. Additionally, Type M is the strongest and contains the highest percentage of Portland cement. On the other hand, Type L has no Portland cement. Besides, Type O and Type K are suggested for historic masonry applications. But Masons are not aware of this. If you are going to hire a brick pointing queens NY masonry contractor, then ask them what sort they would praise and see what they say. You must some research online for hiring a reliable and trusted masonry contractor in NY.
