Stone Cleaning Bristol
For historic buildings, stone cleaning is a great way to improves its image and encouraging their occupancy level. It’s however important that this cleaning is done with utmost consideration to some factors like the nature of the material and the effect of the decided technique on adjacent elements. To preserve the masonry, it’s necessary to clean them in a way that can remove soiling of its surface without damaging the fabric. Professional stone cleaning services are trained to use the best-suited methods for removing accumulated dirt from the masonry to give it a clean look.
Why Clean Masonry?
Cleaning can help to preserve masonry by removing the accumulation of dirt, paint coatings like graffiti which can inhibit evaporation of moisture from within the masonry, and cause decay due to excess moisture. The process can also remove some harmful atmospheric deposits and help to slow down decay. Proper cleaning can make existing cracks and other damage more visible, by revealing cracking or missing mortar joints by dirt. Accumulated micro-vegetation and some chemical changes may rid the masonry of a wealth of detailing, colour and textures.
Best Masonry Cleaning Methods
It’s important to use only appropriate cleaning methods on historical buildings, or else the process can damage both the fabric and its exterior decoration of the masonry. Patina is the chemical change that elements bring on the brickwork, and it should be preserved. Indiscriminate cleaning may cause the building to deteriorate faster. Before cleaning is carried out, it’s important to test the chosen cleaning method on a representative part of the stonework that’s also inconspicuous. The areas where soiling is predominant should be identified for more intense cleaning. Also, it’s best to plug open joints and cracks to prevent water from seeping through. Stone cleaning can be carried out using water, chemical or abrasive cleaning methods. Cleaning with water usually involves a misting process where little quantity of water and compressed air to soften and loosen dirt. Washing with fresh, clean water usually follows misting and should be handled by pros to prevent water from penetrating the building. Chemical cleaning, on the other hand, can be done using organic solvents, detergents, paint removers and inorganic chemicals. It’s best for removing graffiti from masonry. Specialists use abrasive methods like sandpapering, dry brushing to clean small patches of encrustations on the building’s surfaces
Cleaning for Different Types of Masonry
To carry out effective cleaning, you should consider the type of stonework on the building. It’s important to use minimal water and chemicals to wash marble and limestone. Sandstone surfaces cannot be cleaned at all with water, and only an appropriate amount of chemicals. Gentle water sprays can be used for bluestone, rendered and polished surfaces. Experts understand how the importance of handling stone cleaning with utmost care. Overcleaning is dangerous to the integrity of the historic building, and it must be avoided at all costs. Stonemason Bristol is a reputable stone cleaning with an in-house team of stonemasons. We use the best methods to improve the aesthetics of your old buildings while protecting the surfaces from the damage of any kind from cleaning.