Imagine living in cold conditions, with the roof continuously dripping rain water in a bucket! Sounds weird right? Well, that’s why homeowners opt for waterproofing services. A strong coat helps reinforce the top structure for years to come. Besides, it restricts mold growth, internal damage to the structure, and corrosion.
Importance of Roof Waterproofing Services
- According to research, 6-10% of individuals are affected by mold spores. These living organisms cause allergies, fungal infections, skin issues, asthma, etc. Roof waterproofing restricts the growth of mold and mildew.
- Foundation risk spalling is restricted by the water-inhibiting membrane. It helps to elongate the useful life of the roof.
- Property value is increased by 25%, provided the membrane is maintained regularly.
- A waterproofing coat reduces dampness and enhances comfort of the interior space.
- These membrane covers are cost-effective; the overall expenditure (frequent repairs) is reduced significantly.
- Waterproofing surfaces help in energy savings, lowering it by 10-15%.
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Roof Waterproofing – Research and Analysis
- The use of waterproofing membranes will increase by 6.07% till 2028.
- A flat roof is not recommended for rainy areas unless a waterproofing system is installed.
- Flat roofs are more susceptible to damage than pitched roofs. A recent study showed that 68% of damage was done to flat roofs while 32% covered pitched roofs. (out of 801 samples).
- Air movement accounts for 98% of water vapor movement in building cavities.
Causes of Leakage in Roofs
- Defective Flashing
- Clogged Downspouts
- Cracks and Holes
- Broken Shingles
- Pipe Boot Failure
- Sitting Debris
- Ice Dam Buildup
N.B. Each issue can be fixed through a detailed process.
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Traditional Roof Waterproofing Methods
Brickbat Coba Method
The Brickbat Coba Process is one of the oldest methods for protecting roofs from water leakage. It absorbs excess moisture from the surface, maintains temperature, and keeps the structure cool. Below is a step-by-step procedure:
- Surface Preparation
- Application of Cement Slurry and Base Coat
- Coating with Waterproofing Compound
- Curing
Lime Terracing Method
Similar to the preceding method except that a lime-based mixture is used to develop the waterproofing coat. While laying concrete over the flat roof, lime molasses is sprinkled over the concrete layer to enhance waterproofing. The curing process takes at least two to three weeks.
N.B. This is not a long-lasting solution for waterproofing surfaces.
Mud Phuska Method
This budget-friendly method is favored in hot and dry locations. The mixture is composed of bhusa sand and clay. The final layer is covered with a mixture of cow dung and mud. To stay water-resistant, the layer has to be cured properly.
N.B. This method is time-consuming.
Modern Roof Waterproofing Methods
Acrylic Waterproofing Services
A rubber-type coating (acrylic polymer) ideal for porous and uneven surfaces. It is preferable for above-grade applications, such as roofs, balconies, terraces, and more. This coating is recognized for its thermal stability, eco-friendliness, and cost-effectiveness.
Bitumen Waterproofing Services
This layer is composed of organic materials that combine together to form a tough water-resistant barrier. This coating is applicable for above-grade and below-grade applications, including roofs, basements, and foundations. It comes in two distinct forms:
- Bitumen Liquid Waterproofing
- Bitumen Membrane Waterproofing
Cementitious Waterproofing Services
A cement-based coating that offers mold and mildew resistance, seamless application, and freeze-thaw resistance. Its application is wide and diverse: roofs, water treatment plants, tunnels, railway stations, dams, bridges, and more.
Does your residence or office need a waterproofing coat? If yes, then connect with Sky Chemical Services, the best company in Karachi, Pakistan. Besides waterproofing, we also offer heat-proofing and fumigation services at reasonable rates. Our experts possess the skill and experience to manage jobs on time.
To book an appointment or get a quote, call or email today!