Areas that experience high rainfall or occasional floods, waterproofing is essential. Water damage can be costly to deal with and not just in terms of repair expenses that may follow. Waterproofing offers several advantages – 

  • Seepage of water and dampness can compromise the structural integrity of the house, often resulting in a sagging floor and bowed walls. Fortunately, waterproofing can protect your building. 
  • Mold and mildew thrive in dampness and can cause serious health issues (asthma, eye irritation, skin irritation among other things). Waterproofing will also help protect against rot. 
  • Metals can rust and wood can rot if not protected from water by waterproofing.
  • Waterproofing will save you money in the long run, that would otherwise be spent on repairs and damage control. 
  • Waterproofing will increase the overall value of your home!

The construction industry offers several waterproofing methods, each with its pros and cons –  

  • Cementitious Waterproofing is the easiest method, involving readily available and easy to use materials. It is commonly used in water treatment plans, sewage treatment facilities, dams, tunnels, etc since it best to use in wet areas (like bathrooms and toilets).
  • Bituminous coating or asphalt coating uses bitumen-based materials. It can act as a waterproofing agent as well as a protective coating, especially on concrete surfaces. However, without some additional materials, it is not suitable for exposure to sunlight.
  • Bituminous membrane waterproofing is a method that uses sheet based membranes that usually come in the form of rolls. This method is popularly used for low-sloped roofs due to their proven performance.
  •  The liquid waterproofing membrane consists of a primer coat and two topcoats. The process is used to waterproof a roof by the application of a specialist liquid roof coating and is suitable for all types of roof be it flat pitched or domed. It is cost-effective and can last a very long time depending on the type of polymer used for manufacturing the liquid waterproofing. 
  • The polyurethane liquid membrane method is used for flat roof areas that are exposed to weathering. It offers protection against water, UV rays is wear and weather-resistant and easy to install. However, it is expensive and very sensitive to moisture content. It is important, therefore, before application to evaluate the moisture level of the concrete slab so there is no peeling or debonding of membranes over time.

Although waterproofing accounts for only a small part of the construction costs of a building, ignoring it can lead to a huge amount of money paid for property damage and repairs which could have been avoided. It’s better to be safe than sorry! If you’re looking for waterproofing services, look no further, Waterproofing Auckland has got you covered. 

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