Although it seems rather easy to waterproof a basement, there are many things that you must consider first. In fact, many of the things that you'll read about here are not discussed often. Before you buy you start, consider the following tips
Basement waterproofing - how does it work?. Let's take a look at the time and tested waterproofing of basement and how it works.
If you can see a home being built the contractor first surveys the lot using the blueprints for the home to be built; then he sights out the lot to find out the best place to start digging and grading the property, then he lays the footer or foundation and begins building the basement walls, lastly the balance of the home follows.
The important point to note is the first one in the list above - that big hole in the ground.
When the walls of the basement are built, there is always a gap left outside the walls which needs to be filled. Loose backfill is what is used to fill this void. Well compacted or not, introducing a huge pile of loose backfill is going to cause problems. Water will always flow in the path of least resistance.
Water will constantly ooze into this area. The conventional way of waterproofing a basement provides some form of drainage pipe for this water to drain away, but the problem with this is that often these pipes get silted up. It's natural enough, the water is bringing all sorts of suspension with it. Allowing these pipes to fill up, can result in an overload of the system, which can be catastrophic to the basement's outside walls. If there are crevices in the walls, water will push through even if the basement walls are waterproofed.
This type of problem doesn't usually go away because the pipes that are supposed to take away the excess water gradually worsen over time.
Many times there is simply no access to these pipes which is a huge oversight. To keep water out of a basement, waterproofing is also applied to the external walls. Usually this is called a tanked system.
If you want to find out if you have water inside the concrete block of your walls simply tap a hole into the concrete block, near the floor, and see if you have water coming out of this block then you may want to consider drained cavity basement waterproofing. This system drains the water from your walls, much the same way you just did, by adding drain holes in the bottom blocks that allows those areas to drain into a type of interior french drain system. To protect the property water is controlled, collected and then made to pass through hidden drainage channels which are either natural drainage or sump pumps.
Waterproofing a basement is reputedly a better system when they are installed internally, have easy access ports for removing any silt and can be applied to basements where traditional tanking or other methods have failed but with minimal disturbance to the original basement.
So to summarise, good basement waterproofing will:
- not disturb landscaping, decks, patios, driveways, etc
- usually be an approved waterproofing method for home loans
- often be substantially cheaper than other waterproofing methods
- usually be a permanent or long-term solution
- stop both ways by which water can enter through the walls and up from the floor
Choose a reputable basement waterproofer when protecting your home, remember it is economically foolish not to waterproof, because the increased value from waterproofing will definitely exceed the cost of the waterproofing.
In conclusion, you want a basement waterproofing system that will deliver:
- not disturb the exterior appearance of your home
- an approved method by home loan lenders
- more affordable than other methods
- a permanent or long term fix
- stop water through the floor and walls
You should look at waterproofing not as an expense but as an investment in the value of your home.
As you can see, the problem of basement waterproofing is not uncommon and there are steps that can be taken to make your life a lost easier when dealing with it.
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