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How Much Basement Waterproofing Costs

Average Cost to Waterproof a Basement Per square foot, the average cost is $3 to $10. For minor fixes, costs can be as low as around $600, while at the same time extensive and involved waterproofing jobs can set some homeowners back by as much as $10,000.

How much does waterproofing foundation cost?

The cost of waterproofing a basement varies based on a number of factors — the primary one being the square footage of your home. On average, homeowners can expect to pay $3 to $10 per square foot for basement waterproofing costs, plus labor costs. According to HGTV, it costs between $500 and $1,000 to seal a basement.

Is it worth it to waterproof your basement?

Waterproofing your basement is worth the investment because you won’t have to be concerned about mold growth. If this has been an issue in your home, you may see improvement in your breathing after the job is done. Mold and mildew can lead to many health issues if left untreated.

Can I waterproof my basement myself?

DO apply a masonry waterproofing product to bare interior basement walls. If your foil test showed that water is soaking through your basement walls and leaving them wet, seal the interior of the walls with a high-quality waterproof paint, such as DRYLOK White Extreme Waterproofer (available from Home Depot).

How much does it cost to waterproof a 1000 sq ft basement?

Waterproofing a 1,000 sqft. basement costs $4,118 on average, or about $3 to $9 per square foot, which includes sealing interior and exterior walls. Minor repairs and crack filling costs $1,500, while complete drainage improvements range from $2,000 to $6,000.

Is it better to waterproof basement from inside or outside?

Investing in a good interior waterproofing system can greatly reduce the risk of a flood in your basement. Exterior waterproofing can be expensive, but it keeps water away from your foundation and from getting inside your home or into your basement.

How long does it take to waterproof a basement?

To sum up, Basement Waterproofing timelines can vary depending on what needs to be done. As a general rule, the projects should be encased within 3 days, many times much less time than that. Most of our repairs are done within a day. It is when we have the larger projects that the timeline can be extended out 2-3 days.

Why does my basement leak when it rains?

The most common causes of basement leaks is pressure created by water in the soil surrounding the foundation. During periods of heavy or persistent rain, the soil can become saturated, creating hydrostatic pressure (or water pressure) that can push moisture and water through your basement walls and floor.

How do I stop water seepage in my basement?

Here are eight strategies to keep water out of your basement. Add Gutter Extensions. Plug Gaps. Restore the Crown. Reshape the Landscape. Repair Footing Drains. Install a Curtain Drain. Pump the Water. Waterproof the Walls.

How do I stop water seepage in my basement floor?

Seal Your Basement or Garage Floor – The proper method is to deep seal the concrete floor first with RadonSeal Concrete Sealer. RadonSeal provides the permanent waterproofing solution for concrete slabs by stopping capillary water seepage due to hydrostatic pressure or wicking water.

How do you waterproof a basement on a budget?

Here are some affordable ways to waterproof a basement: Gutter maintenance and downspout extenders. Foundation crack maintenance. Underground downspout extensions. Add a drainpipe. Floor barrier. Put in a french drain. Floor drain add ons. Install a dry well.

Does Flex Seal work on basement walls?

Flex Seal Liquid is thicker than paint and dries into a strong, rubberized coating. It can also help seal out air, water, and moisture and is chemical and mildew resistant – making it a great choice for your basement walls.

Should you seal basement concrete?

Whether you plan on finishing your basement space or keeping it in its original state, it is important to apply a waterproof sealant to the concrete floor in order to lock out moisture. An epoxy-coated basement floor is one of the best ways to maintain and preserve your space.

How do you fix hydrostatic water in a basement?

The most common solution for hydrostatic pressure is a drainage system or a French drain. A foundation drainage system has four main components: the drainage pipe, gravel or drainage stone, the concrete that covers the gravel and the discharge system that consists of a sump basin and sump pump.

How do you waterproof interior basement walls?

Apply a masonry waterproofing product to the walls Seal/coat the interior of the walls with a suitable masonry waterproof product. When the paint dries, the sealant forms a watertight bond to stop water from seeping through. This is how you can waterproof your basement walls from inside.

Can you waterproof a foundation from the inside?

Waterproofing only the inside of a basement isn’t a permanent solution. It might buy you some time if the outsides of the foundation are weakened, but it can’t prevent all problems. The moisture you notice in the basement is usually a problem that starts from the outside of the foundation.

How much does it cost to waterproof an exterior wall?

Per square foot, the average cost is $3 to $10. For minor fixes, costs can be as low as around $600, while at the same time extensive and involved waterproofing jobs can set some homeowners back by as much as $10,000.