Local Basement Waterproofing & Foundation Repair Professionals in Montgomery County, MD

Robert from Gaithersburg, MD called NV Waterproofing after finding us during an internet search. Michael, our project design specialist, went out to Robert's home to provide him with a free on-site estimate for Basement Waterproofing. After agreeing to the proposal he received, Robert hired us to do the job. Our installation team installed our WaterGuard System, which catches the water before it ever gets into the basement, and drains it to a sump pump. They also installed our SuperSump, which will pump the water from our WaterGuard System outside and away from the foundation. 

Todd, from Takoma Park MD, was getting water in one section of his basement, and he couldn't figure out how to fix this problem. He called NV Waterproofing to set up a free on-site estimate for repairs, after seeing us on-line. We sent out one of our top system design specialists, Michael, to give Todd a quote for the repairs.

After going over all of his options, Todd decided to have our Waterguard System installed around the perimeter of his basement. This system will capture the water before it floods his basement and bring it to our Sump Pump System, which will pump the water out and away from his foundation. Todd will not have to worry again about seeing water in his basement. 

Thomas, from Potomac MD, called NV Waterproofing after finding us during an internet search. He was noticing that his block foundation wall was cracked and bowing inwards.  We sent out one of our top system design specialists. Michael, to assess the situation and provide Thomas with all of his options to stabilize his foundation wall.

Our installation team wound up installing 5 of our CarbonArmor Wall Straps, which stabilized the wall, and required no exterior excavation. This put Thomas' mind at ease, as he will not have to worry about the wall caving in. 

Leonard from Potomac MD noticed that his beautiful retaining wall, which runs along his driveway, was starting to bow outwards. He went online to search for a company that would be able to repair the wall and that is when he found NV Waterproofing. 

Leonard set up an appointment for a free on-site estimate with one of our top system design specialists, Kevin, who prepared a quote for having our GeoLock Wall Anchor System installed to prevent the wall from bowing further or even collapsing. 

Our GeoLock Wall Anchor System permanently stopped the movement of the wall and straightened it back up to its original position. Now Leonard has piece-of-mind that his wall will not fall down onto his driveway. 

A homeowner in Clarksburg, Maryland had been a resident for 30 years. Since they lived there, water was always an issue in the basement. Finally, they decided they had enough and decided to get some estimates. Price was very important in their decision-making process and they felt NV was the best company to work with. After having the WaterGuard drainage system installed, they will never have to worry about water in their basement again!

A homeowner in Potomac was experiencing a terrible odor coming from their crawlspace. After research, they found that the smell was a result of moisture in their crawlspace. After a couple of estimates, they felt NV were the right choice because of their good reputation, thorough inspection, and valued warranties. After having their crawlspace encapsulated and conditioned, the odor has disappeared! 

A homeowner in Potomac, MD had lived in her home for 30 years. When she first moved in, she noticed water damage on her back basement wall but decided to never deal with it. After 30 years, she finally had enough. She decided to get a couple of estimates and after meeting with NV Waterproofing, she was able to put together a project with us that fit her budget and solved her waterproofing problem. Now, she can finally enjoy her whole basement!

A Bethesda resident had been experiencing seepage in his basement around his window but he could not understand why. He decided to have professional help, he called NV Waterproofing & Foundation Repair. After Michael assessed the situation, he showed this homeowner that he needs a more protective window well for his basement window. Now that they have the SunHouse Window Well, they are protected from water seepage and also noticed all the sunlight it brings to the basement.

This Bethesda home was experiencing low levels of moisture on their basement drywall. To prevent future mold growth, they needed to have the moisture stopped. They used NV to install a new exterior coating and layered protection.

A homeowner in Bethesda decided to update their basement waterproofing system, which was several years old and clogged. Their favorite feature of their system is the air-tight sump that helps prevent any odors.

This Silver Spring homeowner was tired of the downspout dumping water nexter the foundation every storm. They learned how much a downspout extension would benefit their home's structure so they didn't hesitate when moving forward with the work. Now, they are confident their home is being taken care of.

The homeowner expressed concern about water intrusion into the garage during periods of heavy rainfall, owing to the slope of the driveway. They were keen on waterproofing that particular side of the house. We responded by installing a Waterguard along with a Clean Space Wall system. In addition to this, we set up a discharge line integrated with the drain.

The homeowner expressed anxiety over the accumulation of water in the crawlspace beneath their residence. Following a thorough property inspection, our proposed solution to maintain a dry crawlspace and a warm home involved lining the crawlspace with drainage matting. We then used CleanSpace and Silverglo insulation to ensure the space remained dry.

A customer from Brookeville, MD reached out to us with concerns regarding a visible crack in their home's foundation. This was a matter of serious concern due to the potential structural issues it could pose and the potential for water damage in the basement.

Our technical advisor promptly scheduled an on-site visit to thoroughly inspect the situation. After a comprehensive examination of the foundation, assessing the severity and the potential implications of the crack, we concluded that the most effective solution would be a crack injection repair.

The customer agreed to the proposed solution, and our team was dispatched to perform the repair. The job was executed meticulously, ensuring every detail was taken care of. The crack was completely filled and sealed, reinforcing the foundation and securing the basement from potential water intrusion.

The customer expressed concerns regarding excessive moisture in their crawlspace. In response, our technical advisor conducted an on-site inspection. The findings suggested that the homeowner could benefit from installing a smart sump pump coupled with exterior discharge lines. These installations will facilitate the extraction of water from the crawlspace. Additionally, we advised the homeowner to install two dedicated circuit outlets to operate the sump pump and the new Sanidry system efficiently.

The homeowner discovered mold and damp walls in their basement, prompting them to remove all finished parts of the basement to address the water intrusion issues. Our team of technical advisors conducted a thorough inspection of the basement and recommended a comprehensive interior and exterior waterproofing system.

The recommended measures include:

• Installation of the WaterGuard sub-floor drainage system
• Installing a Pop up Emitter and WellDuct on the window well 
• Placing a perforated corrugated pipe under the slab to collect water and direct it to the sump pump.
• Incorporating an IceGuard system to prevent floods from clogged or frozen discharge lines.
• Establishing an exterior discharge line
• Installing the TripleSafe pump system, equipped with a twin liner, 1/3 hp cast iron primary AC pump, 1/2 hp cast iron AC back-up pump, and UltraSump battery back-up pumping system with charging/control box with alarm, and 120 amp sealed maintenance-free battery. This also includes 3 CleanPump stands, an airtight lid with airtight floor drain, and a WaterWatch alarm system.
• Applying IceGuard to prevent floods from clogged or frozen discharge lines.
• Implementing the CleanSpace Wall System on the walls
• Installing the SaniDry Sedona high-performance dehumidification and air purification system, with both supply and return air ducted to the SaniDry Sedona system.
• Utilizing Mold-X 
• Installing an exterior discharge line 
• Implementing an Exterior Pump System, including the Flu Line. This involves primarily or wholly digging with equipment, excavating a trench to expose the foundation wall from grade level to the base of the footer. Any dirt and debris on the wall will be removed, and the wall will be thoroughly cleaned. Cracks, seams, holes, and imperfections in the foundation wall will be sealed, followed by the application of liquid rubberized waterproofing sealant to subgrade walls. A semi-rigid drain board will be installed on treated walls, secured with a termination bar, and sealed with caulking material. A French drain system embedded in gravel, enclosed by filter fabric, will be installed, draining to a sump pump or directly to the exterior area of the house. Finally, the excavated area will be backfilled, graded, and tamped.

In Rockville, Maryland, a homeowner was battling a significant water leakage issue in their basement, leading to mold and poor air quality. Our team swiftly responded, diagnosing the problem as water seeping through the cinderblock walls. We implemented a comprehensive waterproofing solution, starting with the removal of the affected walls and flooring. The installation of a Cleanspace vapor barrier and WaterGuard system prevented further moisture intrusion. An interior drainage system was set under the concrete, coupled with a Super Sump pump to redirect water away from the home via an Exterior Discharge line. The result? A once damp and moldy space transformed into a clean, dry area. The homeowner was delighted with the outcome, enjoying a healthier living environment and peace of mind. This project underscores the value of professional waterproofing in safeguarding homes against water damage.

A homeowner in Gaithersburg, MD, faced water intrusion issues in a recently added section of their home. Our technical advisor conducted a thorough inspection and determined that an interior waterproofing system was necessary to address the problem. During the assessment, asbestos was discovered in the area, necessitating its removal before any further actions could be taken. Once the asbestos was safely removed, we proceeded to install a WaterGuard system designed to effectively channel water away from the home. The system includes an interior drainage setup that directs water to a Triple Safe sump pump. This sump pump is engineered to withstand even the toughest weather conditions, featuring two additional backups for enhanced reliability. Finally, the water is expelled from the property through an exterior drainage line, ensuring the home remains dry and protected.

The customer expressed concerns about the water and humidity levels in their Potomac, Maryland basement. In response, they reached out to NV Waterproofing and Foundation Repair for an effective solution. Our technical advisor conducted a thorough inspection to identify the sources of water intrusion in the basement. Based on the findings, we decided to install three window well drains and the WaterGuard system throughout the basement. This system channels water to a TripleSafe sump pump, which then expels it through a drainage line leading outside, away from the property. Additionally, we installed a Sedona dehumidifier to eliminate excess air humidity and lined the basement walls with a CleanSpace vapor barrier for further protection. The customer was satisfied with the outcome and looks forward to enjoying a clean, dry basement for many years ahead.