Get matched with top basement waterproofing pros in Webster, NH

Q: Can mold grow in or behind an encapsulated crawl space?

• <div><p>The purpose of crawl space encapsulation is to prevent mold by blocking moisture and reducing humidity. If the vapor barrier is properly installed, it significantly reduces the chance of mold developing within the crawl space. However, mold can sometimes grow behind the encapsulation material, but it will be sealed away from the main area. Additionally, moisture can still condense inside the encapsulated space, so if you notice excess humidity, installing a dehumidifier is recommended to prevent mold and mildew growth.</p></div>

Q: What is the cheapest way to renovate a basement?

• <div><p>There are several small, inexpensive upgrades you can make to upgrade your basement. Although you still need to adhere to building codes and obtain permits when necessary, you can complete small but mighty tasks like painting the masonry walls and installing entertainment devices to make the space more usable. </p></div>

Q: Can water seep through cracks in the basement floor?

• <div><p>Yes, water and water vapor can seep through cracks in your basement floor, which means you should address all basement floor cracks, even if they don&rsquo;t indicate structural issues. Sealing settling cracks and shrinkage cracks is a good idea to keep water and moisture outside where it belongs. Doing so can improve your indoor air quality, reduce the risk of mold growth, make your home more comfortable, and help prevent pest infestation.</p></div>

Q: Do I need a vapor barrier in my basement?

• <div><p>Yes, usually you will need some kind of vapor barrier on the exterior walls when the framing is attached to concrete and masonry surfaces. </p></div>

Q: How long should you wait after a new build to finish a basement?

• <div><p>You should plan on waiting at least a year and ideally two to three years after construction before finishing your basement. This will give the foundation time to settle in response to the weight of your home and the expansion of the surrounding soil. You can then repair your foundation and seal any cracks as needed before finishing it to reduce your risk of future leaks or other issues.</p></div>

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Verified Reviews for Basement Waterproofing pros in Webster, NH

*The Angi rating for Basement Waterproofing companies in Webster, NH is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Basement Waterproofing needs.

*The HomeAdvisor rating for Basement Waterproofing companies in Webster, NH is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Basement Waterproofing needs.

Last update on January 06, 2026

Reviewed in January 2026
Excellent job these guys are my go to for any home improvement projects. They remodeled my basement and redid my kitchen / bathroom floors etc. Communication was easy any questions I had. They answered almost immediately 10 out of 10. Will be using them again!
603 Contracting LLC
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Reviewed in June 2024
I hired Jeff to power wash my house, do some minor repair work to my deck, and paint it. Jeff works with his wife and partner Teresa. They showed up on time and put in some long hours during a few of the hottest days of the summer. The quality of work performed was outstanding, Iâ m very happy...
Cote Remodeling
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Reviewed in May 2023
Wet Basement Solutions sealed the walls of our basement and installed a sump pump about three years ago. As of today, 5/2/23, our area has experienced a great deal of rain, which would have caused our basement to flood in previous years. Since WBS did their work for us, our basement has...
WET BASEMENT SOLUTIONS LLC
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Reviewed in April 2023
Had a new drop ceiling with recessed lights put in my basement and it looks amazing. Also, had my bathroom remodeling done with all new lighting and a heated floor. Also, had electric outlets and lights put in my outside shed that was ran from my house with all underground wiring . And lastly...
Your House Remodeling LLC
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Reviewed in April 2023
Bryan came to the house to install new stairs in the garage, a pocket door and put up some walls in the basement. He was on time, hard working, and thorough. The time was taken to understand my needs and the job came out fantastic. I would recommend starling construction to anyone with...
B.W. Starling Construction
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Reviewed in November 2022
The first thing Jeff did for us was replace two storm doors, the job was performed perfectly and gave us some solid peace of mind. The second job was to remove and replace our very rickety basement stairs. He coached us through our options and in the end we had exactly what we wanted -- very...
Balance Carpentry LLC
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Reviewed in September 2022
We put an apartment in our basement and needed a bathroom toilet, sink, shower, washer dryer, kitchen sink, fudge water hookup, and a monitor heater put in. Redman did an excellent job and answered all our questions. I highly recommend Redman plumbing and heating.
Redman Plumbing and Heating
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Reviewed in May 2022
They were very polite. Did a great job. They made a room in basement and it's perfect. Can't tell it was a basement. I recommend them highly.
Lux Renovations
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Reviewed in April 2022
If you want quality work this company is who you hire! Great communication and work ethic. We love the completed basement, it's everything we wanted and more.
Running Fox Renovations, LLC
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Reviewed in March 2022
Extremely punctual, professional and full of knowledge. Others had given me quotes almost ten times the amount I paid with Kevins Waterproofing and others wanted to be very invasive with my property. Kevin was very polite and courteous. He was in and out in a few hours and left my home clean. ...
Kevin's Waterproofing
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Find Basement waterproofing pros in Webster

Northern Basement Systems

4.6(

)

Foundation, Basement or Crawlspace - Waterproofing / EncapsulationBasement Drainage Channels - InstallBasement Drainage Channels - Repair

Serving Webster, NH and surrounding areas

Approved

In business since 2010

Free estimates

Warranties offered

"Northern basements was able to fit us in quickly, pulled our crooked cement wall back in-place and sealed the wall to prevent future leaks. The work was timely, communication was friendly and detailed, and price was as to be expected for the large amount of work that needed to be done. We are very pleased with the whole process as well as the results.
"

+25

Response time1 day

7 neighbors recently requested a quote

Recommended by88%of homeowners

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Broman Contracting LLC

5.0(

)

Foundation, Basement or Crawlspace - Waterproofing / EncapsulationBasement Drainage Channels - InstallBasement Drainage Channels - Repair

Serving Webster, NH and surrounding areas

Approved

Free estimates

Emergency services offered

Warranties offered

"Broman did an excellent job, I would recommend them to all y who need their driveway sealed"

2 neighbors recently requested a quote

Foundation, Basement or Crawlspace - Waterproofing / EncapsulationBasement Drainage Channels - InstallBasement Drainage Channels - Repair

Serving Webster, NH and surrounding areas

Approved (Corporate)

In business since 1996

Free estimates

Warranties offered

"Everything completed as rescheduled after a weather delay. The crews arrived on time, did the project (2 foundation Cracks, and cleaned up"

+16

Response time12 hrs

201 neighbors recently requested a quote

Recommended by56%of homeowners

Basement Drainage Channels - Install

Serving Webster, NH and surrounding areas

Approved

In business since 2021

Free estimates

Customers say: Quick response

"Lenny and Nick exceeded all expectations - building a theatre in my basement. The attention to detail, knowledge and professionalism are all second-to-none with these guys. I would highly recommend NH projects to anyone looking for high quality work at a fair price."

Response time5 hrs

Response rate87%

2 neighbors recently requested a quote

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Erickson Foundation Solutions

4.6(

)

Foundation, Basement or Crawlspace - Waterproofing / EncapsulationBasement Drainage Channels - InstallBasement Drainage Channels - Repair

Serving Webster, NH and surrounding areas

Approved

In business since 1979

Free estimates

Emergency services offered

"They did a fantastic job! We have had driving rain since the installation and our basement is bone dry. They came on time, were very polite and I'm very happy with the fast train system they installed."

View of the cracked and bowing field stone foundation wall.

PowerBrace wall supports are installed, and the new steel reinforced concrete wall is formed around them to fully stabilize the bowing foundation wall.

The auxiliary wall is anchored to the floor below and joists above and stabilized with PowerBrace wall supports.

+54

Response time2 days

Response rate100%

3 neighbors recently requested a quote

Foundation, Basement or Crawlspace - Waterproofing / Encapsulation

Serving Webster, NH and surrounding areas

Approved

In business since 2020

Free estimates

Credit card accepted

"I had an excellent experience with Ideal Solutions on my basement remodel. From start to finish, the team was professional, communicative, and detail-oriented. The quality of the work exceeded my expectations, and the finished basement turned out even better than I imagined. Everything was completed on time, and they made the entire process smooth and stress-free. I would absolutely recommend Ideal Solutions to anyone looking for basement remodeling or home improvement work."

11 neighbors recently requested a quote

Recommended by66%of homeowners

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Heritage Home Service

4.5(

463

)

Basement Drainage Channels - InstallBasement Drainage Channels - Repair

Serving Webster, NH and surrounding areas

Approved (Corporate)

In business since 1988

Free estimates

Emergency services offered

"be sure to enroll in their annual maintenance program. It is very cost effective and the folks who have come to the house have been outstanding. They all have a great work ethic and are very courteous"

+16

Response time1 day

396 neighbors recently requested a quote

Recommended by95%of homeowners

Basement Drainage Channels - Install

Serving Webster, NH and surrounding areas

Approved

In business since 2023

Free estimates

Emergency services offered

"Hired EZ excavation for site, prep work and sewer line installation. ERIC was prompt and professional with reasonable prices. Everything went great. I would recommend him for any project."

Response time8 hrs

1 neighbors recently requested a quote

Recommended by90%of homeowners

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Quantum Contracting, LLC

4.3(

)

Basement Drainage Channels - Install

Serving Webster, NH and surrounding areas

Approved

In business since 2015

Free estimates

Credit card accepted

"Quantum Contracting is great! Tyler and Austin are very professional and hard workers. Very efficient and my porch looks fantastic. I would hire them again in a flash and they are very honest and fair and really know what they are doing."

+23

Response time2 days

Response rate89%

12 neighbors recently requested a quote

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Green Home Solutions of North Central MA

4.8(

)

Foundation, Basement or Crawlspace - Waterproofing / Encapsulation

Serving Webster, NH and surrounding areas

Approved

In business since 2021

Warranties offered

Credit card accepted

"Workers very professional and clean up was great. Courteous knowing we were working from home and noise kept so low our callers didnâ t even know work was occurring in house. I must also say workers walking up and down stairs on hardwood steps, not heard! Great group and would hire again if needed, thank you!"

Living Room- Mold remediation - Lowell MA

+11

Response time12 hrs

Response rate90%

52 neighbors recently requested a quote

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Showing 1-10 of 120

Basement Waterproofing questions, answered by experts

The purpose of crawl space encapsulation is to prevent mold by blocking moisture and reducing humidity. If the vapor barrier is properly installed, it significantly reduces the chance of mold developing within the crawl space. However, mold can sometimes grow behind the encapsulation material, but it will be sealed away from the main area. Additionally, moisture can still condense inside the encapsulated space, so if you notice excess humidity, installing a dehumidifier is recommended to prevent mold and mildew growth.

There are several small, inexpensive upgrades you can make to upgrade your basement. Although you still need to adhere to building codes and obtain permits when necessary, you can complete small but mighty tasks like painting the masonry walls and installing entertainment devices to make the space more usable.

Yes, water and water vapor can seep through cracks in your basement floor, which means you should address all basement floor cracks, even if they don’t indicate structural issues. Sealing settling cracks and shrinkage cracks is a good idea to keep water and moisture outside where it belongs. Doing so can improve your indoor air quality, reduce the risk of mold growth, make your home more comfortable, and help prevent pest infestation.

Yes, usually you will need some kind of vapor barrier on the exterior walls when the framing is attached to concrete and masonry surfaces.

You should plan on waiting at least a year and ideally two to three years after construction before finishing your basement. This will give the foundation time to settle in response to the weight of your home and the expansion of the surrounding soil. You can then repair your foundation and seal any cracks as needed before finishing it to reduce your risk of future leaks or other issues.

The Webster, NH homeowners’ guide to basement waterproofing services

From average costs to expert advice, get all the answers you need to get your job done.

See all articles

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•
Jul 20, 2026Jul 20, 2026
How Much Does Basement Waterproofing Cost? [2026 Data]
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•
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How Much Does It Cost to Finish a Basement? [2026 Data]
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•
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How Much Does Crawl Space Encapsulation Cost? [2026 Data]
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