basement waterproofing (2023)

Home»basement waterproofing»New Jersey»Bergen County

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Harrington Park Project Site

After every major storm for the past few months, water has been coming in through our lower level exterior door and somehow making its way up our basement stairs. It's bugging us and we need to find out what's wrong and how to fix it. Thanks!

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New Milford project site

I have an unfinished basement that has a relative humidity of 50 degrees and if I don't use a dehumidifier it gets to 60 degrees. I run DH 24/7 in the summer to keep the relative humidity down. Upstairs RH also has an effect.

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Tenafly Project Site

Basement moisture problems after rainy days (started 2 months ago)

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Tenafly Project Site

The basement has a wall air conditioner that is not strong enough to keep the humidity out.

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Westwood project site

wet basement walls

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New Milford project site

After the storm, there is water in the corner of the basement - I just bought a house

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The project site is in Cliff Park

Every time it rains hard, my basement floods. Not sure where the leak is coming from. I need professional help to solve this problem. Please advise. Thanks

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Lodi project location

Only after a downpour did I have water in a few spots in my basement. Looking for a solution.

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Xiaodukou project site

basement waterproofing

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Midland Park Project Site

Water flows from both sides of the basement. After the foundation leaked under the wall.

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Maywood project site

Quotation requested for replacement sump pump

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Washington Township project site

I often have water in the back of my basement after it rains. Although the number is small, the problem is getting worse.

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Sadr River Project Site

Leak in window well wall, well pump damaged

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Fair Lawn Project Site

We live in a flooded area. I want walls that can get wet without replacement.

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Westwood project site

Only heavy rain like yesterday, basement along the wall crawl space water is not coming from the wall, from what I can see there is a hole in the floor, maybe the sump pump was removed

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Lodi project location

You want to estimate basement waterproofing.

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Tenafly Project Site

You want to fill and repair a crack in the basement. You also want to appreciate the partially finished basement. I hope the work is done soon.

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Project location Bogota

the basement smells damp

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Fort Lee Project Site

potholes in the basement. Why. Where and how to fix it

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Auckland project location

Basements are known to flood during heavy rainfall. The carpet was ripped last year. concrete floor now

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Garfield project site

Water leaking from the walls. There was mold in the basement due to water in the basement. It may be an underlying issue.

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Lodi project location

water leakage during heavy rain

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Westwood project site

mansions flood

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Demarest project location

No active leaks, but weathering on the walls

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Teaneck Project Site

water in the basement

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Bergenfeld project location

Leak discovered in basement after Hurricane Ida. Are you also concerned about the foundation (loose/uneven floors, etc.)

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Midland Park Project Site

basement flooded

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Harrington Park Project Site

The house has just been remodeled with new gutters and downspouts, but the water is still in the back corner of the house (not properly graded). Water flows through the foundation into the basement. Sump pump not working properly, deeper and greater depths may be required.

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Fair Lawn Project Site

The basement flooded after rain.


Click to see why people hire us

Contact us for a free quote!

We specialize in foundation waterproofing using quality basement system products. We will design a custom system to keep your basement dry. As your local basement contractor, we can help you choose the best basement waterproofing options for your home.

For a free, no-obligation basement waterproofing estimate in Bergen County, NJ, fill out the form and your local basement systems company will be in touch shortly.

Basement waterproofing and repair services offered in Bergen County:

  • Basic waterproof
  • Installation of an indoor drainage system
  • Installation and replacement of a sump pump
  • Basement Dehumidifier Installation
  • Basement leak repair

Basement sump pump system

If your basement floods every time it rains or your old sump pump can't keep up, a new basement pump can help keep your basement dry. Basement Systems has tested many pumps over the years and we use Zoeller pumps because we know they work.

Sewage pump features:

  • Durable cast iron pump
  • run quietly
  • Battery backup option for operation during power outages
  • Patented WaterWatch high water alarm

basement dehumidification

Moisture in the basement can cause mold to grow that can damage your home, make you and your family sick, and make your basement and entire home smell musty. The solution is to remove moisture from the air. Basement Systems' SaniDry Sedona Basement Dehumidifier and Air System dehumidifies the moisture from the air in your basement, eliminating the musty feeling and musty smell!

SaniDry Sedona features:

  • The most efficient dehumidifier in the world without bulky heat exchange
  • Self-draining - no need to empty the bin
  • Automatic control maintains the ideal humidity level

Why more Bergen County homeowners choose us:

  • Custom dry basement solutions
  • Exclusive patented product
  • Proven effectiveness Over 25 years
  • Drainage System Transferable Lifetime Warranty
  • Financing options may be available - ask your local dealer

Get a free quote!

Recent requests for basement waterproofing work in Bergen County, NJ:

Project Location: Ridgefield, NJ 07657

Comments: Water leaking from the bathroom walls in the basement. The bathroom was dry, but now I noticed that the floor outside the bathroom hallway was wet. Plumbers checked to see if the leak was coming from a pipe and concluded it was likely rainwater. Beware of standing water after rain.

Project Location: Harrington Park, NJ 07640

Comment: After every big storm for the past few months, water comes in through our exterior door on the lower level and somehow makes its way up our basement stairs. It's bugging us and we need to find out what's wrong and how to fix it. Thanks!

Project Location: New Milford, NJ 07646

Comment: I have a finished basement with relative humidity in the 50s and if I don't use a dehumidifier it will go into the 60s. I run DH 24/7 in the summer to keep the relative humidity down. Upstairs RH also has an effect.

Project Location: Tenafly, NJ 07670

Comment: Wet basement problems after rainy weather (started 2 months ago)

Project Location: Tenafly, NJ 07670

Comments: Basements with wall air conditioners that don't do enough to keep the humidity out.

Project Location: Westwood, NJ 07675

Comment: Wet basement walls

Project Location: New Milford, NJ 07646

Comment: Water in corner of basement after storm - just bought a house

Project Location: Cliff Park, NJ 07010

Comments: My basement floods every time it rains heavily. Not sure where the leak is coming from. I need professional help to solve this problem. Please advise. Thanks

Project Location: Lodi, NJ 07644

Comments: Only after a downpour did I have water in a few spots in my basement. Looking for a solution.

Project Location: Little Ferry, NJ 07643

Review: Basement Waterproofing

Project Location: Midland Park, NJ 07432

Comments: Water ingress on both sides of basement. After the foundation leaked under the wall.

Project Location: Maywood, NJ 07607

Comments: Search for offers on replacement sump pumps

Project Location: Washington Township, NJ 07676

Comments: Water often collects in the back of my basement after it rains. Although the number is small, the problem is getting worse.

Project Location: Saddle River, NJ 07458

Comments: Window well wall is leaking, well pump is broken

Project Location: Fair Lawn, NJ 07410

Comment: We live in a flood zone. I want walls that can get wet without replacement.


What is the most effective way to waterproof a basement? ›

5 Steps to Effectively Waterproof Basement Walls
  1. Remove All Standing Water and Verify That the Area is Completely Dry. ...
  2. Clean and Prepare the Area. ...
  3. Plug Holes and Cracks. ...
  4. Reseal Windows, Doors and Window Wells with Caulk. ...
  5. Apply Waterproof Coating.

How can I waterproof my basement myself? ›

Before You Begin
  1. Step 1: Clean the Area. First you'll want to clean up the areas you'll be waterproofing. ...
  2. Step 2: Plug Holes. For any holes, use hydraulic cement, such as DRYLOK Fast Plug, to plug any obvious holes and large cracks. ...
  3. Step 3: Fill Cracks. ...
  4. Step 4: Seal Openings. ...
  5. Step 5: Apply Waterproof Coating.

Can you waterproof basement walls from the inside? ›

A Drain Tile System Relieves Hydrostatic Pressure And Is the Best Method of Waterproofing Basement Walls From the Inside Only. A drain tile system is a gold standard when it comes to basement waterproofing.

Is Drylok bad for basement walls? ›

Even if you've used Drylock you will need to check for efflorescence; this is evident by sediment and white spots showing up on the walls and floor of the basement. Additionally, using this product in one area can lead to water moving into the basement in another area of the basement.

Can you use Flex Seal to waterproof a basement? ›

Flex Shot and Flex Seal Liquid are great options for attacking a basement wall leak. Flex Shot includes an easy to use extension tube that makes it easy to get into corners or other tight spots. Use a drop cloth on the floor first, for easier clean up.

Is it better to waterproof basement from inside or outside? ›

When dealing with wet basements, most problems arise because of the outside environment. Therefore, it is necessary to look at the exterior portion of the basement and consider waterproofing basement walls from the outside. Waterproofing can prevent seepage through cracks in the basement.

Should I drylock basement walls before finishing? ›

If you don't want to completely finish your basement, but want to protect it from moisture and make it look less like a crime scene and more like a clean part of your home, then Drylok-ing the walls is an easy way to do both!

How do you waterproof an existing foundation wall? ›

The primary waterproofing layer for a foundation wall is usually a liquid applied membrane. We recommend applying two layers of an external waterproofing product like Multi Tight MB 2K Plus from Remmers. It can be applied up to three metres under the ground using a brush, brush/trowel or airless spray method.

How do you waterproof between floor and wall? ›

Using a caulk gun and silicone seal, fill the seams between the floor and the wall. Fill any cracks in the floor as well. Cracks and gaps will attract moisture, so sealing them completely is an important step in making sure your floors are entirely waterproofed. Allow to dry for 24-hours.

How do you clean basement walls before waterproofing? ›

Paint will need to be removed before sealing walls. Use a ventilator mask and gloves when you're cleaning and prepping. First, scrub the walls with a dry brush to remove dirt and debris. Efflorescence, the white powder you often see on masonry, can be removed with muriatic acid solution.

What is the best sealant for basement walls? ›

The Best Basement Wall Sealers - Poly Wall® Waterproofing Barrier Systems. Applying Poly Wall®'s below-grade waterproofing systems to basements with usable space on one side (including crawl spaces) and earth on the other side can significantly minimize structurally damaging and unhealthy moisture-related problems.

Does Drylok cause mold? ›

DRYLOK® Extreme Concrete & Masonry Waterproofer

DRYLOK® Waterproofer not only repels water but also inhibits the growth of mold and mildew.

Does Drylok stop water from coming in basement? ›

It seals porous masonry walls above and below ground to hold back the flow of water, even under pressure, and helps keep basements dry. DRYLOK® penetrates tiny pores in the masonry to form a watertight coating that stops leaks.

What will absorb water in basement? ›

The Mega Moisture Absorber is best for areas with ongoing excess moisture problems. DampRid moisture absorbers attract and trap excess moisture to eliminate musty odors and prevent moisture damage in: basements. closets.

What is the best waterproofing for foundation walls? ›

The Best Approach to Waterproofing New Foundation Walls is Poly Wall® Waterproofing Barrier Systems. Applying Poly Wall® below-grade waterproofing systems to any foundation wall with earth on one side and usable space on the other (including crawl spaces) significantly minimizes moisture-related problems to your home.


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