Walls Waterproofing in New Britain, CT
Keep your basement and crawl spaces dry with professional walls waterproofing services in New Britain, CT from the trusted team at GLV Plumbing.
- Shower Wall Membrane Systems
- Long-Lasting Materials
- Free Estimates
- Quick Leak Detection
Protect Your Home, Call for Walls Waterproofing in New Britain, CT.
Our team is ready to provide the durable waterproofing solutions your property needs.
Reliable Walls Waterproofing Services in New Britain, CT
When you need reliable walls waterproofing for your New Britain, CT property, GLV Plumbing is the team to call. We use proven techniques and high-quality materials to prevent moisture penetration, protecting your home's structure and preventing mold growth.
Our expertise includes:
- Interior and exterior wall sealing
- Exterior block and stem wall sealing against irrigation runoff
- Shower wall and pan membrane waterproofing before tile installation

Additional Plumbing Maintenance Services in New Britain, CT
Our maintenance and specialty plumbing services in New Britain, CT protect your home year-round and extend the life of every system.

Customers
Why Choose GLV Plumbing for Walls Waterproofing in New Britain, CT?
Choosing GLV Plumbing means you're investing in long-term protection for your property. We understand the waterproofing needs of homes in New Britain and install solutions that last.
- Source First, We repair the plumbing or drainage issue before applying any waterproofing.
- Experienced Crew, Our technicians are trained in the latest waterproofing techniques and safety protocols.
- Lasting Solutions, Our team uses proven materials and techniques designed for reliable, long-term water protection.
Citywide Coverage
Whether you have a single-story slab home or a property with a basement, we can protect your walls. We serve homeowners, landlords and businesses throughout New Britain.
Experienced Team
Our team at GLV Plumbing is made up of experienced and certified plumbers who specialize in foundation and walls waterproofing. We stay up to date on the latest methods and technologies to provide the most effective solutions.
Safety-First Approach
We use proper ventilation and protective gear when applying coatings and sealants. Any moldy material we remove is bagged and disposed of safely.
Trusted Certified New Britain Plumbing Services Professionals
At GLV Plumbing, we take pride in providing licensed, certified plumbing services throughout New Britain, CT. Backed by recognized industry credentials, our experienced plumbers combine technical skill with genuine customer care. Whether it is repair, installation, or maintenance, we follow strict safety and quality standards to deliver lasting results you can trust.
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PHCC Plumbing Contractor Recognition
Better Business Bureau (BBB) Accreditation
Angi Certified Pro
ISO 9001 Quality Management CertificationProfessional Walls Waterproofing Services in New Britain, CT
Waterproofing Costs vs. Repeat Water Damage in New Britain, CT
Waterproofing a shower or wall costs far less than repeated drywall, cabinet and flooring repairs. Ignoring moisture also invites mold, which can be expensive to remediate. A typical shower wall waterproofing project falls in the low thousands, while exterior block sealing varies with wall size. We give you a written quote so you can compare options side by side.

Drainage System Integration in New Britain, CT
Effective walls waterproofing often requires a solid drainage system to divert water away from your foundation. This can include interior perimeter drains that channel water to a sump pump, or exterior French drains that collect surface water. Our team designs and installs custom drainage solutions for New Britain, CT properties, so water is managed well and moved away from your home's vulnerable areas.
Plumbing Leak Behind Walls in New Britain
A slow drip from a shower valve, supply stub or drain fitting can soak a wall for months before you notice. We locate the leak with moisture meters, thermal imaging and pressure tests. The damaged section of pipe or valve is replaced, and wet drywall is cut out and dried. Once the cavity is dry, we restore the wall and seal any wet-area walls.
Commercial Wall Waterproofing in New Britain
Restaurants, gyms, salons and offices often have restrooms, locker rooms and kitchens with constant water exposure. We waterproof commercial showers, mop sink walls and restroom wet walls with durable membranes. Work can be scheduled after hours to reduce downtime. We also repair the plumbing behind those walls when leaks are found.
Exterior Foundation Waterproofing in New Britain
Exterior foundation waterproofing involves excavating around the foundation to apply a waterproof membrane or coating directly to the wall. This is often the most reliable method for preventing water from entering the basement or crawl space. We use high-quality asphalt-modified polyurethane membranes or polymer-based coatings that resist hydrostatic pressure and soil movement. Most homes here have full basements, so sump pumps, floor drains, and foundation seepage are frequent plumbing concerns. Proper drainage solutions, such as French drains, are also added to divert water away.
Foundation Crack Repair & Sealing in New Britain
Even minor cracks in foundation walls can allow significant water intrusion. Our services include crack repair using epoxy or polyurethane injection to seal these entry points permanently. This method fills the entire depth of the crack, restoring strength and preventing water penetration. We address both vertical and horizontal cracks, knowing that horizontal cracks can signal structural issues that need a thorough assessment before sealing. Addressing these early prevents further water damage and expensive future repairs.
Foundation Crack Repair in New Britain
Even small cracks in your foundation walls can allow water to seep into your basement or crawl space. Our walls waterproofing service includes foundation crack repair using proven epoxy or polyurethane injection techniques. These materials fill and seal cracks, preventing future water entry and often strengthening the foundation. Addressing cracks early in New Britain homes is crucial to avoid larger, more costly structural issues.

Below-Grade and Basement Wall Waterproofing in New Britain
Some older homes here may have lead service lines or lead solder on copper pipes, which is worth checking if you have young children. Wherever a home has a basement or below-grade walls, heavy rain and snowmelt can push water through foundation walls and cracks. We seal cracks with injection products, apply interior or exterior waterproofing and install drainage where needed. A sump pump may be added if groundwater collects.
Expert Walls Waterproofing Near Me in New Britain, CT
When you need immediate and effective walls waterproofing solutions, don't hesitate to call GLV Plumbing. We pride ourselves on timely service and lasting results, keeping your New Britain home dry and protected. Reach out today for a consultation.
We are very familiar with the homes and ground conditions throughout New Britain, making us the ideal partner for your walls waterproofing needs. Our local experience means the solutions we provide fit your property and the local climate.
GLV Plumbing at a Glance
- Licensed and insured plumbers serving New Britain, CT
- Same-day appointments and 24/7 emergency response
- Clear written estimates, no hidden fees
- 4.8-star rated by 946+ Connecticut customers
New Britain Map
New Britain Information
- Population
- 74,080
- Area codes
- 860/959/475
- Service area
- New Britain and communities within 40 miles
- Nearby
- West Hartford, Bristol, Hartford, Meriden
Effective walls waterproofing is important for homes in New Britain, CT because shifting soil, heavy rains and dry spells can all put pressure on foundation walls.
Expert Services
Trust our professionals for reliable GLV Plumbing solutions in New Britain, CT.
Our Specialized Plumbing Services in New Britain, CT
At GLV Plumbing, we provide a complete range of plumbing services across New Britain, CT. From leak detection to full system installations, our team ensures fast, precise, and affordable service for both residential and commercial properties. Explore our core services below:
How Our Walls Waterproofing Process Works in New Britain, CT
Our walls waterproofing process is designed for maximum effectiveness and minimal disruption to your New Britain home. We follow a clear, systematic approach for lasting protection.
Request a Quote
Call (860) 487-7330 and describe the stains, damp spots or leaks you are seeing. We schedule an inspection and explain what to expect next.
Find the Source
We use moisture meters, thermal imaging and leak tests to locate where water enters. You get a written plan for repair and waterproofing.
Repair and Seal
We fix the leak, dry the area and apply the correct membrane or coating. Showers and pans are flood tested before finishing.
Frequently Asked Questions About Walls Waterproofing in New Britain
Shower wall waterproofing with a membrane system usually runs $1,200 to $3,500 including demolition and backer board, not counting new tile. Exterior block wall sealing often costs $800 to $3,000 depending on size. Below-grade foundation waterproofing generally ranges from $2,500 to $8,000.
Damp proofing is a less robust solution, typically a spray-on asphalt coating that resists soil moisture but isn't designed to withstand hydrostatic pressure. Waterproofing uses stronger membranes, coatings, or drainage systems specifically engineered to prevent liquid water from entering, even under pressure. For basements or crawl spaces in areas with high water tables or heavy rainfall, waterproofing is the right choice.
Look for bubbling paint, soft drywall, stained baseboards and musty odors. White crust on block or stucco walls is another sign of moisture moving through. Loose tiles or cracked grout in a shower also mean water is getting behind.
Interior waterproofing addresses water after it has entered the foundation, usually managing it with sealants and drainage systems inside the basement or crawl space. Exterior waterproofing prevents water from reaching the foundation walls in the first place, usually by excavating and applying membranes or coatings to the outside of the foundation.
Walls waterproofing is a key step in preventing future mold growth by eliminating the moisture source. However, it does not remove existing mold. If mold is already present, it will need to be professionally remediated before or along with the waterproofing process. Once the area is dry and mold-free, waterproofing will help keep it that way.
Skilled DIYers can roll on liquid membranes, but mistakes at seams, corners and drains often lead to leaks. Shower pans also require correct slope and flood testing. Professional installation lowers the risk of hidden water damage.
Yes, GLV Plumbing stands behind the quality of our work. We offer full warranties on our walls waterproofing installations, covering both materials and labor. The warranty details will be outlined in your service agreement, giving you confidence about your investment. Our goal is your complete satisfaction and a dry, healthy home.
Yes. Our workmanship is warrantied, and many membrane systems carry their own manufacturer warranty when installed correctly. We explain the coverage in your written estimate.
What People Are Saying About Our Plumbing Experts?

Sofia M.
Two new toilets installed in one visit, no mess left behind, and the tech even adjusted a faucet he noticed was dripping. Fair pricing and really friendly.
Toilet Installation · Middletown, CT
Laura S.
I scheduled a water heater replacement, and the team made the process smooth and affordable. The new unit works perfectly, and they cleaned up after completing the job.
Water Heater Replacement · Hartford, CT
Emily R.
I called GLV Plumbing for plumbing repair, and the technician was fast, polite, and thorough. They explained the problem clearly and fixed it the same day. I will definitely hire them again. Highly recommended!
Plumbing Repair · West Hartford, CT
Robert G.
The trenchless sewer replacement saved our front yard. They walked us through the camera inspection footage first so we knew exactly what we were paying for.
Sewer Line Replacement · New Britain, CT
James P.
Our commercial plumbing system had a leak under the sink, and GLV Plumbing handled it professionally. The plumbers arrived quickly and restored everything without disruption to our customers.
Commercial Plumbing · Hartford, CT
Patricia H.
We had a slab leak that two other companies could not find. GLV Plumbing located it in under an hour, explained our options, and the price matched the quote to the dollar.
Slab Leak Repair · Hartford, CT













