November 24, 2025

Bathrooms deal with water every day. Showers, baths, and sinks all bring moisture into your home. Over time, this moisture can cause damage you may not see right away. Cracked tiles, soft floors, and mold are common problems when bathrooms are not properly sealed. That is why waterproofing bathroom protects your home from these hidden issues. It keeps water where it belongs on the surface and out of your walls and floors. Whether you live in a classic home in Pasadena or a modern condo in Downtown LA, waterproofing helps keep your bathroom safe, clean, and strong. Now, let us take a look at what this service might cost and what goes into the process. Bathroom Waterproofing Cost in Los Angeles Many homeowners ask, “How much does it cost to waterproof a bathroom?” The answer depends on the size of your bathroom and how much work it needs. Some jobs are simple, while others may need more time and materials. Average Costs: Other factors can affect cost, like water damage or outdated plumbing. Homes in older neighborhoods like Echo Park or Highland Park may need extra prep before waterproofing bathroom can begin.  Once you understand the cost, the next step is learning what actually happens during waterproofing. What Happens During the Waterproofing Bathroom Process? The bathroom waterproofing process includes a few key steps. In fact, each one is important to make sure your bathroom stays dry and damage-free. Step-by-Step Waterproofing Process: 1. Inspect and Prepare We check for signs of damage, then clean and prep the surfaces. 2. Apply Waterproofing Membrane Then, we add a layer of waterproof material to areas with high moisture, like showers, tub walls, and bathroom floors. 3. Seal the Edges Corners, seams, and joints are sealed tightly with waterproof tape and sealant. 4. Allow for Curing Time The waterproof layer needs time to dry completely before we move on. 5. Finish With Tile or Flooring Once everything is sealed and dry, we install your new tile, grout, or flooring. This process creates a solid barrier between water and the structure beneath your bathroom. Now that you know how it’s done, let’s explain a common question we hear. Is Waterproofing the Same as Water-Resistant? No, they are not the same. Many people think tiles or grout are enough to stop water. While they help, they do not block all moisture. If you live in an area like Santa Monica or Culver City, where humidity levels can shift, proper waterproofing makes a big difference, especially for older bathrooms. Now that you know what waterproofing is, let us talk about why it is a smart investment. The Benefits of Waterproofing Bathroom Waterproofing might not be the first thing you think about during a bathroom remodel. Still, it brings real value and peace of mind. Here’s What You Get: These benefits are why many homeowners add waterproofing to their bathroom remodeling projects. If you are ready to hire a bathroom remodeling contractor, here’s what to know. Choosing the Right Waterproofing Bathroom Contractors in Los Angeles Not every contractor has waterproofing bathroom experience. Thus, it is important to choose a team that understands how water affects your home and how to protect it the best way possible. Look for a Contractor Who: At Summit Remodeling Group, we have helped homeowners from Burbank to Venice protect their bathrooms for over 10 years. We handle the entire process from prep to finish, so you get a dry, durable, and beautiful result. At this point, let us move on to when you should get your bathroom waterproofed. When Should You Waterproof a Bathroom? The best time to waterproof is during a remodel. If you are replacing tile or updating plumbing, it is easy to add waterproofing bathroom during the work. However, you do not have to wait for a full bathroom remodel each time. Some signs mean it’s time to waterproof now: If you notice any of these issues in your home, whether you are in Mid-City, Sherman Oaks, or beyond, it’s a good idea to act fast. Still, preventing damage is always easier than repairing it. Now, let us wrap things up with what to do next. Waterproofing Services Near Me: Call the Experts at Summit Are you tired of dealing with bathroom leaks or outdated finishes? Let Summit Remodeling Group help. We specialize in waterproofing bathroom spaces to prevent damage and give your home a clean, modern upgrade. As a licensed, Yelp-verified, and 2025 Best of Houzz Service awardee, our reputation speaks for itself. Worried about the cost? Financing a home project doesn’t have to be stressful. We offer up to $250,000 in unsecured financing, plus no payments and no interest for up to 18 months. That means you can get the work done now and pay later—on terms that work for your budget. We also offer long-term payment plans up to 20 years and competitive interest rates. If you are a homeowner in Los Angeles, from West LA to Highland Park, there is no reason to wait. Your new bathroom starts with a conversation. Call (310) 695-8228 today and let Summit Remodeling Group show you how simple the process can be.