Leak detection
We locate slab and wall leaks in Sherman Oaks homes with listening and pressure testing tools so repairs target the right spot instead of opening up floors blindly.
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Sewer & trenchless
Plumbing repair

Sherman Oaks, answered 24/7
Sherman Oaks covers two very different kinds of property: hillside homes climbing toward Mulholland Drive and flatland streets north of Ventura Blvd. Each comes with its own plumbing challenges, from long sloped sewer laterals to slab leaks under midcentury homes. New Flow Plumbing inspects with a camera first, so you know exactly what you are fixing and why.
Common in Sherman Oaks
Terrain and tree cover shape most of the plumbing calls we get from Sherman Oaks. Here is what tends to go wrong on both sides of Ventura Blvd.
Local plumber, Sherman Oaks
South of Ventura Blvd, Sherman Oaks rises into the Santa Monica Mountains. Homes on these hillside lots often have long sewer laterals that run down steep grades, sometimes under retaining walls, decks or tight driveways. When those lines crack or shift, open trenching can be expensive and disruptive, which is why trenchless lining and pipe bursting are often worth a look here.
North of Ventura, the streets flatten out into a grid of midcentury homes, condos and apartment buildings. Many of the single family homes sit on concrete slabs, and copper water lines under the slab can develop pinhole leaks over time. Warm spots on the floor, a running water meter or a sudden jump in the LADWP bill are common first signs. Pinpointing the leak before opening the floor saves a lot of demolition.
Sherman Oaks also has a lot of mature landscaping. Large trees shade the residential streets, and their roots are drawn to the moisture inside older clay sewer laterals. As a City of Los Angeles neighborhood, the public sewer main belongs to the city, but the lateral from your home to the main is generally your responsibility. Regular camera checks catch root intrusion before it turns into a backup.

Most requested here
Between hillside sewer runs and slab foundations, Sherman Oaks calls lean heavily toward leak detection, trenchless repair and camera inspections.
We locate slab and wall leaks in Sherman Oaks homes with listening and pressure testing tools so repairs target the right spot instead of opening up floors blindly.
Learn moreHillside laterals running under decks, retaining walls and long driveways can often be lined in place, which avoids digging a deep trench across a steep Sherman Oaks lot and the landscaping on it.
Learn moreA camera inspection shows root intrusion, cracks and sags in your lateral, which is especially useful before buying or renovating a home in Sherman Oaks.
Learn moreWe repair and replace tank and tankless water heaters in Sherman Oaks homes and condos, including flushing out mineral scale and checking the venting, relief valve and gas connections.
Learn moreSherman Oaks FAQ
Answers about service, inspections and local considerations. Call if yours is not here.
Call 818-538-4958Often, yes. If the existing lateral still holds its general shape, lining or pipe bursting can replace it without a long trench down the slope. A camera inspection comes first so we can confirm the pipe's condition and access points before recommending either method.
Common signs include warm spots on the floor, the sound of running water when fixtures are off, damp carpet, cracks in flooring or a water bill that rises without explanation. If the LADWP meter keeps moving with everything off, call us for leak detection.
It is a flat special for a camera run through your main sewer line, with footage you can watch alongside the technician. It gives you a clear picture before paying for any repair. We confirm whether your property qualifies when you book.
Yes. We work with condo associations, landlords and individual unit owners on drain stacks, water heaters, fixtures and leaks. Multi-unit buildings north of Ventura Blvd make up a good share of our calls in the area.
Where we work
From our Van Nuys office we cover every part of Sherman Oaks, including these neighborhoods and areas:
ZIP codes include 91403, 91423
Part of our San Fernando Valley coverage. See all 43 cities
Customer reviews
Reviews come straight from our Google Business Profile.
Posted on Google![]()
Theodore NilssonTrustindex verifies that the original source of the review is Google.
New Flow came out to my mothers house in Reseda and was able to clear the main line blockage. They were there within an hour and had very reasonable pricing. While there they identified another problem with the pipping(it is a 100 year old house lol) and came up with an option to replace some of the pipping. Definitely will be using them again for any problems down in the valley.Posted on Google![]()
ValerieTrustindex verifies that the original source of the review is Google.
Whenever something goes wrong at our North Hollywood condo property, Art answers the phone day or night, which is why New Flow Plumbing has handled our plumbing since the place was built. Just last week a huge problem hit at 10:00 pm with all the tenants stressing out, but they had someone walking through the door in twenty minutes to get it taken care of. They show up ready to work seven days a week for the small stuff and the emergencies alike, so I always know we are covered.Posted on Google![]()
MichaelTrustindex verifies that the original source of the review is Google.
Had a sewage back up at a unit and Art was able to take care of my problem. Due to it being an older house it had quite significant problems (old piping, no clear out,etc). He took care of the clog, add clear out, and also discovered the toilets that were installed were incorrect ones since forever and replaced both toilets as well. He also gave me advice on what he would do with the current drainage problem and what he would do temporarily, and or the future for my piping. Was very reasonably priced. 100% satisfied with the service he provided.Posted on Google![]()
Cherrie !Trustindex verifies that the original source of the review is Google.
Shower was way too cold. Looked at the tank and could tell it was completely done, so we reached out to New flow to fix the plumbing in Granada Hills. The tech got the new hot water heater put in and even cleaned up some sloppy copper fittings left behind from our previous remodel so everything lined up straight. He was wrapped up and out the door by 3p, and the hot water was running before he left.Posted on Google![]()
Ava-Lynnette De La TorreTrustindex verifies that the original source of the review is Google.
Water was backing up into both my toilet and bathtub from a main line clog. A few plumbers gave weird replies, including one guy who threw out a random quote without even checking the pipes. I usually handle small things myself, but I needed real help here. Art came in and mapped out the whole line, running a camera to show me the blockages on the screen. He pushed past 60 feet clearing tree roots and debris, explaining the fix as he went. The final bill matched his quote. Thanks to them I can finally take a shower.Posted on Google![]()
Melanie HernandezTrustindex verifies that the original source of the review is Google.
Great work from the best plumbers in the valley. I had a pretty big job done. They replaced the main water pipe out to the street. It was completed on time and they kept me informed during the down time (waiting for the city to approve the permit.) I would use them again. They are pleasant to work with.Posted on Google![]()
Taye325Trustindex verifies that the original source of the review is Google.
If you need a reliable plumber in Valley Village, save their number right now. Our new tenants moved into our rental last weekend and immediately hit us with a no hot water text. Found New Flow on Google, liked what I saw on their page, and gave them a call. Arman sent someone out just a few hours later. We looked at the old twenty year unit and agreed a full replacement made the most sense. They knocked it out the exact same day, saved my weekend, and kept the tenants happy. Already passed his name to a buddy of mine who hired him shortly after.Posted on Google![]()
Ava LamisonTrustindex verifies that the original source of the review is Google.
My parent's toilet was leaking and after messaging different places, I told my parents this place could fix our problem. Arman was the one who helped us out and after talking to him about a possible broken wax ring, he found the actual problem, roots in our pipes. He hydrojetted the roots and installed something to help keep the roots from growing for the next few years. So if you're have problems related to pipes, my family and I highly recommend coming here.Posted on Google![]()
tal abutbulTrustindex verifies that the original source of the review is Google.
We have been calling New Flow for plumbing services ever since they warned us six years ago that our ancient drain pipes were on their last legs. When the system finally failed, we shopped around for bids on a full repipe. Every single plumber gave us quotes without stepping foot under the house, except them. The team crawled under there, filmed the pipes, and showed us that our water lines were still completely fine. Arman gave us a fair quote for just the drains, and his crew finished the work in one day. Hard to find contractors this upfront and genuine.Posted on Google![]()
ChloeTrustindex verifies that the original source of the review is Google.
I cannot compliment New Flow Plumbing enough. They were recommended by our selling real estate agent for a sewage line inspection. They came out quickly, and Arman was very professional and polite right away. He was able to service the sewage line, provide thorough, expert knowledge, and give us recommendations. The pricing is excellent and fair, and I would definitely recommend using their services again. The HD video was provided for our own viewing, and it was emailed to us within hours of the visit. Overall a very enjoyable experience. 5 stars does not do it justice. Thanks again!!
Call New Flow any time and we will start by finding out exactly what is going on.