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Your Trusted Plumbing Partner in Orange County, CA
At RSM Plumbing, we have built a legacy of excellence spanning over six decades, serving residential and commercial clients across Orange County, CA. Our commitment to reliability, transparency, and customer satisfaction defines our approach to every project. With 24/7 emergency services and a team of licensed, certified technicians, we deliver efficient solutions for plumbing repairs, installations, water heater maintenance, drain cleaning, electronic leak detection, and sewer line services. Our state-of-the-art tools and well-stocked fleet ensure prompt, accurate diagnostics and repairs, while our upfront pricing policy guarantees no hidden costs.

Rooted in traditional values and enhanced by modern innovations, we prioritize your satisfaction through personalized service and a performance guarantee. As active community members, we take pride in supporting local initiatives and fostering trust within the neighborhoods we serve. Our dedication to quality, combined with decades of experience, positions us as a trusted partner for all plumbing needs. We operate with integrity, ensuring every client receives professional, transparent communication and dependable results. Choose RSM Plumbing for a seamless experience where your plumbing needs are our top priority.
Services
Plumbing Repairs Emergency Services Drain Cleaning Water Heater Maintenance Leak Detection Sewer Line Services
Highlights and features
  • We offer 60+ years of combined plumbing expertise with licensed technicians.
  • Our 24/7 emergency services ensure immediate response to urgent plumbing issues.
  • We utilize state-of-the-art diagnostic tools for accurate leak detection and repairs.
  • Our 'no surprises' pricing policy guarantees transparent, upfront costs.
  • We maintain a fleet of well-stocked service vehicles for efficient on-site solutions.
What people say
Excellent job Very personable Fair price Trustworthy Prompt service
Services
Plumbing Repairs
Our plumbing repair services address leaks, pipe bursts, and fixture malfunctions with precision and speed. Using advanced diagnostic tools, we identify root causes and implement durable solutions. Customers benefit from minimized downtime and long-term system reliability, backed by our performance guarantee.
Emergency Services
Available round-the-clock, our emergency plumbing services resolve urgent issues like flooding, gas leaks, and sewer backups. Rapid response times and fully equipped service vehicles ensure critical problems are mitigated swiftly, preventing property damage and restoring safety.
Drain Cleaning
We employ high-pressure jetting and mechanical augers to remove stubborn clogs and buildup in residential and commercial drainage systems. This service improves flow efficiency, prevents recurring blockages, and extends the lifespan of plumbing infrastructure.
Water Heater Maintenance
Regular maintenance extends water heater longevity and efficiency through tank flushing, anode rod inspection, and pressure testing. We service all major brands, ensuring optimal performance and early detection of potential failures.
Electronic Leak Detection
Using acoustic sensors and thermal imaging, we pinpoint hidden leaks in walls, floors, and underground lines without destructive excavation. This non-invasive technology reduces repair costs and preserves property integrity while preventing water damage.
Questions
What emergency plumbing services are available?
We provide 24/7 emergency response for urgent issues like leaks, floods, and gas line failures. Our technicians arrive equipped to handle critical repairs immediately.
Do you offer upfront pricing?
Yes, we provide transparent cost estimates before starting any work. There are no hidden fees or surprise charges in our service model.
What areas do you service?
We serve all of Orange County, CA, including Rancho Santa Margarita, Irvine, Laguna Niguel, and surrounding communities for residential and commercial plumbing needs.
Are your technicians licensed?
All our plumbers hold active California state licenses and undergo regular training to maintain certification in the latest plumbing codes and techniques.
What payment methods are accepted?
We accept major credit cards, cash, and checks for completed services. Payment terms for larger projects can be discussed with our office staff.
Reviews (6)
Richard V.
Mar 23, 2020 Report
We had water coming out from walls in our bathroom and kitchen. Gilbert came out within an hour and diagnosed the issue very quickly. The problem was solved and fixed. I highly recommend Gilberto and RSM Plumbing if you need a plumbing problem fixed fast.
Lisa B.
Jan 27, 2020 Report
We have used RSM Plumbing several times over the past 20 years, but in the past year they laid a new main water line and today they unclogged a sink another company couldn't unclog. Both times Gilbert (Jr.) came out and he couldn't be kinder. Their prices are very competitive. I first fell for a low price to unclog the sink but the price quickly doubled when I told them I first tried a store bought drain liquid because they told me it can damage their tools. Call RSM Plumbing first, it is a great family run company with the 3rd Junior just 3 months old!
Barbara D.
Sep 04, 2019 Report
Gilberto was just out here. Came on time and diagnosed the problem right away. Fixed it, and was on his way. Really nice guy. We've been using RSM for a long time and Gilberto is one of the best plumbers that's been here.
Kendra N.
Aug 19, 2019 Report
Gilbert with RSM is always able to fix whatever plumbing problem we have at the property I manage. Sometimes it may take a little longer if they get an emergency call somewhere more emergent than my needs at the time but they always get the job done and done right. We use RSM for all of our plumbing needs at my 62 unit property.
Angie G.
Jun 07, 2019 Report
I called in an emergency leak for my bathroom and my kitchen sink early in the morning and they got here 45 minutes free I called. James got there and fixed everything in about 2 hrs. It was so great!!! The price was great for my 2 issues at the same time! I will definitely call again and recommend. They're professional and clean ready to address any problem. Strongly recommend!!
Priscilla L.
Apr 22, 2015 Report
AMAZING customer service! My aunt and I had to do a repipe at our home recently and Gil the plumber was extremely knowledgable and friendly throughout the entire ordeal. The price was good as well. You pay for quality work right! Thanks Gil!