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TRUSTED BY RIALTO, CA HOMEOWNERS

  • Average homeowner rating star icon4.5
    Average homeowner rating
  • Verified reviews icon1k+
    Verified plumbing services reviews

Top-Rated Plumbers in Rialto - Updated Nov 2026

Avatar for Dynasty Plumbing
Dynasty Plumbing
5.0(
26
)
Shower Install or ReplaceWalk In Tub - Install or ReplaceBathtub Install or Replace+2 more

Serving Rialto, CA and surrounding areas

Approved

In business since 2006

Free estimates

Emergency services offered

"Our water heater started leaking on Sunday. Isaac responded to our query within minutes. He rearranged his schedule to be here early Monday morning. He arrived on schedule and our water heater was installed and functioning by noon. He is not only professional, fair and knowledgeable but a great guy."
Additional Photos
Additional Photos
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Additional Photos
Additional Photos

+14

Response time4 hrs
5 neighbors recently requested a quote
Recommended by100%of homeowners
Avatar for Service Flow Plumbing
Service Flow Plumbing
5.0(
23
)
Faucets, Fixtures and Pipes - Repair or ReplaceWater Heater - Install or ReplaceWater Heater - Repair or Service+19 more

Serving Rialto, CA and surrounding areas

Approved

Super Service Award Winner

In business since 2022

Free estimates

Emergency services offered

"Definitely impressed Drew is an awesome human being and phenomenal plumber and drain specialist!!! We were having to go to our neighbors house to use the restroom as our sewer line was backing up for more than a week. Drew came out after hours and within hours of the inspection, he had me and my family sitting back in our own restroom in comfort. Not only did he get our sewer flowing but he did it with all new sew line installed. I will definitely be calling him for the future plumbing issues!!! We are forever grateful and will be a customer for life!!!! Call Service Flow plumbing!!!"
Sewer Main Valve
Sewer Main Valve
Sewer Main Valve
Sewer Main Valve
Sewer Main Valve

+81

Response time8 hrs
Response rate98%
22 neighbors recently requested a quote
Avatar for Diamond House Construction, Inc.
Diamond House Construction, Inc.
4.4(
150
)
Faucets, Fixtures and Pipes - Repair or ReplaceDrain Clog or Blockage - ClearSewer Main - Install, Replace or Repair+8 more

Serving Rialto, CA and surrounding areas

Approved

In business since 2018

Free estimates

Emergency services offered

"We had a terible drain clog and had backups coming into our toilet and shower. We called Diamond House Plumbing and they sent Jeff out right away. He was able to clear the blockage, pulling out many roots and blasting our lines clear with a very impresive water hydro-jet system. I would highly recomend Diamond House Plumbing to my friends and family and anyone in need of professinal plumbing services. Thank you!"
Clogged Drains
1250-gallon Septic tank
Flowtech Filter Installation
Septic pump and install / Service
1250-gallon Septic tank

+36

Response time3 hrs
Response rate90%
18 neighbors recently requested a quote
Avatar for DrainExperts.com
DrainExperts.com
4.9(
23
)
Drain Clog or Blockage - ClearDrain Clog or Blockage - Clear - For BusinessDrain Line Breakage - Camera Locate+7 more

Serving Rialto, CA and surrounding areas

Approved

In business since 2005

Free estimates

Warranties offered

"a slave line off the water main broke underground. This occurred after hours and rendered me waterless. I entered my job in Home Advisor and Steel Called me back within 10 minutes. Steel arrived on time and repaired the break within 2.5 hours better then the original piping. Thank You Steel Plumbing."
Drain Cleaning
Commercial Drain Cleaning
Commercial Drain Cleaning
Commercial Hydro jet Drain Cleaning
Commercial Drain Cleaning

+16

Response time3 hrs
Recommended by100%of homeowners
Avatar for ASCENT PLUMBING INC
ASCENT PLUMBING INC
4.7(
99
)
Water Heater - Install or ReplaceShower Install or ReplaceFaucets, Fixtures and Pipes - Repair or Replace+20 more

Serving Rialto, CA and surrounding areas

Approved

In business since 2018

Free estimates

Emergency services offered

We are committed to excellence in every aspect of our business. We uphold a standard of integrity bound by fairness, honesty, and personal responsibility. Our distinction is the quality of service we bring to our customers. Accurate knowledge of our trade combined with ability is what makes us true professionals. Above all, we are watchful of our customers' interests and make their concerns the basis of our business.

Sink Install
Sink Install
Sink Install
Sink Install
Sink Install

+3

19 neighbors recently requested a quote
Recommended by89%of homeowners
Avatar for A2Z Plumbing
A2Z Plumbing
5.0(
13
)
Water Heater - Install or ReplaceTankless Water Heater - InstallTankless Water Heater - Install - For Business+1 more

Serving Rialto, CA and surrounding areas

Approved

In business since 2019

Credit card accepted

Offers commercial services

We pride our company on reliability, great communication, integrity, and quality work. We are experts in our trade and will do our best to keep you as educated as we can on your particular task or project. We look forward to earning your business! Book with us online or feel free to give us a call today!

project photos
7 neighbors recently requested a quote
Recommended by84%of homeowners
Avatar for GG's Plumbing, Inc.
GG's Plumbing, Inc.
5.0(
12
)
Gas PipingPlumbing for a Remodel or Addition - InstallPlumbing for a Remodel or Addition - Install - For Business+3 more

Serving Rialto, CA and surrounding areas

Approved

In business since 2025

Free estimates

Credit card accepted

"We had a great experience with GG’s Plumbing at our cabin in Lake Arrowhead. We originally hired them to install a whole-house water shut-off system, and the job was done quickly and professionally. While they were there, the team noticed that our pipes weren’t properly insulated — something that can obviously become a real issue in the mountains during winter. What I appreciated most was their approach: they didn’t pressure us at all. They simply explained the risk, gave us the option to fix it now or later, and let us decide. That kind of honesty goes a long way. We chose to go ahead and have the insulation done, and I’m glad we did. Their team was easy to work with, the communication (mostly through text) was fast and clear, and everything was handled smoothly. Reliable, knowledgeable, and straightforward — I would absolutely recommend GG’s Plumbing."
Water repipe
Water repipe
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Showing 1-10 of 738
Plumbing FAQs, answered by experts

Inspect roof drains, area cleanouts, and exposed outdoor pipes during the fall to prepare for winter storms and frost events. Monitor your slab perimeter for moisture intrusion throughout the rainy winter season. Check sewer cleanouts for active tree root intrusion in the spring. During Rialto's hot summers, inspect your water heater for hard water scale buildup and monitor water pressure.

Helpful?

Start by identifying your home's construction year to determine the existing pipe materials. Older Rialto properties contain galvanized steel systems, while newer builds feature copper or PEX. Confirm your specific water provider to understand local pressure standards and meter requirements. Assess your lot grading for drainage patterns, and check local permit history to identify unpermitted plumbing work.

Helpful?

Plumbing modifications directly impact structural and safety systems across CA. Rerouting gas lines or replacing water heaters requires compliance with state seismic gas shutoff valve codes. Since most local homes sit on concrete slab foundations, leak detection or pipe replacement involves cutting into the slab, affecting your flooring. Modifying main supply lines also alters irrigation system pressure and backflow preventer functions.

Helpful?

Document your water provider account details, meter location, and current pressure readings. Record your water heater's age, capacity, and fuel type, noting the presence of seismic straps required in CA. Identify visible pipe materials under sinks or near appliances. Gather existing permit records, note any water quality issues, and verify your homeowner's insurance coverage before scheduling plumbing repair.

Helpful?

Address your water heater and supply pipes first. Rialto draws hard water from local groundwater basins, accelerating mineral scale buildup in fixtures and appliances. Many local homes built between the 1950s and 1980s feature older galvanized steel pipes and undersized water heaters. Check your water quality using the annual Consumer Confidence Report. Always secure necessary permits before starting pipe replacement or water heater installation.

Helpful?

The Rialto, CA homeowners’ guide to plumbing services

From average costs to expert advice, get all the answers you need to get your job done.