Plumbing, Sewer, Drains, Repairs, Repipes, Installations.

We are your
family Owned Plumbing business

Who we are and what we do

We are a family owned plumbing company made up of 4 brothers; hence the name. With so many years of experience in our business, we know what dedication and customer service means to our industry. Union4Plumbing is your right provider for commercial or residential plumbing services. We fully guarantee our workmanship. The large number of satisfied customers support us. We perform the following services: Repipes for Water, Drain & Gas, New construction, Water heater installation, Tankless water heater installation, Camera inspection, Repairs, 24hr service.




One of the most challenging jobs in the plumbing industry are repipes. Luckily, we have a team who is highly specialized in repipes. If you are tired of fixing leaks in your old tubings, if you are concerned of the bad quality water from your old metal pipes, thankfully we use Type L Copper and also, cross-linked polyethylene (PEX) pipes, which are made of a durable plastic designed to reduce the time and expense involved in repiping your home and prevent corrosion in the future. Contact us today for any questions

Tankless Water HEaters

Are you trying to save space? Do you enjoy long hot showers but are tired of the hot water running out? It’s time to consider a tankless W.H. This helps your water system be more efficient. There is a variety of tankless water heaters, and we are here to help you select the right one for your home.

New Construction

Our team is highly trained and committed to configure and install in the most efficient way new water, drain and gas system. Also, complying with the requirements of the building department and with time and different phases of construction.

Camera Inspection

We use high tech sewer inspection cameras to get a crystal clear view of the inside of your sewer line, drains, and water pipes.


Our Plumbers are ready to help you with any problems regarding fixtures water system and drain system.


Water heater repair, replacement and installation can be dangerous for inexperienced homeowners, leave this to us. We have the experience.


We are a COMPANY happily serving all Los Angeles & Orange County 

Plumbing in the construction Area

Whether it is a remodel, residential or commercial construction job, we provide plumbing services. We have knowledge and understanding of local code requirements, water systems, and most importantly, we follow construction plans. We provide the following services in the construction field:

We install accessories and external appliances such as toilets, washing machines and faucets.
We connect the internal pipes of a building to an external source such as your city water system or a well and septic tank.
We know how to determine strategic places where we can place the pipes and water supply facilities for a project.
We connect the internal plumbing to external household accessories such as showers, sinks and washing machines
We connect gas lines for kitchens and heaters.


We provide a wide variety of repair services. We replace old pipes and repair breaks. We repair leaky faucets, unclog toilets, check old pipes, unclog drains and garbage disposals. We Install: water heaters, toilets, faucets, sinks, tubs, showers and sewage ejector pumps.


With preventive maintenance, we protect your home and your business. We avoid future costly repairs and catastrophes. In our preventive maintenance program we carry out: Checking tanks and toilets for leaks
Inspect sumps, sewers and laundry pumps.
We check for gas leaks by inspecting all gas connections and testing the emergency gas valves.
We inspect the relief valves, thermostat, burner assembly, gas, electrical connection, and flue pipes on your water heater.

If you are looking for full-service contractors who work hard and value quality workmanship and excellent customer service, contact us today. You can contact us 24 hours a day for emergency services. Our company has served home and business owners in the Los Angeles Area for many years.






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24hr service

No matter the time of day or night, our trustworthy team is here to take your call. We offer emergency plumbing service 24 hours a day, 7 days a week. With us, no matter the time, you will not be charged an extra charge, the price will remain the same.

UNION 4 PLUMBING INC our Plumbers work in accordance with industry standards and local building codes and we make sure we can provide you with the best service you deserve. Do not hesitate to contact us.