Reverse Osmosis Filtration System
Installation and Replacement
in Los Angeles, CA
Safer, cleaner, drinking water for your tap
Why Los Angeles Homeowners Choose Culligan for Reverse Osmosis Systems
Proper installation and timely replacement by trained professionals ensures optimal performance and water quality for years to come.
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Expertise in Los Angeles Water Quality
Culligan has been solving Los Angeles water issues for decades. Los Angeles municipal water is often treated with chlorine and may contain dissolved solids that impact taste and odor. Our reverse osmosis systems are designed specifically for these conditions, providing cleaner, better-tasting water from a system that fits neatly under your sink.
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Customized Reverse Osmosis Solutions for Your Home
Every Los Angeles home has unique water conditions and household needs. We start with a free water test to identify exactly what’s in your water. Then we recommend the best under-sink reverse osmosis unit for your kitchen, whether you need a compact design for drinking and cooking water or an advanced multi-stage system for maximum filtration.
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Professional Installation and Reliable Service
Our licensed LA-based technicians handle everything, including under-sink mounting, plumbing connections, and testing your system for proper operation. Most installations take just a few hours, so you can enjoy purified water the same day.
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Long-Term Maintenance and Support
Your relationship with Culligan doesn’t stop after installation. We provide ongoing filter replacements, membrane changes, and system checks to keep your RO unit running like new. With our maintenance programs and automatic service reminders, you’ll always have peace of mind about your drinking water quality.
What to Expect with Reverse Osmosis Installation or Replacement
Top Products
The Most Popular Reverse Osmosis Water Filters for Los Angeles
The Aquasential® Smart Reverse Osmosis Water Filter (RO)
- 7 stages of filtration and 12 filter options
- Certified for reduction of 58 contaminants
- 2-in-1 sediment and carbon filter screens out sediment and particles
- Can alert you and your dealer when service or filter replacements are needed
Aquasential™ Tankless Reverse Osmosis Filter System
- Requires 2/3 less space than traditional RO systems
- New dashboard panel provides real-time feedback on water quality and system health
- Reduce total dissolved solids and particulates found in tap water by 95%.
Aquasential RO and Smart RO With Total Defense Cartridge
- Can be retrofitted to your current Culligan RO system
- Can reduce PFOS and PFOA by 99% at levels up to 1,500 parts-per-trillion (ppt) to <1 ppt
- Certified to NSF/ANSI 58 Total PFAS-2022 set by the WQA (Water Quality Association)
- Other RO systems with similar cartridge only have NSF 58 PFOA and PFOS certification and reduce to <70 pp
Culligan Reverse Osmosis Systems
- Learn how reverse osmosis filtration works
- See benefits of RO for your home
- Compare reverse osmosis system options
- Find answers to common RO questions
Signs You May Need a Reverse Osmosis System or Replacement
Related Content
More Information On Reverse Osmosis Filter Installation/Replacement
We Have Answers
Reverse Osmosis Installation and Replacement FAQ
How long does a reverse osmosis installation take?
Most RO installations in Los Angeles take 1–3 hours, depending on your plumbing setup and kitchen configuration.
How often should RO filters be replaced?
Most RO filters need replacement every 6–12 months, and the membrane lasts about 2–3 years. Culligan offers automatic filter change programs so you don’t have to keep track.
Do you provide same-day or next-day installation?
Yes, we often provide same-day or next-day reverse osmosis installations in Los Angeles and surrounding suburbs like Glendale, Santa Monica, and Long Beach.
Can you replace my old reverse osmosis system?
Absolutely. We can remove and dispose of your old unit and install a new Culligan reverse osmosis system designed for your home’s water quality.
Do I need to be home during the service?
Yes, we recommend that someone be present to allow access and review the system after installation.
Is financing available?
Yes, Culligan of Los Angeles provides flexible financing options so you can enjoy great-tasting water without high upfront costs
What is included with installation?
We handle equipment delivery, professional installation, system testing, and a walkthrough of your new RO system’s operation and maintenance.
How much does a reverse osmosis system cost in Los Angeles?
Pricing depends on the size and type of RO system you choose. We offer free in-home consultations and no-obligation estimates.
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