4.9/5 — 2,000+ Five-Star Reviews
Whole House Filtration Installation
Bay Area's #1 Choice
Comprehensive replacement of outdated or degraded wiring systems with modern, insulated conductors that meet current safety codes. Our process focuses on minimizing structural disruption while eliminating the risks associated with aluminum wiring or brittle, aging insulation.
- 25+ Years
- Licensed & Insured
- 24/7 Emergency
- No hidden costs
- Same-day service
- Fully licensed and insured
- 6000+ completed jobs
4.9/5 Rating
2,000+ Reviews
Licensed & Insured
CA Licensed
Same-Day Service
24/7 Emergency
25+ Years
Bay Area Experts
6,000+
Jobs Completed
Simple Process
How It Works
Call Us 24/7
Reach us anytime at
(408)539-6936.
Same-Day Dispatch
A licensed technician arrives at your home, often same day.
Diagnose & Fix
Upfront pricing before work begins. No hidden fees, ever.
100% Satisfaction
We stand behind every job with our satisfaction guarantee.
Professional Whole House Filtration Installation Services
Here is a professional rewrite for Whole House Filtration Installation, focusing on health, water quality, and the longevity of home appliances.
Whole House Water Filtration Installation
Experience the luxury of pure, filtered water from every tap in your home.
Protect your family and your plumbing with a comprehensive water treatment solution. Our expert technicians provide professional whole-house filtration installations tailored to the specific water conditions of your neighborhood. With 25+ years of experience serving the Bay Area, we deliver quality workmanship that ensures clean, healthy water for drinking, bathing, and cleaning.
Why Invest in Whole House Filtration?
Comprehensive Protection: Whether you need a routine system check, an emergency filter replacement, or a complete system upgrade, our team ensures your home is shielded from contaminants and hard water minerals.
Advanced Filtration Technology: We use state-of-the-art equipment and follow industry best practices to ensure your system is integrated perfectly with your existing plumbing for maximum flow and purity.
Transparent Pricing: We believe in complete honesty. You will receive upfront, transparent pricing for your installation—you’ll always know the investment required before we begin.
Guaranteed Excellence: Your health and satisfaction are our priorities. All filtration services are backed by our satisfaction guarantee and comprehensive warranty coverage.
Pure water at every source.
From removing chlorine and sediment to protecting your appliances from scale buildup, we make sure the job is done right the first time. Trust the experts who have been improving Bay Area homes for over two decades.
100% Satisfaction Guarantee
If you're not completely satisfied with our work, we'll come back and make it right — free of charge. That's our promise to every customer.
Signs You Need Whole House Filtration Installation
- Reduced water pressure from fouled filter media
- Bypass valve leaks and O-ring seal failures
- Saturated activated carbon and sediment stages
- Timer or control head programming malfunctions
- Resin bead degradation in water softening stages
- Compromised housing units under high-pressure surges
Why Choose United HVAC
- 25 years of experience
- Same-day service
- 1+ year warranty
- 6000+ completed jobs
- 0% interest financing and discounts
- Fully licensed and insured
- Well reviewed and highly trusted
- No hidden costs
- We work 365 days a year
Got Questions?
Frequently Asked Questions
A whole house system (Point-of-Entry) is installed at the main water line and filters every drop of water entering your home, including the water used for showering, laundry, and the dishwasher. An under-sink system (Point-of-Use) only treats the water at one specific faucet. Whole house systems protect your plumbing and appliances from scale and sediment, while under-sink systems are typically focused on high purity drinking water.
A professional installation typically takes 3 to 6 hours. This includes cutting into the main water line, mounting the filtration units, and installing bypass valves so you can still have water during future filter changes. The complexity depends on whether your main line is easily accessible in a garage, basement, or utility closet.
If sized correctly for your home's flow rate, you should not notice a significant drop in pressure. However, as filters become clogged with sediment over time, the pressure will gradually decrease. This is actually a helpful indicator that it’s time to change the filter cartridges to restore full flow.
Carbon filtration is highly effective at removing chlorine, chloramines, pesticides, herbicides, and volatile organic compounds (VOCs). This significantly improves the taste and smell of your water and prevents the "pool-like" chlorine odor often found in municipal water supplies, which can also be harsh on your skin and hair.
Specific high-capacity carbon and specialized resin filters are designed to significantly reduce PFAS and PFOA levels. If this is a primary concern, we recommend a multi-stage system that includes a dedicated stage for these contaminants to ensure your family's water meets the highest safety standards.
Most sediment pre-filters are replaced every 3 to 6 months, while main carbon tanks or large cartridges typically last 6 to 12 months. The lifespan depends heavily on your local water quality and the total volume of water your household consumes. We recommend an annual check-up to ensure the system is operating at peak efficiency.
A standard carbon or sediment filter does not remove "hardness" (calcium and magnesium). To prevent scale buildup in your pipes and water heater, you would need a dedicated water softener or a salt-free conditioner. We often install these as a combined "dual-stage" system to provide both purified and conditioned water.
Yes, and it is often essential. Well water frequently contains high levels of iron, manganese, and sulfur (which smells like rotten eggs). We use specialized media filters specifically designed to oxidize and remove these minerals, preventing stains on your fixtures and odors in your laundry.
In many jurisdictions, a plumbing permit is required because the installation involves a permanent modification to the main water supply. This ensures the bypass valves and connections meet local building codes. We handle the necessary documentation to ensure your installation is fully compliant.
Yes. Since the filtration system is under constant pressure from the main line, a seal failure can lead to significant water damage. We provide 24/7 emergency service to bypass the system or repair any leaks immediately, ensuring your home remains dry and your water service is restored.
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Hybrid Water Heater Installation
Energy-efficient hybrid water heater installation combining heat pump and electric technology.
Whole House Filtration Installation
Complete whole-house water filtration system installation for clean, safe water.
Explore Our Other Services
Heating & Air Conditioning
10 services available
Plumbing Services
9 services available
Drain & Sewer
4 services available
Water Line / Repiping
4 services available
Water Heating & Filtration
4 services available
Electrical Services
6 services available
Posted on Google Omied LeleTrustindex verifies that the original source of the review is Google. Pasha (technician) was very helpful. We had a clogged drain and were unable to clear it ourselves. He arrived and fixed the drain and was very clean and polite. Left everything as it was before he arrived. Highly recommend.Posted on Google Liang KatherineTrustindex verifies that the original source of the review is Google. Fantastic service! We really enjoyed working with United plumbingPosted on Google Natalia ShreveTrustindex verifies that the original source of the review is Google. Pasha was very professional he gave us a couple of options and finished the plumbing job very quicklyPosted on Google Just JaniceTrustindex verifies that the original source of the review is Google. As a busy homeowner I truly appreciate their ability to work around my schedule and needs. My garbage disposal recently died, and Neo was professional and offered my different options. He had the parts I needed and was able to complete the job quickly and cleanly.Posted on Google Chaozhong LianTrustindex verifies that the original source of the review is Google. I wholeheartedly recommend United HVAC, Plumbing & Electrical. I recently hired them to replace the original 1961 HVAC ductwork in my house, and they did a wonderful, extremely professional job. I am beyond satisfied with the results. You don't just have to take my word for it--I actually took pictures of their completed work, uploaded them to Google Gemini, and asked the AI to evaluate the installation. Even the AI praised their work, calling it a "top-tier, textbook installation"! (See the screenshots below). During the bidding process, I compared United with another company. United's quote was slightly higher, but choosing them was absolutely the best decision. Their program manager, Tim, was incredibly easy to work with. He quickly identified asbestos tape on my 1961 ducts and insisted we use a C-22 licensed abatement company to remove it safely and provide all the legal documentation for future reference. The other company offered a cheaper route by doing the removal themselves, but for something as dangerous as asbestos, doing it by the book is well worth the minor price difference. I also want to give a massive shoutout to Bair (Bayar) for his exceptional craftsmanship. He is easy-going, friendly, and really listened to all of my concerns. He provided great recommendations on how the new ductwork should be organized, and actually used a machine to fine-tune and balance the air pressure throughout the house. To top it all off, he even carefully reorganized the insulation in my attic after the work was done! It's this kind of attention to detail that makes them stand out. The pictures speak for themselves. If you want true professionals who care about safety, honesty, and quality craftsmanship, go with United HVAC.Posted on Google Chaozhong LianTrustindex verifies that the original source of the review is Google. I highly recommend United HVAC, Plumbing & Electrical! From start to finish, the entire process was incredibly smooth. They handled all the permits and inspections throughout the project, which gave us complete peace of mind. Every single technician we interacted with was friendly, approachable, and truly easy to work with. I specifically want to give a massive shoutout to Max (Aiusha) and Rinat for their wonderful work. Max is super professional and highly skilled. He installed my water heater and water softener with absolute "military precision." I'm the kind of guy who has a lot of weird, specific ideas about how pipes should be routed and extra gadgets I want installed to monitor the system, and Max handled all my requests with total ease. I am also super paranoid about plumbers plowing through studs or structural beams in my 1961 house, but Max was extremely careful and treated my home's structure with the utmost respect. Rinat is also a fantastic plumber. He installed a PRV, a Moen Flo auto-shutoff valve, an RO system, and even replaced some of the old sewage pipes in my house. He really listened to all of my requests and finished the job quickly and professionally. I highly recommend him! Because of their wonderful service, I’ve officially signed up for their company's membership. I am currently working with them to redo my HVAC ductwork, and I will definitely leave another review for that project once it's done. I'm sure they will do a wonderful job there, too!Posted on Google Ritesh BediaTrustindex verifies that the original source of the review is Google. Great service. Loved the professionalism and the way fixed my plumbing problem. I would call them again.Posted on Google Ginger PerngTrustindex verifies that the original source of the review is Google. We had to replace the wax ring on our toilet. Scheduling was easy; pricing was fair (much cheaper than the other quote we got!) Our technician, Melvin, was polite and expedient. This is our second time using United and highly recommend for gas and plumbing services.Posted on Google Joseph MartinTrustindex verifies that the original source of the review is Google. Melvin was great. Fast and efficient.
Serving the Bay Area
Whole House Filtration Installation Available In
We proudly serve homeowners across the entire Bay Area
Don’t see your city? Call (408)539-6936 to check availability.