“When Moses came to do the estimate, he was knowledgeable, friendly, and transparent. When the installers came they were friendly and informative, too. Highly recommend Clear Water Concepts!”
Tom Jackson
Marana, AZSeptember 2026
Serving Marana, AZ
Marana Reverse Osmosis Systems
Marana's tap water contains chlorine, dissolved solids, and contaminants that affect taste and quality. Our Thirst RO systems remove 99%+ of impurities, delivering water that's purer than bottled — right from your kitchen faucet.
1,600+ Five-Star Reviews
14-22 GPG
Water Hardness (vs. 6 GPG national avg)
Groundwater wells
Primary Water Source
Nearest: Tucson
CWC Service Hub
What's really in your tap water?
Marana tap water meets minimum EPA standards, but still contains Hardness, high TDS, chlorine. These affect the taste, smell, and purity of your drinking water. A reverse osmosis system removes virtually all contaminants, giving you clean, great-tasting water.
Browse our reverse osmosis systems→1,600+
Five-Star Reviews
Since 1998
Serving Arizona Families
0% APR
Financing for 9 Months
Local to Marana
Reverse osmosis for Marana homes
Marana tap water comes from Groundwater wells and carries hardness, high TDS, chlorine. A reverse osmosis system under the kitchen sink handles the water you actually drink and cook with — sized and installed for Marana homes.
Reverse osmosis systems we install in Marana
reverse osmosis
Thirst RO — Pure™ Drinking System
Advanced water purifier delivering bottled water quality without the environmental impact. 5-stage purification removes 99%+ of dissolved solids.
$795
or $89/mo for 9 months · 0% APR
reverse osmosis
Thirst RO — Restore™ Alkaline System
Innovative reverse osmosis with advanced purification and alkaline remineralization. Leaves important trace minerals and electrolytes in filtered water for better taste.
$895
or $100/mo for 9 months · 0% APR
reverse osmosis
Thirst RO — Thrive™ Enhanced Alkaline System
Delivers mineral-rich alkaline water with eco-efficient purification. Balanced pH for healthier hydration — the premium option for health-conscious households.
$995
or $111/mo for 9 months · 0% APR
Where our Marana water data comes from
The hardness range on this page reflects what we measure in Marana homes during free in-home water tests. The city's own testing is published in Marana Water's annual water quality report.
View the Marana Water report(opens in a new tab)Your Local Service Hub
Serving Marana from our Tucson service center
Installers and service trucks for Marana dispatch from our Tucson hub. It’s a warehouse rather than a retail showroom, so call to book a free in-home water test, or see systems in person at our Mesa showroom.
Common questions about reverse osmosis in Marana
How hard is the water in Marana?
Marana water hardness averages 14-22 GPG, sourced from groundwater wells. This is significantly harder than the national average of 6 GPG, meaning scale buildup, dry skin, and appliance damage are common without treatment.
Do you serve Marana?
Yes — Marana is within our Tucson metro service area. Our nearest location is in Tucson. We offer free in-home water testing and same-week installation in most cases.
How much does a reverse osmosis system cost in Marana?
Reverse osmosis systems for Marana homes start at $795: Thirst RO Pure from $795, Thirst RO Restore from $895, Thirst RO Thrive from $995. Every system is backed by a 5-Year Part & Labor Warranty. Installation is quoted separately. Pair with a water softener and save $350 with our bundle deal. 0% APR financing for 9 months is available.
Do I still need reverse osmosis if I have a water softener?
Yes, for drinking water. A softener removes hardness so your pipes and appliances last, but it does not remove dissolved solids, chlorine, or other contaminants. Reverse osmosis handles the water you drink and cook with — most Marana homes pair both, and the bundle saves $350.
What does reverse osmosis remove from Marana water?
Marana tap water contains Hardness, high TDS, chlorine. A Thirst RO system removes 90%+ of dissolved solids and contaminants, and the RO+ model adds alkaline remineralization for better-tasting water.
Where does a reverse osmosis system install?
Under the kitchen sink, with its own dedicated faucet at the counter. Installation is quoted separately for every RO system we sell in Marana.
How often do RO filters need to be changed in Marana?
Arizona's high dissolved-solids water works filters harder than the national average. Pre-filters are typically replaced yearly and the membrane every few years — we set a schedule based on your Marana water and household usage.
Do you offer financing on reverse osmosis systems in Marana?
Yes — 0% APR financing for 9 months applies to reverse osmosis systems installed in Marana, and pairing RO with a water softener saves $350.
Also Available in Marana
Stop hard water damage with a water softener.
At 14-22 GPG, Marana's water is well above the national average. A water softener protects your pipes, appliances, and skin. Pair with RO and save $350 with our bundle deal.
Marana Water Softener Systems→Get a free quote in Marana.
A water expert will test your water, recommend the right system, and give you a no-pressure quote — all for free.