H2O IN THE 603 WATER TREATMENT LLC
Verified Pro
~4 years online5.0
Water Treatment & Softeners in Manchester, NH
Compare 26 water treatment & softeners contractors near you in Manchester and surrounding area with an average rating of 4.8/5. Get free quotes, read reviews, and find the right pro for your project.
Last updated March 24, 2026
Most pros respond within 2–24 hours
Verified Pro Installers
h2ointhe603.com
Priority Pump and Filter
Verified Pro
~13 years online5.0
Advanced Radon Mitigation & Water Treatment
Verified Pro
~25 years online4.9(303)
Smith Pump Co. Inc.
Verified Pro
23½+ years online4.9
Heritage Home Service
Verified Pro
20½+ years online4.8
Other Businesses in This Area
Outside water
Advanced Plumbing LLC
5.08½+ years onlineBetter Water Bro
5.0Castelot Plumbing Solutions
5.01½+ years onlineEthical Home Pro
5.0~9 years onlineKinetico
5.030+ years onlineManchester Water Treatment Plant
5.0My Plumber
5.02½+ years onlineBrookside Heating & Cooling (fka Brookside Mechanical, Inc.)
4.9~16 years onlineHigh Ground Service Pros - Plumbers Electricians & HVAC Technicians
4.9~31 years onlineLHR Plumbing, Heating & AC Repair
4.910+ years onlineLHR Plumbing Heating Cooling and Electric
4.910+ years onlineSecondwind Water Systems, Inc.
4.919½+ years onlineBill Trombly Plumbing - Heating - Cooling - Electric
4.7~17 years onlineColonial Plumbing & Heating
4.79½+ years onlineColetta Radon Systems
4.5Jim Trombly Plumbing, Heating & Cooling
4.512½+ years onlineQueen City Plumbing & Heating
4.4~19 years onlineCulligan of New Hampshire
3.725½+ years onlineWater Treatment & Softeners in Nearby NH Cities
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About Water Treatment & Softeners in Manchester
Water treatment covers filtration, softening, and purification systems for homes and businesses. Common solutions include whole-home water softeners, reverse osmosis drinking water systems, and iron/sulfur filters. The right system depends on your water source and specific contaminants.
Typical costs: Under-sink reverse osmosis systems run $300–$800 installed. Whole-home water softeners are $1,500–$4,000. Iron filters and multi-stage whole-home systems are $2,000–$6,000+.
Common projects include:
- Whole-home water softener installation
- Reverse osmosis drinking water system
- Iron and sulfur filtration
- UV water purification
- Well water treatment systems
Water treatment installations that modify plumbing may require plumbing permits. Well water systems may need additional environmental or health department approval.
Frequently Asked Questions
- How much does water treatment & softeners cost in Manchester?
- An under-sink reverse osmosis system runs $300–$800 installed. A standard water softener is $1,500–$4,000 including installation and plumbing connections. Well water treatment systems with multiple stages (sediment, iron, softener, UV) can run $3,000–$8,000. Annual maintenance (filters, salt) is $100–$300.
- How do I find a reliable water treatment & softeners contractor in Manchester?
- Start with a water test — a good installer will test your water before recommending a system. Ask about ongoing maintenance costs (filter replacements, salt, UV bulb changes). The cheapest system isn't the best deal if filters cost $200 every 6 months.
- Do I need a permit for water treatment & softeners in Manchester?
- Simple point-of-use filters don't need permits. Whole-home systems that tie into the main water line may require a plumbing permit. Well water treatment systems may need health department review in some areas.
About NeedInstall
NeedInstall helps connect customers with local installation professionals across Manchester and surrounding communities. Featured contractors have claimed their profile and verified their business information. Listings marked as "Verified Pro" have been confirmed by the business owner.