Fontus Water Treatment Specialists

About

Fontus Water Treatment is a Scarborough, Maine–based residential and commercial water treatment contractor dedicated to delivering clean, safe, and dependable water solutions across Maine and New Hampshire. Founded by licensed Merchant Marine engineer Thomas Marcisso—drawing on extensive maritime experience managing shipboard water production systems (including serving as Chief Engineer on Discovery Channel's Deadliest Catch)—the company brings technical precision to complex regional water challenges. Fontus specializes in customized water filtration, softening, and purification systems designed to tackle common northern New England well and municipal water issues, such as hard water minerals, iron staining, manganese, radon, arsenic, PFAS, uranium, and acidic pH. Their end-to-end service model covers everything from immediate-response on-site water testing and custom system design to professional installation, routine maintenance, and long-term equipment servicing. Core Capabilities & Technical Solutions Immediate-Response On-Site Water Testing: Rapid diagnostic testing for hardness, iron, manganese, pH, copper, alkalinity, and total dissolved solids (TDS) to determine precise filtration needs. Whole-House Water Conditioning & Softening: High-efficiency softening units designed to remove scale-forming minerals, protect household plumbing, and lower maintenance costs. Specialized Well Contaminant Treatment: Custom media filtration for iron, manganese, hydrogen sulfide (rotten egg odor), arsenic, PFAS, and uranium commonly found in Maine bedrock wells. Radon Air & Water Mitigation: Dedicated reduction systems engineered to remove radioactive radon gas dissolved in well water and airborne environments. Drinking Water Purification Systems: Point-of-use and multi-stage Reverse Osmosis (RO) systems for pure, great-tasting drinking and cooking water. Commercial & Residential Services: Complete water treatment, plumbing repair, well pump installation, and tank replacement for homes and commercial facilities.

Products & Services

• Water Softener
• Plumber
• Water treatment system

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