Drinking Water Filters

Water Filters for Great Tasting Water

Reverse Osmosis Drinking Water FilterDomestic Water Filter Systems | Private Well & Mains Supply

The water that reaches your home can contain an array of hidden impurities, chemical residues, and micro-organisms that compromise your health and damage your household appliances. This is especially true for homes supplied by a private well or borehole, which lack municipal safety barriers.

Even if your home is on a municipal mains supply, the water is aggressively treated with chlorine. While chlorine keeps water biologically safe during transit, it leaves behind a foul taste and odour, and fails to protect your home from heavy metals, chemical additives, or unexpected boil water notices.

Installing an advanced domestic water filter is the most economical, effective, and environmentally friendly way to strip out harmful contaminants like chlorine, fluoride, bacteria, and lead—delivering pristine, bottleneck-quality water straight from your kitchen tap.

Tailored Filtration to Solve Your Water Issues

We don’t believe in generic, one-size-fits-all filtration kits. Depending on your home’s unique water profile, One Eight Filtration Dynamics supplies, installs, and services custom-engineered systems designed to:

  • Eradicate Odours & Bad Tastes: Advanced carbon adsorption permanently eliminates heavy chemical tastes and chemical odours.

  • Remove Chemicals & Heavy Metals: Safely strips out unwanted substances, including chlorine, fluoride, lead, and agricultural pesticides.

  • Extract Silt, Sediment, & Rust: High-density particulate filters trap suspended dirt, micro-plastics, and rust flakes before they enter your taps.

  • Neutralise Biological Hazards: Destroys and eliminates dangerous bacteria, viruses, and cysts (cryptosporidium and E. coli).

  • Eliminate Hydrogen Sulphide: Permanently removes the gas responsible for that frustrating “rotten egg” smell common in private wells.

  • Deliver 100% Scale & Mineral Protection: Integrates seamless ion-exchange and media filtration to completely clear out limescale, iron, and manganese.

Our Range of High-Performance Water Filters

We pride ourselves on providing market-leading domestic and commercial water filtration. We offer an extensive selection of premium water filters and replacement cartridges to suit every household budget and purity requirement:

Point-of-Use Carbon & Sediment Filters

Our range starts with high-efficiency, simple single-stage and multi-stage carbon block filters. These sit discreetly under your sink to act as a powerful mechanical barrier, trapping sediment while completely removing chlorine taste and chemical odours.

Multi-Stage Reverse Osmosis (RO) Systems

The ultimate gold standard in home water purification. Our robust multi-stage Reverse Osmosis systems force water through a semi-permeable membrane under pressure, successfully removing up to 99.9% of all known impurities and dissolved solids to give your family pure, uncompromised drinking water.

Key Benefits of Upgrading to Filtered Water

Implementing a One Eight filtration system delivers an immediate, measurable transformation to your household’s well-being and daily routine:

  • Complete Peace of Mind: Ensure a continuously safe, pure drinking water supply for your family, entirely free from harmful chemical overloads and biological contaminants.

  • Total Independence: Never worry about local boil water notices again; your multi-stage defenses keep your drinking supply sterile and safe.

  • Elevated Culinary Results: Enjoy vastly improved taste and aroma in your daily tea, coffee, homemade soups, and home-baking results.

  • Substantial Financial Savings: Eliminate the ongoing inconvenience, heavy lifting, and massive expense spent on buying supermarket bottled water.

  • Zero Plastic Waste: Actively protect the Irish environment by cutting out single-use plastics from your household footprint.

[Mains or Well Water Inlet] ➔ [Multi-Stage Filtration / RO Loop] ➔ [Pure, Clean Drinking Water]

Consult with an Irish Water Quality Expert

Stop guessing about your household water quality. Speak directly with one of our highly skilled technical specialists today to advise you on the best, most cost-effective filtration options available for your home.

Well Water Filters

Individual Water Treatment Solution For Your Private Well.

Ecomix filter removes iron, manganese, organics & lime

Understanding the Risks of Private Well Water in Ireland

Many rural homes and premises across Ireland are not connected to a public water mains or a Group Water Scheme. Instead, they rely entirely on an independent private well or deep borehole for their daily water supply.

While tapping into natural groundwater can provide an abundant supply, it comes with hidden environmental vulnerabilities. Deep soil layers provide natural filtration to an extent, but shallow wells, poorly sealed wellheads, and local agricultural runoff leave your domestic water supply highly exposed to environmental contamination.

Unlike public supplies, the quality of water coming from private natural sources cannot be regulated by state authorities. This places the legal and financial responsibility entirely on the homeowner to ensure the water entering the home is clean, wholesome, and safe for consumption.

Why Well Water Quality Fluctuates Throughout the Year

One of the greatest challenges with a private well is that water quality is never static. A water test that passes in the dry summer months can easily fail in the winter due to changing climatic conditions:

  • Periods of Heavy Rainfall: Torrential rain and flash flooding can rapidly oversaturate the topsoil. This forces surface water, agricultural slurry, and debris down into the water table, bypassing natural earth filtration and causing sudden spikes in bacterial contamination.

  • Prolonged Dry Spells: During dry summer months, groundwater levels drop significantly. This concentration effect can cause a dramatic rise in the levels of dissolved minerals, leading to spikes in water hardness, iron, and manganese.

Common Well Water Issues and Their Symptoms

Untreated raw water in Ireland can trigger a wide range of costly plumbing issues, aesthetic problems, and health risks. Here are the most common symptoms experienced by Irish well owners:

Well Water Symptom Root Contaminant Long-Term Impact on Your Home
White crust on kettles, showers, and pipes Excessive Limescale (Calcium & Magnesium) Restricts water flow, destroys heating elements, and increases home heating bills.
Unpleasant “rotten egg” odour Dissolved Hydrogen Sulphide Gas Highly corrosive to copper pipework and creates an unpalatable taste.
Orange/brown staining on laundry and sanitary ware High Iron ($Fe^{2+}$ / $Fe^{3+}$) Ruins clothes, blocks internal filtration valves, and causes a metallic taste.
Black, slimy flecks or dark staining Elevated Manganese ($Mn^{2+}$) Causes persistent staining on fixtures and fouls delicate internal water pumps.
Cloudy water or visible sediment Silt, Sand, and High Turbidity Shortens the lifespan of home appliances and clogs standard inline sediment filters.
No visual symptoms (Invisible Threat) Pathogenic Bacteria (E. coli, Coliforms) Can cause severe gastrointestinal illness. Must be treated with certified UV sterilisers.

Secure Your Supply: Let One Eight Protect Your Home

Because well water profile risks change constantly, a one-size-fits-all filter from a hardware shop is rarely sufficient. Protecting your household requires a scientifically backed approach.

At One Eight Filtration, we don’t guess—we test. We conduct an independent, accredited laboratory water analysis to pinpoint the exact chemical and biological makeup of your well. From there, we design a custom-tailored, compliant filtration train that guarantees pure, clean drinking water from January through to December.

Types of Well Water Filter Systems

Tailored Well Water Treatment Systems

At One Eight Filtration, we supply and install an extensive range of advanced well water treatment systems designed to resolve even the most complex water quality challenges. Our specialist well water filtration systems are custom-engineered for your premises, eliminating underlying contaminants to provide your family or business with crystal-clear, pure, and completely safe drinking water.

Our reliable well water treatment solutions include:

  • Commercial & Domestic Water Softeners: Permanently eliminate excessive lime, preventing stubborn scale build-up and protecting your internal pipework and appliances.

  • Iron & Manganese Removal Units: Eradicate metallic tastes, rust-coloured laundry stains, and dark, slimy residue.

  • Ultraviolet (UV) Water Sterilisers: Provide continuous, chemical-free disinfection to neutralise harmful bacteria, E. coli, and coliforms.

  • pH Balancing & Neutralising Units: Correct acidic water to prevent blue-green staining and copper pipe corrosion.

  • Sulphur Removal Systems: Completely remove offensive “rotten egg” odours caused by dissolved hydrogen sulphide gas.

Step 1: Independent Well Water Analysis

Because groundwater chemistry varies dramatically across Ireland, we never rely on guesswork. We always recommend carrying out a comprehensive well water analysis before choosing any equipment.

A certified laboratory water test allows our engineering team to pinpoint the precise contaminant levels in your supply, allowing us to specify the exact system required for your particular needs. This data-driven approach ensures you invest only in the technology your water actually requires.

Reduce Your Costs: Local Authority Well Grants

Fixing a contaminated private water supply doesn’t have to be a heavy financial burden. Depending on the type and level of contaminants identified during your water test, your property may qualify for a Private Well Water Treatment Grant.

Under the Rural Water Programme, the Irish Government provides funding to cover up to 100% of water filtration and UV disinfection costs (subject to a maximum of €1,000) for eligible rural households.

Not sure where to start? We don’t just supply the equipment—we also assist you with the mandatory laboratory testing and help you navigate the local authority grant application paperwork

Here is some information on the different types of issues that can occur in private well water supplies.

High-Performance Water Softeners for Private Wells

Hard water is a widespread issue across Ireland, and it is almost certainly present in the vast majority of private wells and boreholes. When groundwater filters through limestone and chalk aquifers, it dissolves minerals like calcium and magnesium. While these minerals aren’t harmful to health, heating this “hard water” inside your home triggers a chemical reaction that creates a thick, destructive layer of limescale build-up.

At One Eight Filtration, we design and install high-efficiency well water softening systems that permanently remove excessive hardness. Investing in a professional water softener protects your entire property from the costly, hidden damage caused by hard water.

The True Cost of Limescale Damage in Your Home

Leaving hard well water untreated can quietly wreak havoc on your domestic infrastructure, leading to expensive repairs and inflated utility bills:

  • Skyrocketing Energy Costs: Limescale acts as a barrier to heat. A layer of scale just 1.6mm thick inside your heating system or hot water cylinder can reduce energy efficiency by up to 12%, forcing your boiler to burn significantly more fuel.

  • Premature Appliance Failure: Hard water rapidly burns out the heating elements in washing machines, dishwashers, electric showers, and kettles, severely shortening their operational lifespan.

  • Plumbing Restrictions: Over time, limescale accumulates inside your internal pipework, narrowing the diameter of the pipes, restricting water flow, and drastically reducing your household water pressure.

  • Stubborn Staining & Dull Laundry: Hard water prevents soaps and detergents from lathering correctly, leaving a dull, chalky film on shower screens, sinks, and taps, while making laundered clothes feel stiff and scratchy.

[Hard Well Water] ──> [One Eight Water Softener] ──> [100% Soft Water] ──> Protected Boiler & Appliances
  (Calcium & Magnesium)        (Ion Exchange Resin)         (Scale-Free)     ──> Lower Energy Bills

Engineered for Well Water: Heavy-Duty Softening Solutions

Unlike standard mains water softeners, systems installed on private wells must be robust enough to handle fluctuating mineral levels and raw groundwater conditions.

Our specialized well water softeners utilise premium ion-exchange resin technology. As raw well water passes through the system, hardness ions (calcium and magnesium) are chemically trapped by the resin and swapped for harmless sodium ions. The system then automatically self-cleans (regenerates) using a salt brine solution, ensuring a continuous supply of perfectly soft water to your taps.

The One Eight Engineering Advantage: Before installing a water softener on a private well, a full water test is vital. High levels of iron or manganese can easily “foul” and destroy standard water softener resin. By carrying out a comprehensive water analysis first, we ensure your softening system is correctly calibrated or paired with the necessary iron-removal pre-filtration

High-Performance Iron & Manganese Removal Filters

If your private well water is leaving persistent orange, red, brown, or black stains across your home, you are likely dealing with elevated levels of dissolved iron and manganese.

At One Eight Filtration, we design and install advanced iron and manganese removal systems. Our specialized filtration units offer a highly cost-effective, chemical-free way to eradicate heavy metal staining, eliminate unpleasant metallic tastes, and safeguard your entire plumbing infrastructure from internal clogging.

Why is Iron and Manganese Present in Well Water?

Natural sources of iron and manganese are exceptionally common in deep boreholes and wells across Ireland, where groundwater has remained in direct contact with mineral-rich rock formations for extended periods.

A frustrating characteristic of these heavy metals is that your well water may look crystal-clear when it first pours from the tap. However, as soon as the dissolved metals are exposed to the air, they undergo an oxidation reaction. This chemical shift rapidly transforms invisible dissolved metals into physical, insoluble particles:

  • Iron (Fe^2+/Fe^3+): Oxidises into a rusty, orange-brown sediment.

  • Manganese (Mn^2+): Oxidises into a distinct, dark charcoal or jet-black residue.

Tell-Tale Indicators of High Iron and Manganese

Many homeowners contact our engineering team after experiencing the costly and frustrating side effects of heavy metal contamination. Common warning signs include:

  • Unsightly Staining: Stubborn brown, red, or black rings on toilets, sinks, baths, and porcelain fixtures.

  • Ruined Laundry: Dark or rusty stains appearing on clothes and linens, particularly affecting white fabrics.

  • Fouled Fixtures & Utensils: Gritty, dark deposits accumulating inside electric kettles, dishwashers, and showerheads.

  • Restricted Water Pressure: Physical iron sludge and manganese slime building up inside pipework, narrowing water pathways and causing low pressure.

  • Unpalatable Drinking Water: A harsh, bitter, or heavily metallic taste that ruins hot beverages and food preparation.

  • Appliance Damage: Accelerated wear and tear on internal pumps, valves, and heating elements in washing machines and boilers.

Benefits of Our Advanced Iron & Manganese Filtration Systems

Our commercial-grade filtration systems are custom-calibrated to match the exact chemical profile of your well water analysis, delivering immediate operational benefits:

  • Total Heavy Metal Elimination: Complete removal of both dissolved and oxidised iron and manganese.

  • Pristine Household Fixtures: Permanently prevents staining on plumbing fixtures, domestic appliances, and laundry.

  • Asset Protection: Significantly extends the operational lifespan of expensive kitchen and bathroom appliances.

  • High Flow-Rate Capacity: Engineered to maintain maximum household water pressure, even during peak usage hours.

  • Eco-Efficient Regeneration: Utilises smart, automated backwashing cycles that save water and require zero harsh chemical additives.

[Raw Well Water] ──> [Oxidation / Catalyst Media] ──> [Trapped Heavy Metals] ──> [100% Clear Water]
 (Clear Dissolved Ions)       (Birm / Filox Media)          (Backwashed Away)          (Stain-Free & Pure)

Reduce Your Installation Costs with Local Authority Grants

Investing in an iron and manganese removal system does not have to be an outright financial burden. Because these heavy metals present severe aesthetic and infrastructure challenges, your property may qualify for financial assistance.

Under the Irish Rural Water Programme, eligible rural households dependent on a private well supply can avail of a Private Well Water Grant. This government scheme can cover up to 100% of the equipment and installation costs, subject to a maximum of €1,000, to bring your water supply back up to pristine standards.

Take the First Step: Contact one of our water treatment experts today. We can organise an independent laboratory water analysis to verify your metal levels and guide you safely through the local authority grant application process.

Ultraviolet (UV) Water Sterilisers: Chemical-Free Bacteria Disinfection

While bacteria are a fundamental part of our natural ecosystem, they have absolutely no place in your drinking water. Private wells and deep boreholes across Ireland are highly vulnerable to biological contamination from surface water runoff, local agricultural slurry spreading, and failing septic tanks. Because bacteria are completely invisible, tasteless, and odourless, an infected well can easily go unnoticed until someone falls ill.

At One Eight Filtration, our advanced Ultraviolet (UV) water sterilisers use specialized UV-C light technology to disinfect your water supply. This eco-friendly, highly reliable system neutralises harmful micro-organisms in a completely chemical-free way, ensuring your family or business has constant access to safe, sterile drinking water.

The Hidden Biological Threats in Private Wells

Unlike municipal mains water, which is continuously treated with chlorine, the biological safety of a private well is entirely the homeowner’s responsibility. If a wellhead is shallow or poorly sealed, heavy rainfall can wash dangerous pathogens directly into the water table.

A certified UV water filter is specifically engineered to target and destroy microscopic threats, including:

  • Escherichia coli (E. coli): A bacterium originating from human or animal faeces that can cause severe gastrointestinal infections, cramping, and chronic illness.

  • Total Coliforms: A broad class of bacteria used as a primary indicator that surface water or soil contamination has breached your well’s infrastructure.

  • Cryptosporidium & Giardia: Microscopic parasites protected by hard outer shells that make them entirely resistant to chlorine disinfection, but highly vulnerable to UV light.

How Does UV Water Purification Work?

Ultraviolet disinfection is a purely physical process rather than a chemical one. It does not alter the taste, smell, or pH of your water, and it adds zero chemical by-products to your supply.

[Raw Well Water with Bacteria] ──> [UV-C Stainless Steel Chamber] ──> [DNA Disrupted / Neutralised] ──> [100% Safe Sterile Water]

As well water flows through the heavy-duty stainless steel disinfection chamber, it is exposed to concentrated UV-C light rays at a wavelength of 254 nanometres. This powerful light penetrates the cellular walls of bacteria, viruses, and parasites, instantly disrupting their DNA. Once their genetic code is damaged, the micro-organisms are rendered completely sterile and harmless, making them incapable of reproducing or causing infection.

Why Pre-Filtration is Critical for UV Success

For a UV steriliser to protect your home effectively, the water passing through the chamber must be completely clear.

If your well water contains elevated levels of sediment, iron, or manganese, these physical particles create a phenomenon known as shadowing. Micro-organisms can literally “hide” behind these floating particles, blocking the UV light from reaching them.

The One Eight Engineering Standard: To guarantee total sterilization, we always install a multi-stage pre-filtration train ahead of the UV chamber. This typically includes a high-capacity 5-micron sediment filter to strip out turbidity and, where necessary, an iron and manganese reduction system to prevent mineral film from baking onto the quartz sleeve enclosing the UV lamp.

Secure Your Government Grant for UV Installation

Because bacterial contamination poses an immediate risk to human health, the installation of a water disinfection system is heavily supported by local authorities.

Under the Irish Rural Water Programme, eligible households dependent on a private well can access the Private Well Water Grant. This scheme provides up to 100% funding (up to a maximum of €1,000) for the installation of ultraviolet lights and necessary water filtration systems.