Understanding 3-in-1 vs 4-in-1 Boiling Water Taps: A Complete Guide

A sleek golden swan neck boiling water tap in a bright modern kitchen

Shopping around for an instant boiling water tap for your kitchen renovation? You've likely encountered both 3-in-1 and 4-in-1 options in your search, but understanding what separates them—and which one might be right for your household—isn't always straightforward. Not to worry! We've put together this comprehensive guide to help you make an informed decision that suits both your lifestyle and budget.

The Key Differences Explained

The fundamental distinction between these two tap types comes down to functionality:

3-in-1 Boiling Water Taps deliver:

  1. Standard hot water
  2. Standard cold water
  3. Filtered near-boiling water (98C)

4-in-1 Boiling Water Taps provide:

  1. Standard hot water
  2. Standard cold water
  3. Filtered near-boiling water (98C)
  4. Filtered chilled water (4C)

For those seeking maximum versatility, a 4-in-1 model offers that extra dimension of convenience. It's worth noting that some specialty 4-in-1 taps might dispense filtered sparkling water rather than still chilled water, but these can be very expensive. Always check the specifications carefully, especially if you have a preference between still and sparkling options.

Comparing Costs and Value

As you might expect, the additional functionality of 4-in-1 taps typically commands a higher price point, so budget considerations are important:

Our most budget-friendly 3-in-1 option is the Revista 3-in-1 in Chrome finish, priced at €529. For those interested in a 4-in-1 system, our Quanta 4-in-1 in Chrome starts at €730..

We take pride in offering the market's most affordable quality boiling water taps—something we've worked hard to achieve. Keep in mind that other manufacturers often price their comparable products significantly higher, with premium brands charging upwards of €1,200 for advanced models featuring sparkling water functionality.

If you're working with a limited budget, rest assured that our 3-in-1 taps still pack impressive technology and deliver numerous benefits:

The Major Advantages of Boiling Water Taps

Daily Convenience

One of the standout benefits of installing a boiling water tap is the remarkable convenience it brings to everyday kitchen tasks. Having instant access to boiling water whenever needed eliminates the frustration of waiting for a kettle to heat up or managing multiple hot water needs simultaneously. Whether you're preparing pasta, brewing tea, or tackling stubborn food residue while washing up, simply twist the handle and your boiling water flows immediately.

Energy Consumption Benefits

These innovative taps are engineered with energy efficiency at their core, utilizing well-insulated boiler tanks to minimize heat loss while dispensing precisely the amount of water required—no more, no less. If you typically boil your kettle several times throughout the day, you'll likely notice meaningful energy savings over time. For maximum efficiency, opt for a compact, well-insulated boiler tank (like our 2.4-litre model) to further reduce your energy consumption and environmental footprint.

Kitchen Space Optimisation

Boiling water taps contribute significantly to creating a more spacious and functional kitchen environment. Traditional kettles occupy valuable counter space and contribute to visual clutter, while boiling water taps feature sleek designs that integrate seamlessly with your sink. The compact boiler unit tucks discreetly beneath your sink or in an adjacent cabinet, freeing up precious workspace for meal preparation, cooking equipment, or simply creating a cleaner aesthetic. This streamlined setup also makes daily cleaning far simpler—no more navigating around appliances and cords when wiping down surfaces!

Enhanced Safety Features

Contrary to what some might assume, these specialized taps typically offer superior safety compared to conventional kettles. When using a kettle, you must lift and pour hot water—a process that increases the risk of spills, splashes, and potential burns. Boiling water taps dispense hot water directly into your mug, pot, or pan positioned safely in the sink, dramatically reducing accident potential. Additionally, quality models come equipped with comprehensive child safety features, including resistance mechanisms and safety locks, to prevent accidental activation. Learn more about boiling water tap safety in our dedicated guide.

Time Efficiency

Perhaps the most immediately noticeable advantage of a boiling water tap is the significant time savings it provides. Having near-boiling water instantly available transforms numerous daily activities—from making morning coffee to preparing evening meals. This time-saving benefit becomes particularly valuable during busy household routines when efficiency matters most.

How These Innovative Taps Function

As boiling water taps gain popularity, technological advancements continue to make them increasingly convenient and cost-effective. Here's a straightforward explanation of their operation:

Tank System: Each boiling water tap connects to an insulated tank installed in the cabinet beneath your sink. This tank maintains a constant supply of hot water at your preferred temperature, ready to flow the moment you activate the tap.

Temperature Control: These systems employ precise thermostats and heating elements to maintain consistent water temperature—whether that's a full 98-100°C or a lower setting based on your preference.

Economic Benefits: While the initial investment is higher than a kettle, boiling water taps typically prove more economical over time through improved energy efficiency and reduced water wastage.

Water Quality: Advanced models incorporate filtration systems that remove impurities, delivering cleaner, better-tasting water for all your needs.

Versatility: These taps serve numerous purposes beyond making hot drinks—from quick-starting cooking processes to sterilizing baby bottles and kitchen tools.

For a more detailed explanation of the technology behind our taps, visit our comprehensive guide.

A black boiling water tap with pullout spout

Installation Overview

Adding a boiling water tap to your kitchen might seem like a complex project, but the process is more straightforward than many anticipate. In essence, installation involves connecting your boiler tank to the water mains, attaching the provided filter, and then connecting these components to the tap itself. While many homeowners with basic DIY skills can manage this process by following manufacturer instructions, we recommend professional installation if you're uncertain about plumbing or electrical connections to ensure optimal performance and safety.

Safety Considerations

A quality boiling water tap ranks among the safest options for accessing instant hot water in domestic settings. Modern designs typically feature insulated spouts to prevent burns from accidental contact, adjustable temperature controls, multiple safety mechanisms to prevent unintended activation, and variable flow settings. When properly installed and used with appropriate caution, these systems provide reliable, safe access to boiling water whenever needed.

Running Costs Breakdown

With current energy costs being a significant concern for many households, questions about operational expenses are common. Based on typical usage patterns, we estimate that a boiling water tap costs approximately 12-18 cents per day to run. By comparison, a standard electric kettle costs roughly 3-7 cents per boil, with exact figures varying based on model efficiency and volume. For households that boil kettles multiple times daily, the difference in overall energy consumption proves minimal—and potentially favors the boiling water tap when considering the reduced wastage factor.

Euros falling onto a wooden tabletop

Filter Maintenance

To ensure optimal performance and protect your system from limescale accumulation, the water filter should be replaced every six months. This maintenance schedule also maintains warranty validity—a requirement common across most manufacturers. Like our taps themselves, we strive to keep filter replacement costs reasonable and accessible. Our filters are priced at €49.96 with a convenient subscription service (we'll automatically dispatch your replacement every six months), or €58.29 for single purchases.

Making Your Decision

So which option makes most sense for your kitchen? Generally speaking, 3-in-1 taps represent the more budget-conscious choice with lower initial purchase costs. However, 4-in-1 models offer additional functionality that many households find justifies the price difference—particularly those who regularly enjoy chilled filtered water. We're proud to offer an extensive selection of boiling water taps at competitive prices, with diverse finishes and styles to complement any kitchen design.

Browse our 3-in-1 collection: Revista | Helena | Astrum
Explore our 4-in-1 range: Quanta | Platina

Whichever option you choose, an instant boiling water tap represents one of the most practical and appreciated kitchen upgrades available today.

 

4 litre Tank Specification
Capacity: 4 ltrs
Width: 197 mm
Depth: 299.5 mm
Height: 272.5 mm
2.4 Litre Tank Specification
Capacity: 2.4 ltrs
Width: 188 mm
Depth: 188 mm
Height: 262 mm
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