HR 28/24 Combination Boiler with Flue and Hydraulic Kit. High Power for Heating and Hot Water
The CALDERA HR 28/24 + KITHUMOS + HIDRAU is a mixed heating and domestic hot water (DHW) system designed for homes looking for reliable comfort and steady performance. It provides stable heating and instant hot water, and it comes with its flue kit and hydraulic connections, making installation easier. Perfect for replacing old boilers or upgrading to a modern, efficient home system.
Main Uses for This Product
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Central heating for your home: enjoy a warm, comfortable environment in every room during colder months.
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Instant domestic hot water: ideal for showers, baths, and kitchen use—no waiting times.
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Replacing an old monofunction boiler: upgrade to a mixed system offering heating + hot water in one unit.
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Suitable for new builds or renovations: simplified installation thanks to the included flue and hydraulic kit.
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Boost your home’s comfort and energy performance: modern technology helps lower consumption and enhance overall efficiency.
Advantages & Benefits
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Better comfort at home: simultaneous heating and hot water without temperature fluctuations.
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Higher performance than traditional boilers: optimized operation helps reduce gas consumption and heat loss.
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Easier installation: the included flue kit + hydraulic kit means fewer extra accessories and lower setup time.
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Long-lasting reliability: designed to meet modern heating and hot water demands with stable performance.
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Versatile: suitable for both small and medium-sized homes, making it a practical all-around solution.
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Added property value: a modern heating system improves home appeal and efficiency.
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Improved energy usage: helping reduce monthly bills while meeting current thermal requirements.
Features & Recommendations
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Model: HR 28/24 (nominal power for heating and DHW).
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Included: flue kit (KITHUMOS) + hydraulic connection kit (HIDRAU).
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Type: Wall-mounted mixed boiler (heating + DHW), ideal for residential use.
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Installation advice: place in a ventilated area, with proper access for maintenance and correct flue evacuation.
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Gas connection: suitable for natural gas (and in some cases LPG—confirm compatibility).
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Flue system: use the included kit and ensure proper smoke evacuation.
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Compact dimensions: approximate similar model sizes: height ~750 mm, width ~450 mm, depth ~270 mm.
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Estimated heating & DHW power: around ~23 kW for heating and ~24–28 kW for DHW (based on HR 28/24 equivalents).
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Low noise level: around ~45 dB in comparable models, ideal for residential spaces.
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Maintenance: annual professional inspection recommended for efficiency and safety.
Frequently Asked Questions (FAQ)
1. Is this boiler suitable for a home of about 100 m²?
Yes — the HR 28/24 is well-sized for medium-sized homes. Still, a technician should confirm the exact heating demand of your property.
2. Can I use it only for heating or only for hot water?
Many mixed boilers allow selecting one service or the other, but this depends on the exact model’s interface. Your installer can confirm this.
3. What exactly is included in the “flue kit + hydraulic kit”?
It includes the flue outlet system (coaxial pipe) and the hydraulic manifold (safety valve, filling loop, bypass, etc.), making installation complete and quicker.
4. What is the energy efficiency rating?
Although the exact label for this specific unit isn't shown on your shop’s page, similar HR 28/24 models reach Class A for both heating and DHW.
5. How much maintenance does it need and how long does it last?
A yearly service is recommended. With proper maintenance, a boiler like this can last 10–15 years or more depending on usage.
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