Authorised Vaillant Dealer

Vaillant boilers, heat pumps and cylinders

Devka Doğalgaz is an authorised Vaillant dealer in Antalya, handling the sale, installation and servicing of condensing boilers, heat pumps, water heaters and hot water cylinders from a single point of contact.

This page lists the Vaillant product families we sell, together with their capacities and key technical data. We carry out every step ourselves - appliance selection, installation, commissioning and annual servicing - and as an authorised dealer we register your warranty for you.

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The list below covers 19 Vaillant product families grouped under four headings. For current prices, full technical data and warranty terms, use the official product page link on each card.

Combi boilers

Wall-hung full condensing combi boilers, with outputs from 20 kW to 40 kW depending on floor area and hot water demand.

6 product families

  • Vaillant ecoTEC plus condensing combi boiler

    • Capacity: 20–35 kW
    • Energy class: A

    Vaillant’s premium condensing combi range, with 20–35 kW heating and 26–40 kW hot water output for larger flats. IoniDetect combustion technology adapts automatically to changes in gas quality. Paired with a compatible room control and outdoor sensor it reaches A+ seasonal system efficiency.

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  • Vaillant ecoTEC plus VUI combi boiler with built-in cylinder

    • Capacity: 36 / 40 kW
    • Energy class: A

    An ecoTEC plus with a hot water cylinder inside the casing, so no separate cylinder is needed. It delivers up to 220 litres of hot water in ten minutes, which suits flats with two bathrooms and heavy use. The stainless steel heat exchanger gives a long service life.

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  • Vaillant ecoTEC pro condensing combi boiler

    • Capacity: 20–35 kW
    • Energy class: A

    A condensing combi range built around a balance of price and performance. Aqua Comfort and Aqua Sensor technology keep the hot water temperature stable even at flow rates as low as 1.5 L/min. Automatic output matching lets the appliance follow the actual heat demand of the home.

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  • Vaillant ecoTEC pure condensing combi boiler

    • Capacity: 20–35 kW
    • Energy class: A

    A condensing combi with A rated efficiency in both heating and hot water, delivering XL profile hot water performance. Aqua Sensor technology maintains comfort even at low flow rates. A well balanced choice for standard flats.

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  • Vaillant ecoTEC intro condensing combi boiler

    • Capacity: 24 / 28 kW
    • Energy class: A

    The entry level full condensing combi range, available in 24 kW and 28 kW outputs. With a hot water flow rate of up to 13.4 L/min it covers the needs of typical two and three bedroom flats in Antalya. A 1:7 modulation ratio keeps it efficient at low heat demand too.

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  • Vaillant ecoTEC exclusive 36 multi-condensing combi boiler

    • Capacity: 25 / 36 kW
    • Energy class: A

    Unlike standard combis it also condenses on the domestic hot water side, adding up to 8% extra efficiency. It provides 25 kW heating and 36 kW hot water output at the XXL load profile. Grundfos GoBalance pump integration performs automatic hydraulic balancing in the system.

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Heat pumps

Air, ground and water source heat pumps. They run on electricity and, when sized correctly, cut heating costs significantly.

6 product families

  • Vaillant aroTHERM plus monobloc heat pump

    • Capacity: 4–15 kW
    • Energy class: A+++

    An air source monobloc heat pump range: no refrigerant pipework is run indoors, which keeps installation simple. It uses R290 natural refrigerant with a GWP of 3. Flow temperatures of up to 75 °C mean it can also work with existing radiator systems.

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  • Vaillant aroTHERM pro monobloc heat pump

    • Capacity: 5–15 kW
    • Energy class: A+++

    A compact single fan monobloc heat pump. FSF technology reduces the clearance required around the unit, so it fits narrow gardens and terraces. It keeps A+++ efficiency even at a 55 °C system flow temperature and reaches up to 70 °C for radiator systems.

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  • Vaillant aroTHERM pure split heat pump

    • Capacity: 6–10 kW
    • Energy class: A+++

    A split heat pump using R32 refrigerant, with separate outdoor and indoor units. The indoor unit with integrated cylinder stores up to 250 litres of hot water at 40 °C, enough for a family of four. Heating and hot water are covered by a single system.

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  • Vaillant aroTHERM Split intro heat pump

    • Capacity: 8–16 kW
    • Energy class: A+++

    The entry level split heat pump range, with four outputs: 8, 10, 12 and 16 kW. A model with a built-in back-up heater avoids capacity shortfalls on the coldest days. Units can be cascaded for larger systems.

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  • Vaillant aroTHERM Split plus heat pump

    • Capacity: 4–8 kW
    • Energy class: A+++

    A split heat pump in 4, 6 and 8 kW outputs for small and medium sized homes. Very quiet operation reduces neighbour issues in garden and balcony installations. Its high resistance to coastal corrosion is an advantage along the Antalya shoreline.

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  • Vaillant flexoTHERM / flexoCOMPACT exclusive multi-source heat pump

    • Capacity: 5–19 kW

    A versatile system that can run as a ground, water or air source heat pump from a single appliance. Five outputs are available, from 5 kW to 19 kW. The flexoCOMPACT exclusive model has an integrated hot water cylinder, so no separate cylinder space is needed.

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Water heaters

Gas water heaters and instantaneous electric units for points where only hot water is needed.

3 product families

  • Vaillant turboMAG room-sealed gas water heater

    • Capacity: 12 / 14 L

    A room-sealed gas water heater that takes combustion air from outside, which makes it safe to use in bathrooms and kitchens. It works at flow rates as low as 2.7 L/min and delivers water at up to 60 °C. Electronic ignition and flame modulation reduce gas consumption.

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  • Vaillant miniVED instantaneous electric water heater

    • Capacity: 6 kW
    • Energy class: A

    A compact 6 kW instantaneous electric water heater for points with no gas supply. It mounts under a basin or on the wall and takes up little space. With no storage tank there are no standby losses.

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  • Vaillant VED E and VED Pro instantaneous electric water heaters

    • Capacity: 18–24 kW

    A range of electric water heaters in 18, 21 and 24 kW outputs for homes and businesses. The electronic control unit keeps the outlet temperature stable. A practical solution for premises where a gas connection is not possible.

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Hot water cylinders

Hot water cylinders and buffer tanks that work with combi boilers, floor-standing boilers, heat pumps and solar systems.

4 product families

  • Vaillant uniSTOR single coil hot water cylinder

    • Capacity: 150–500 L

    A fast reheating single coil hot water cylinder that works with condensing appliances, floor-standing boilers, heat pumps and solar systems. The enamel-coated interior keeps the stored water hygienic. Volumes range from 150 to 500 litres.

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  • Vaillant uniSTOR RW cylinder for heat pumps

    • Capacity: 200–500 L
    • Energy class: B

    A hot water cylinder with a large surface coil designed specifically for heat pump systems. It produces enough hot water even from a heat pump running at low temperatures. It offers high corrosion protection and a B energy class.

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  • Vaillant auroSTOR twin coil cylinder

    • Capacity: 300–500 L

    A cylinder with two separate coils: one connects to the boiler, the other to solar collectors. On sunny days the hot water comes entirely from the sun, which lowers fuel use. Magnesium anode protection and thick insulation give a long service life.

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  • Vaillant allSTOR multi-function buffer tank

    • Capacity: 500–2,000 L
    • Energy class: B

    A buffer tank that combines different heat sources - combi boiler, floor-standing boiler, heat pump and solar - in a single vessel. Volumes run from 500 to 2,000 litres, and cascading allows storage of up to six tonnes. Suitable for apartment blocks and commercial buildings.

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Which model suits you?

Let us work out the right capacity together, based on floor area, the number of users and your hot water demand. The survey and the quotation are free.

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