K - Series

Introducing the perfect choice in high efficiency outdoor, oil boilers.

Warmflow Oil Boilers, UK, Ireland, Northern Ireland K-Series Oil Boiler Range Banner

About our K-Series

For those occasions when internal space is limited, the external boilers offer total flexibility and are designed to be simple and quick to install. These totally self-contained units are supplied in a protective, pre-coated, fully insulated, anthracite grey casing approved to IP45 rating.

  •  Available in outputs from 15kW to 44kW
  •  High quality anthracite grey coating
  •  Suitable for outdoor installation
  •  IP45 Rating
Warmflow Oil Boilers UK, Ireland, Northern Ireland, K-Series Oil Boiler Featured

Unique features and benefits

HE boilers are suitable for use on most types of fully pumped heating and hot water systems and are ideal for systems that have been designed to operate with a low return water temperature i.e. under floor heating.

An environmental investment

Designed to be environmentally friendly, Warmflow HE boilers are highly efficient in operation and are ErP ‘A’ rated. Combining economical running cost operation with comprehensive 5 year heat exchanger warranty makes Warmflow the perfect choice for oil-fired heating.

K-Series boiler range

Warmflow Oil Boilers, UK, Ireland, Northern Ireland Kabin-Pak HE Pre-wired Oil Boiler Featured

Kabin-Pak HE Pre-wired

The Warmflow High Efficiency Condensing Kabin Pak Series has been specifically designed to be compact and discreet. With models starting at only 900mm high and...

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Warmflow Oil Boilers, UK, Ireland, Northern Ireland Kabin-Pak HE Pre-pumped Oil Boiler Featured

Kabin-Pak HE Pre-pumped

The Kabin Pak Pumped Boilers (KPHE) are supplied with a pre-wired factory-fitted burner, thermostat and circulating pump. Only one IE320 mains socket (supplied) needs to...

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Warmflow Oil Boilers, UK, Ireland, Northern Ireland Kabin-Pak HE System Oil Boiler Featured

Kabin-Pak HE System

The Kabin Pak System Boilers (KSHE) are supplied as a kit, consisting of a Kabin Pak Pumped Boiler (KPHE) and a System Kit. As described...

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Warmflow Oil Boilers, UK, Ireland, Northern Ireland Kabin-Pak HEE Combi Oil Boiler Featured

Kabin-Pak HEE Combi

UK & Ireland’s only AA rated combination oil boiler, fully insulated with an anthracite grey casing. Warmflow combination boilers provide excellent hot water performance and...

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