Warmflow Utility HE Series

Introducing the perfect choice in high efficiency utility and kitchen oil boilers

The HE utility range has been specifically designed to fit into most kitchen and utility room applications. Its stylish white casing houses a highly efficient heat exchanger that can be easily accessed for servicing without the need for removable work surfaces. The latest in Riello burner technology makes the utility range quiet in operation and the perfect choice in oil-fired boilers.

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.

All HE boilers are suitable for use on conventional flues or low-level, high-level or vertical balanced flues using the HE ‘Easy-fit’ balanced flue system.

Ease of installation

Warmflow takes pride in being a company with a reputation for producing quality products that are easy to install and maintain and as you would expect the HE range fits nicely with this philosophy.

Incorporating the latest Riello RDB 2.2 and 3.2 burners and an easy-clean front servicing secondary heat exchanger with a unique patented design, the HE range is proving to be extremely popular with both heating and commissioning engineers.

An environmental investment

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

Specifications

PRE-WIRED

MODEL U70HE U90HE U120HE U150HE
Output (kW) 15-21 21-26 26-33 33-34
Flue Options Conventional flue, low-level, high-level and vertical balanced flue
Conventional flue size (mm) 100 125
Efficiency % (nett) 97 96
Sedbuk rating A A
Height (mm) 865 1155
Depth (mm) 600 872
Width (mm) 431 595
Service access Front only
Condensate trap Factory Fitted

PRE-PUMPED

MODEL UP70HE UP90HE UP120HE UP150HE
Output (kW) 15-21 21-26 26-33 33-34
Flue Options Conventional flue, low-level, high-level and vertical balanced flue
Conventional flue size (mm) 100 125
Efficiency % (nett) 97 96
Sedbuk rating A A
Height (mm) 865 1155
Depth (mm) 600 872
Width (mm) 413 595
Service access Front only
Condensate trap Factory Fitted

SYSTEM

MODEL US70HE US90HE US120HE
Output (kW) 15-21 21-26 26-33
Flue Options Conventional flue, low-level, high-level and vertical balanced flue
Conventional flue size (mm) 100
Efficiency % (nett) 97
Sedbuk rating A
Height (mm) 865
Depth (mm) 600
Width (mm) 413
Service access Front only
Condensate trap Factory Fitted

COMBI

MODEL UC70HE UC90HE
Output (kW) 15-21 21-26
Flue Options Conventional flue, low-level, high-level and vertical balanced flue
Conventional flue size (mm) 100
Efficiency % (nett) 94
Sedbuk rating A
Height (mm) 865
Depth (mm) 600
Width (mm) 595
Service access Front/Top
Condensate trap Factory Fitted