Agentis External oil boiler range.

Designed for outdoor use with its IP45 rated, no maintenance, weatherproof casing, the Warmflow Agentis external oil boiler range features our unique patented stainless steel heat exchanger and the latest Riello low NOx burner technology.

Multi flu
Multi directional flue

Multi directional flue options included as standard


Frost thermo
frost thermostat

All models come with a factory fitted frost thermostat


Built to last
No maintenance casing

No maintenance, IP45 rated weatherproof casing


Slim line
Seamless integration

New slimline design integrates seamlessly into any kitchen or utility room.


High efficency
High-efficiency heat exchanger

Patented high-efficiency heat exchanger


Lo Nox
Latest low NOx technology

Latest Riello low NOx technology exceeding legislative requirements


Multiple outputs
Multiple outputs

Range of outputs from 15 – 44kW


Explore the Agentis oil boiler range

External heat only stickers

Agentis External Heat Only

E21 / E26 / E33 / E44
  • Warmflow’s unique, patented 5mm stainless steel heat exchanger technology
  • Latest Riello low NOx burner
  • No maintenance, IP45 rated anthracite grey casing in outputs ranging from 15-44kW
  • Multi directional flue included as standard
  • Factory fitted frost thermostat
  • Quiet operation
  • Extended warranty for Warmflow Connect installers (subject to ts & cs)
View boiler details
External pumped stickers

Agentis External Pumped

E21 P / E26 P / E33 P / E44 P
  • Warmflow’s unique, patented 5mm stainless steel heat exchanger technology
  • Latest Riello low NOx burner
  • Factory fitted Grundfos UPM3 FLEX AS circulating pump
  • No maintenance, IP45 rated anthracite grey casing in outputs ranging from 15-44kW
  • Multi directional flue included as standard
  • Factory fitted frost thermostat
  • Quiet operation
  • Extended warranty for Warmflow Connect installers (subject to ts & cs)
View boiler details
External system stickers

Agentis External System

E21 S / E26 S / E33 S
  • Warmflow’s unique, patented 5mm stainless steel heat exchanger technology
  • Latest Riello low NOx burner
  • Factory fitted Grundfos UPM3 FLEX AS circulating pump
  • Factory fitted sealed system including 12ltr rectangular expansion vessel for more space within the appliance.
  • No maintenance, IP45 rated anthracite grey casing in outputs ranging from 15-44kW
  • Multi directional flue included as standard
  • Factory fitted frost thermostat
  • Quiet operation
  • Extended warranty for Warmflow Connect installers (subject to ts & cs)
View boiler details
External combi stickers

Agentis External Combi

E21 C / E26 C / E33 C
  • Warmflow’s unique, patented 5mm stainless steel heat exchanger technology
  • Latest Riello low NOx burner
  • Factory fitted 24ltr expansion vessel, 32 plate heat exchanger
  • Factory fitted pressure reducing & relief valves as standard
  • Factory fitted Grundfos UPM3 FLEX AS circulating pump
  • No maintenance, IP45 rated anthracite grey casing in outputs ranging from 15-44kW
  • Multi directional flue included as standard
  • Factory fitted frost thermostat
  • Stylish white casing suitable for all indoor installations
  • Outputs ranging from 15-33kW
  • Quiet operation
  • Extended warranty for Warmflow Connect installers (subject to ts & cs)
View boiler details
WFP

Explore the Agentis oil boiler range

The Warmflow Professional range is a market leading, ground breaking range from Warmflow designed to offer homeowners and engineers alike a unique, professional installation experience. The range of factory fitted components including the UK & Ireland’s only factory fitted magnetic filter will save both installation time and money. The Professional range is available in all models and heat outputs.