Warmflow 33-44kW Agentis External 

Product Description

This high-performance oil-fired system boiler from Warmflow, the UK’s leading oil boiler manufacturer, delivers exceptional reliability, efficiency, and long-term value. Designed and built in the UK, it features advanced Riello burner technology, a fully integrated flue system, and a robust IP-rated casing for dependable performance in all conditions.

Ideal for fully-pumped heating and hot water systems, including low-temperature applications such as underfloor heating, this boiler combines quiet operation with economical running costs, making it a popular choice for installers and homeowners alike.

Key Features & Benefits

• Built-in flue kit supplied as standard for quick and easy installation

• Manufactured by Warmflow, the UK’s largest oil boiler supplier

• Riello burner fitted – world leader in oil burner technology

• Nationwide backup service covering England, Scotland & Wales

• 125mm flue diameter for compatibility with modern installations

• Highly versatile plastic flue system with integrated temperature control for maximum safety

• Produced in a £2.5 million fully robotic UK manufacturing facility, ensuring consistent build quality and reliability

• 5-year manufacturer’s warranty for complete peace of mind

• High-efficiency, easily accessible heat exchanger for straightforward servicing

• IP45-rated olive green casing for enhanced weather protection

• Latest Riello burner technology for long-term reliability and performance

• Extremely quiet operation, ideal for residential installations

• Left, right, or rear flue options as standard

• Suitable for low return water temperature systems, including underfloor heating

• Compatible with most fully-pumped heating and hot water systems

• SEDBUK A-rated efficiency for economical fuel consumption and reduced running costs

• Free Delivery In 10 Working Days