Key Features

• Output: 27–33kW
• Flue options: C/F, low/ high/ vertical B/F
• C/F size: 100 mm
• ErP rating: A
• Dimensions: 865(H) x 602(D) x 413(W) mm
• Flow connection: 28mm
• Return connection: 28mm
• Service access: Front
• Warranty: 10 years

What's Included

• Warmflow Agentis Professional 27-33kW System Oil Boiler - I33SPRO
• Factory-fitted Grundfos UPM3 FLEX AS circulating pump
• 12l expansion vessel
• Factory-fitted automatic air vent
• Factory-fitted 3 bar safety valve
• 1 IE320 mains socket
• 2 bottles of inhibitor
• Improved condensate installation kit
• ADEY Magnaclean pro 2 filter
• Teddington fire valve with 9mm capillary
• Crossland oil line installation kit
• Pre-wired Grundfos UPM3 Flex AS Circulating Pump

Warmflow Agentis 27-33kW System Internal Oil Boiler - I33S Overview

The Warmflow Agentis 27-33kW System Internal Oil Boiler - I33S features Warmflow's unique patented heat exchanger and Riello Low NOx technology for seamless integration and quiet operation for heat and hot water within any indoor application.

Easy Plumbing and Slimline Design

This Internal System oil heater range boasts a slim profile to fit into kitchen and utility rooms and includes a factory-fitted Grundfos UPM3 FLEX AS circulating pump, 12l expansion vessel, factory-fitted automatic air vent and a factory-fitted 3 bar safety valve.

The Professional range also comes with two bottles of inhibitor, an improved condensate installation kit, an ADEY Magnaclean pro 2 filter, a Teddington fire valve with 9mm capillary, a Crossland oil line installation kit, and a pre-wired Grundfos UPM3 Flex AS circulating pump.

Additional Information

• White casing
• Unique 'Easy-Fit' balanced flue system - 1 flue fits all boilers
• Riello low NOx technology
• Patented stainless steel heat exchanger