This heat-only boiler supplies central heating using oil as the fuel and is intended for floor-mounted installation in domestic and light-commercial settings. It is a compact, white unit constructed in stainless steel, designed to integrate with typical hydronic heating systems where a dedicated boiler provides primary heat to radiators and a separate hot-water cylinder.

Warmflow Agentis Professional Internal 33 kW Oil Heat Only Boiler I33PRO

This system boiler provides oil-fired central heating and domestic hot water capabilities for properties requiring a compact, floor‑mounted solution. It operates as a primary heat source within mechanical and electrical systems, delivering continuous water heating while integrating into larger hydronic installations.

Warmflow Agentis Professional External 33 kW Oil System Boiler E33SPRO

This heat-only boiler is an oil-fired central heating unit designed for installation within plant rooms and utility areas where a dedicated heating circuit is required. It delivers controlled thermal output for system-only configurations and is intended for floor-mounted installations in commercial or industrial buildings.

Warmflow Agentis Internal i33 33 kW Oil Heat Only Boiler I33

This combi boiler is an oil‑fuelled, floor‑mounted heating and domestic hot water unit designed for commercial and industrial plantrooms. It delivers high‑capacity central heating alongside instantaneous hot water supply and is intended for installations where a compact, single‑package heater is preferred over separate boiler and cylinder arrangements.

Warmflow Agentis Pro Internal 33 kW Oil Combi Boiler I33CPRO

This combi boiler is an oil-fired heating unit designed for floor installation in internal plantrooms and utility spaces. It delivers central heating and instantaneous hot water from a single device, offering a compact footprint suitable for locations where wall mounting is impractical. The appliance is finished in white and intended for professional installation and maintenance within mechanical and electrical systems.

Warmflow Agentis Internal 33 kW Oil Combi Boiler I33C

This combi boiler is a floor-standing oil-fired unit designed for heating and hot-water delivery in commercial and industrial settings. It delivers central heating while providing instantaneous domestic hot water, supplied from a single compact unit with a neutral grey finish suitable for plantroom installation.

Warmflow Agentis Pro External 33 kW Oil Combi Boiler E33CPRO

This heat-only boiler is a floor-standing oil-fired unit designed to provide central heating in commercial and industrial settings. It operates as a dedicated heating-only appliance within plant rooms and boilerhouses, offering a compact footprint for installations where space is constrained. The unit is finished in blue and configured for connection to existing hydronic systems via a 1 BSP flow interface.

Warmflow Agentis Boilerhouse 33 kW Oil Heat Only Boiler B33

Supplied complete with a fire valve and MagnaClean system, the Warmflow Agentis Pro 33kW external combi oil boiler offers reliability and performance thanks to its 32-plate heat exchanger and internal expansion vessel. AAA-rated, this oil boiler offers unbeatable levels of efficiency, reducing fuel consumption by more than 5L per week.

Warmflow Agentis external combi oil boiler 33kW

The Warmflow Agentis 33kW internal pumped heat only oil boiler offers reliable performance and ErP A-rated efficiency thanks in no small part to its internal Riello low-NOx burner assembly. Suitable for kitchen or utility room installation, the Agentis has a sleek white external casing to blend seamlessly into a home's interior decor. The Agentis is supplied with a range of useful add-ons, including an oil filter and the protective Adey MagnaClean Pro 2 system, for safer, cleaner running.

Warmflow Agentis Pro internal pumped heat only oil boiler 33kW

An ErP A rated internal system boiler designed to fit into kitchen & utility room applications. It's stylish white casing houses a highly efficeint, patented heat exchanger and the latest Riello low Nox technology. Also comes with a factory fitted Grundfos UPM3 FLEX pump and a 12ltr system kit as standard.

Warmflow Agentis internal system oil boiler 33kW

Fitted with a tough, maintenance-free weatherproof casing, the Warmflow Agentis E33 33kW external heat only oil boiler is capable of withstanding even the worst outdoor conditions. Easy to site, this oil-fired boiler is supplied complete with a variety of flueing options. It incorporates a Riello low-NOx burner and patented heat exchanger for impressively high AA-rated efficiency, helping homeowners to reduce their fuel bills.

Warmflow Agentis E33 external heat only oil boiler 33kW

An ErP A rated external boiler which includes up to £250 worth of factory fitted accessories including an Adey Magnaclean Pro 2 and comes with a 5 years parts & labour warranty as standard.

Warmflow Agentis Pro external pumped heat only oil boiler 33kW

Looking for 33 kw oil boiler? Order from Wolseley today - free delivery or click and collect available nationwide.

33 Kw Oil Boiler