Make contact via my site to receive 5% off. Reference code: OC5%

The price includes delivery of the boiler to mainland UK. For Scottish Highlands and NI, please provide a postcode to establish the extra fare. 

I install nationwide, please ask for lead times. Information of your current set up and your location will assist with me providing you with a quote.


Grant Vortex Condensing Combi Oil Boiler rated at 21kw. Manufactured 2018. The unit has been fully serviced, new parts and seals where needed. Pressure and running tested and dry stored. New oil hose and nozzle has been added to the calibrated burner. A very nice unit, suitable for a medium to large property.


Please inspect images for any age related markings on outer casing.I currently have many other boilers available. Please see my listings.


All boilers are in good working condition. They will require a professional installation and commission checks as per manufacturer and oftec requirements.


On some occasions I am able to deliver the boiler personally. Please allow for this in terms of delivery time. I will communicate this with you.


If I do not have the size or type of boiler you require I will endeavour to locate one for you.


I can source internal and external boilers. Combi's and Heat only Boilers. Condensing and non-condensing. Reconditioned Burners and spare parts.


Please message me through eBay or find me on my website: ocboiler.co.uk


I am happy to answer any questions regarding the condition of any individual boiler I have for sale.


Boilers are advertised on other sites and are subject to being removed from listings at any point.


Thanks for looking.



See my other listings for other great deals!




Please note that I aim to have the boilers delivered to you as soon as possible via Pallet track. All tracking information will be provided. Rarely, there can be delays in the process.

I will do my upmost to communicate with you if there are delays but the vast majority of deliveries will arrive within a few working days after payment is received.