==Boiler Installation & Servicing == Lancashire & South Lakes

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oncore, specialist heative
Oftec 12690 Gas Safe Register 526952

Telephone Number 01539 751 128 

Oncore House, Longlands Road, Bowness on Windermere, LA23 3AS

ServicesService, Repair and installation of Domestic and Commercial Gas, Oil, LPG and Renewables

Oncore specialist heating is a heating industry professional specialising in the repair, maintenance and installation of heating systems. Whether you need a boiler repairing or replacing we can carry out such works neatly and efficiently with minimal disruption to yourself. We carry one of the largest stocks of oil boiler spares in our vehicle, with the aim to fix your boiler on the 1st visit. We can provide unparalleled response time and quality service anywhere in the South Lakes and North Lancashire to provide a fast, efficient and personal service. All of Oncore’s workmanship carries the company's written 12 month guarantee for your peace of mind and all materials and products are covered by full manufacturers’ warranties.

Service & Repair

Oncore specialist heating specialises in the repair and service of gas and oil heating appliances. If you are looking for an annual service or a repair, we can carry out such works neatly and efficiently at a time that suits you. We carry a large stock of heating spares with the aim to repair on first visit.

It is important to get your gas or oil appliances serviced regularly to ensure they are running efficiently and cleanly.


Oncore specialist heating specialises in the design and installation of gas and oil appliances, from gas pipework to full house central heating. All installation works are carried out to a very high standard which exceeds customer expectations.

Customer property is given the upmost care. All installation work begins by covering floors and surfaces with dust sheets and runners. Working neatly and efficiently causing minimalist disruption is key to our quick and efficient methods.

Service & Repair

Commercial gas and oil appliances often need more maintenance than domestic appliances due to the high use, such works can be carried out with more frequent service intervals to ensure your appliances are working to maximum efficiency. Commercial appliances can often be found in hotels and guest houses where the heating and hot water is the heart of the business, it is essential to ensure they are in safe working order and that they are in good order. A poorly maintained appliance could lead to failure and unhappy customers.


At Oncore we specialise in the installation of commercial heating appliances. Working closely with many manufactures allows us to specify the best suited appliance to meet your demands. Please phone do discuss your requirements 01539 751128


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