While extremely energy efficient, oil boilers are often no stranger to significant maintenance and repair works due to the sheer amount of parts to keep in peak condition.

At Zeal Services, our team have an exceptional standard of oil boiler knowledge, experienced in handling even the most complex of repairs efficiently and confidently, on standby when you need us most.

For your peace of mind, we will only ever send fully-qualified, OFTEC registered engineers into your home, with a 30-day labour and 1-year parts guarantee, allowing you to put your feet up stress-free. From the moment you tap our number in after noticing a blockage, incorrect boiler pressure or fan fault (to name a few common oil boiler issues!), you can expect expert-led assistance, with fully-insured, guaranteed work with on-site diagnostics for complete efficiency.

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