Oil Services

Oil Services

From installation to ongoing maintenance, Walsh Oil Services deliver tailored climate control solutions for homes and businesses. 

From installation to ongoing maintenance, Walsh Oil Services delivers tailored climate control solutions for homes and businesses. Our qualified engineers provide reliable, efficient systems designed for comfort, performance, and peace of mind all year round.

Oil Boiler Installation

Utilising the latest that technology has to offer Walsh Oil Services are OFTEC qualified and can fit and install modern oil condensing boilers that improve efficiency and are designed to save you money on your existing heating bills.

If you don’t have access to a natural gas network Walsh Oil Services can manage the installation of an onsite oil supply; including concrete base, tank, fuel line to your appliance and certification. You can rest assured that any work will be installed by a highly skilled and qualified member of our team, and that products are of a high standard.

Oil Boiler Upgrade

Oil Boiler Maintenance

Keep your oil boiler running safely, efficiently and reliably with our dedicated maintenance service.

We carry out thorough inspections, cleaning and performance testing to keep your system operating at its best. Our engineers identify early signs of wear, reduce the risk of costly breakdowns and help improve long-term efficiency. With regular scheduled upkeep, your oil boiler stays dependable, economical and ready for the colder months.

Signs that you may need to
replace your Oil Boiler

As boilers age and wear they become less efficient and are less reliable. As a result you may find you have higher fuel costs & maintenance bills.

Are you experiencing any of the following?

Frequent boiler breakdowns

Your current boiler has signs of corrosion or excessive rusting

An Oftec engineer has advised replacing

Your current boiler has been shut off by a qualified Oftec engineer

Your boiler no longer heats your home comfortably despite increasing bills

What if you don’t have access to a natural gas network?

We can manage the installation of an onsite oil supply; including concrete base, tank, fuel line to your appliance and certification. You can rest assured that any work will be installed by a highly skilled and qualified member of our team, and that products are of a high standard.

If you already know what boiler you want, our expert engineers will be able to install it for you. Alternatively, if you want some help and guidance on what boiler you should get, you can arrange a no obligation visit by one of our engineers who will come to your property to advise you on the best boiler for your home.

Depending on your heating and hot water demand there are different types of condensing boilers that are available, please follow the link for any questions you might have regarding the main boiler types.

Gas Safety Checks
Oil Boiler Servicing in Hertfordshire

Why Choose
Walsh Oil Servicing?

Expert maintenance and servicing
Regular, professional servicing ensures your oil-fired boiler runs safely, efficiently, and reliably all year round.

Improved system performance
We optimise your system to deliver consistent heating, better fuel efficiency, and fewer breakdowns.

Lower emissions and running costs
Our thorough cleaning and tuning processes help reduce fuel consumption and environmental impact.

Fast response and trusted support
From annual servicing to emergency repairs, our engineers are only ever a call away, keeping your home warm and your system protected.

Experience that matters

To ensure our customers receive a high standard of workmanship and professionalism, our company is accredited and monitored by several trade and industry bodies.

Hannah Cole
Hannah Cole
Really impressed with how smoothly everything went. The engineer was on time, explained the issue clearly and had our heating back up and running in no time.
Mark Reynolds
Mark Reynolds
Professional, friendly and reliable. We’ve used Walsh for years and they’ve never let us down.
Sophie Turner
Sophie Turner
Great service from start to finish. Booking was easy and the work was carried out quickly with no mess left behind.
Ian Mitchell
Ian Mitchell
The team spotted an issue before it became a major problem, saving us both money and stress. Would definitely recommend.
Laura Bennett
Laura Bennett
Fast response and excellent communication throughout. It’s reassuring to have a company you can trust.