DIY Boiler Repair vs. Professional Repair: Which One Should You Choose?


When your boiler develops a fault, it can be tempting to tackle the problem yourself to save money. However, DIY repairs can be dangerous, especially if you lack the proper knowledge and equipment. On the other hand, hiring a professional boiler repair service ensures that the problem is fixed correctly, quickly, and safely.

If you’re looking for boiler repair in London, it’s crucial to choose the right option for your needs. In this article, we’ll explore the pros and cons of both DIY and professional boiler repair. By the end, you’ll have a better understanding of which option is the right one for you. Whether you’re a homeowner looking to save money or prioritize safety and efficiency, we’ve got you covered.

DIY Boiler Repair

DIY boiler repair is one that’s carried out by a non-professional in the field. Today, thanks to technology, there are lots of tips online for homeowners to follow, especially to detect simple faults with their boilers.

Some of the basic DIY maintenance checks and repairs you can carry out involve checking safety valves and testing valve pressure periodically.

This is one of the simplest DIY activities to ensure your boiler is working effectively and it also helps you ascertain whether there needs to be a repair.

The safety valve helps control the pressure buildup in the boiler and regulates it to avoid an explosion. So, it needs to be properly functioning.

When checking the valve, ensure it is below the set pressure as provided in your manual’s guide. Safety valve faults can range from leakage, low pressure, and delayed return of the valve to chattering.

These are repairs that can be done using home tools like wrench, cleaning materials, and lots more. So, if your boiler has a safety valve problem, simply carry out a check and repair using DIY tips.

There are lots more that you can do with your boiler using DIY tips. Moving on, here are some advantages of opting for DIY boiler repair.

DIY Pros

Increases your knowledge and skills

DIY boiler repair is one of the best ways to get to know more about appliances and also one of the easiest ways to carry out routine checks on your device.

A lot of homeowners neglect periodic maintenance checks because of the cost of hiring professionals and the time to dedicate to the activity. But with a few tips, you can easily carry out maintenance checks on your device in your spare time.

Saves repair costs

Also, DIY boiler repair activity helps you save money because you don’t have to pay for the service. If you’re looking to get your boiler working again without spending much, DIY repair is a go-to option.

Helps avoid working with the wrong hands

A lot of homeowners have suffered greatly at the hands of the wrong professionals who have little to no knowledge about the repair job, but rather are interested in the pay. This has led to an increased scare for many in terms of hiring professional repairers.

If you’re one of this class, then a DIY repair may work for you. However, you need to be quite confident in your ability to pull through without any further damage. With this, you’re good to go.

There are lots of advantages of DIY boiler repairs, but it comes with some cons as well. Here are some of them.

DIY Cons

Gas Leaks

One of the most evident disadvantages of DIY boiler repair is increased proneness to gas leaks.

While running through the repair of your boiler appliance especially as a non-professional, connections in some parts may become loose, leading to a pathway of gas leaks into your home.

Aside from the problem of paying to fix this, carbon monoxide is a very dangerous chemical that can lead to several kinds of illnesses when taken in. So, when you opt for DIY boiler repair, there’s an increased chance of gas leaks after.

Expensive tools

Another problem you may face with DIY boiler repair is the higher costs of buying tools.

Although you’re saving the costs of hiring a professional, the same amount or even more will be expended on buying the right tools for the job (if they’re not available).

And you can’t skip getting these tools because they are very important to carry out a perfect job without a professional.

Professional Boiler Repair

Asides from DIY boiler repair, the second option is hiring the services of a professional. This is by far the best way to fix your faulty boiler because you get to save a lot of stress trying to figure out the problem yourself.

It simply starts by searching for the right company around you, getting to know about their services, then hiring them for the job.

Before hiring a professional, you need to ensure some background checks to avoid falling into the wrong hands. One of the best ways to locate a good boiler repair service is through referrals. Do this by asking your neighbors or colleagues for some referrals.

Another effective way is checking the online customer reviews of the boiler repair service company you want to hire. If you are convinced, you try them out. And if not, you look for another.

With this, you can also compare prices to save costs. Here are some of the advantages you enjoy of working with a professional boiler Repairer.

Professional Repair Pros

They have the right skills

Unlike the DIY individual who’s trying to figure one part out from the other, a professional has the right skills and understands the nitty-gritty of the appliance.

Also, the professional has proven experience working on several boilers before, hence they have enough knowledge on detecting and rightfully fixing the problem.

This point can’t be contested really because no one knows it all and everyone has their specialty.

They adhere to safety regulations

Another advantage of working with a professional boiler repairer is the fact that they adhere to safety regulations.

Working on boilers requires high safety procedure understanding because they work under high pressure which can explode when it gets too high.

As a DIY repairer, you may not understand the safety procedures to follow. But professionals have taken some time to learn about the appliance, hence they have all the safety regulations to follow.

Likewise, they are equipped with the right knowledge to detect risks and develop measures to curb them. In essence, professionals prevent the risk of accidents when working on boilers.

Licensed and Insured

Insurance and licenses are extremely important in the hiring process of a professional because these show their ability to carry out the task successfully.

The insurance helps you avoid paying for damages that may occur during the repair process. This is a big advantage of hiring a professional to repair your boiler.

Now that you know what the advantages are, here’s one major disadvantage of hiring a professional.

Professional Repair Cons


This is the only con of hiring a professional boiler Repairer. Depending on the problem with the boiler, the service can be quite expensive.

So, you may need to set some reasonable sum aside to pay for the services and ensure the best job is carried out.

As mentioned earlier, to reduce cost, you can compare the prices of various companies within your location and hire the most cost-effective.


After exploring the pros and cons of both DIY and professional boiler repair, it’s clear that hiring a professional is the best option. Not only does it ensure that the problem is fixed safely and efficiently, but it also saves you time and money in the long run.

If you decide to hire a professional for your boiler repair needs, it’s important to choose the right one for the job. Consider factors such as experience, qualifications, and customer reviews to ensure that you’re hiring a trusted and reliable professional.

In the end, taking care of your boiler is essential for your comfort, safety, and peace of mind. By making the right decision and hiring a professional boiler repair service, you can ensure that your boiler is running smoothly and efficiently for years to come. Don’t hesitate to contact Gas Boiler & Heating Repair LTD at 49 Pendragon Rd, Bromley BR1 5JZ or call them at +44 7795 034003 for expert boiler repair in London.


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