BS7593: 2019. What it means for homeowners.

Cleaning, protection and maintenance.

BS 7593:2019 now contains significant changes to the cleaning, protection and maintenance of heating and cooling systems.

This will undoubtedly have a knock-on effect on how homeowners and heating engineers approach water treatment practices.

Home Heating Test Kit.

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Our DIY Home Heating Test Kit contains 1 x testing kit to help you understand exactly what's happening inside your home heating system and to help you take back control.

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Emphasis on Filters and Water Testing.

🤝 Your Boiler's Best Friend: The BS 7593:2019 Partnership

Expensive repairs and high energy bills are often caused by sludge and corrosion—problems that were easy to ignore. The new UK standard, BS 7593:2019, changes that by making your heating engineer responsible for your home heating system water treatment.

This is no longer a one-time fix; it's a mandatory plan for cleaning, protection, and maintenance that requires you, the homeowner, and your engineer to collaborate in order to keep your system running at peak efficiency.

The British Standards Institution, The Homeowner, The Heating Engineer, and The Dr Radiator Test Kit.

Why This Accountable Approach Pays Off

Gone are the days of blind trust and guesswork. The Dr Radiator Home Heating Test Kit puts the power back in your hands by acting as an independent judge for your central heating.

First, it clearly diagnoses any underlying water quality issues before a wrench is even lifted. Then, once your heating engineer has completed their flush or service, it gives you the ultimate power to re-test. This holds your engineer fully accountable, ensuring they have worked to BS 7593:2019 standards and that you are genuinely getting the clean system you paid for. If the water doesn't pass the re-test, the job simply isn't finished.

(And should you want an uncompromising, end-to-end solution without the hassle, the full Dr Radiator professional Home Survey & ClearFlow cleansing service is always available to step in and guarantee the result).

This proactive, proven approach delivers clear benefits to your household:

  • Slash Energy Bills: A verifiably clean, protected system transfers heat more efficiently, meaning less wasted gas and lower heating costs.

  • Extend Boiler Life: By accurately diagnosing and eradicating corrosion and sludge with proven water test success, you dramatically reduce the chance of premature failure, saving you thousands on replacement costs.

  • Validate Your Warranty: Most boiler manufacturers require strict adherence to BS 7593:2019 to honour your warranty. Your Test Kit provides the visual proof that your system is healthy, ensuring your coverage remains completely secure.

Find out more about the Dr Radiator Home Survey & ClearFlow cleansing service.

Frequently asked question

If you have a problem or a question you may be able to find the answer here.

What is the BS7593:2019 standard?

It is the British Standard code of practice governing the preparation, commissioning, and maintenance of domestic central heating systems. It provides the strict legal and technical guidelines professionals must follow to ensure water quality.

Does BS7593:2019 only apply to brand-new heating systems?

No. The 2019 update explicitly mandates that water quality must be tested, and inhibitor levels checked, during the annual boiler service for all existing systems, not just during new installations.

Are magnetic filters a legal requirement under this standard?

Yes. The standard dictates that an in-line magnetic filter must be installed to capture circulating magnetic debris (magnetite) and protect delicate boiler components from blockages.

How often does the standard require a full system flush?

BS7593:2019 recommends that systems are thoroughly cleaned, flushed, and re-treated with fresh inhibitor every five years, or sooner. Dr Radiator recommends "testing," every year to reduce the risk of high turbidity build up or chemical degradation. This creates the ability to act early therefore, reducing breakdowns and unexpected costs.

What happens if my plumber ignores BS7593:2019 guidelines?

Ignoring these standards leads to rapid system degradation, higher energy bills, and voided manufacturer warranties. The continuous testing protocol of the Dr Radiator ClearFlow program ensures your system strictly adheres to these regulations.

Home Heating Test Kit.

£29.99 FREE shipping

Our DIY Home Heating Test Kit contains 1 x testing kit to help you understand exactly what's happening inside your home heating system and to help you take back control.

See details