Latest Articles

Expert advice and insights from the Pro Plumbers team on heating, plumbing and air conditioning

6 November 2026

How to repressurise a boiler safely, step by step

A clear, safe procedure for topping up a sealed heating system using the filling loop or key, plus the signs that mean you should stop and call an engineer.

6 November 2026

Boiler leaking water: where it comes from and what to do

Water under or around your boiler? Work out where the drip is coming from, what it usually means, what you can safely do and when to call an engineer.

6 November 2026

Leaking radiator valve: gland nut, valve body or pipe joint?

Water at a radiator valve? Find out whether it is the gland nut, the valve body or a pipe joint, what you can safely do and when it is time to call us.

6 November 2026

Frozen pipes: how to thaw them safely and stop it happening again

Frozen pipes in winter? What to do before the cold arrives, how to tell a pipe has frozen, how to thaw it safely and what to do if a pipe has split.

6 November 2026

Boiler stopped in cold weather? How to thaw a frozen condensate pipe

Boiler cut out on a frosty morning? It may be a frozen condensate pipe. How to find it, thaw it safely with warm water and reset the boiler afterwards.

6 November 2026

How much does a new boiler cost? What changes the quote

No two boiler quotes are the same. See what changes the price of a new boiler, from boiler type and flue route to pipework, controls and paperwork.

6 November 2026

How much does a boiler service cost? One visit or a plan

Paying for a single boiler service or joining a monthly plan? Compare what each option includes, what changes a service price and who each suits.

6 November 2026

Combi, system or regular boiler: which suits your home?

Not sure whether a combi, system or regular boiler suits your home? Answer a few questions about bathrooms, water pressure, space and fuel to find out.

6 November 2026

What affects the cost of a power flush

What makes one power flush quote differ from another? Radiator count, how dirty the system is, access, valves and what to ask for in a quote.

6 November 2026

Plumber call-out charges explained

How plumber call-out charges work, what +VAT means on a quote, how small and larger jobs are priced and what helps keep a visit short.

6 November 2026

Unvented hot water cylinders and G3 explained

What an unvented hot water cylinder is, how it differs from a vented one, its safety devices, why G3 matters and the signs that it needs attention.

29 October 2026

Radiators warm at the top but cold at the bottom: causes and fixes

Warm tops and cold radiator bottoms often point to sludge or restricted flow. Learn safe checks, why bleeding differs and when cleaning may help.

29 October 2026

Boiler pressure too high: causes and safe ways to respond

Boiler pressure rising too far? Learn how to check a cold gauge, spot filling-loop problems and discharge, and know which repairs need an engineer.

29 October 2026

No hot water from a combi boiler: what to check first

Heating works but your combi taps stay cold? Check demand, controls, pressure and frost safely, then learn when professional fault diagnosis is needed.

29 October 2026

Carbon monoxide alarms: where to fit them and what to do if one sounds

Know what to do if a carbon monoxide alarm sounds, where to position detectors, and how testing, replacement and appliance care help protect your home.

29 October 2026

Low water pressure at home: causes, checks and practical fixes

Weak taps or a struggling shower? Compare hot and cold flow, check simple restrictions and learn when a plumber or your water supplier should investigate.

29 October 2026

What to do when a pipe bursts: a safe step-by-step plan

A burst pipe needs safe isolation first. Follow practical steps to limit damage, avoid electrical hazards and prepare for a plumber and an insurance claim.

29 October 2026

Does my central heating need a power flush? Signs and alternatives

Wondering whether your heating needs a power flush? Compare warning signs, gentler alternatives, suitability checks and care after system cleaning.

29 October 2026

Landlord gas safety checks: a practical planning guide for Kent

Plan landlord gas safety checks in Kent with clear advice on annual deadlines, tenant access, record delivery, managing agents and unsafe appliances.

29 October 2026

Immersion heater not working: what to check before calling for help

No hot water from your immersion heater? Check external controls safely, recognise electrical warning signs and learn when a qualified engineer is needed.

29 October 2026

Underfloor heating manifold explained: parts, flow readings and common faults

Understand your wet underfloor heating manifold, read its flow meters and spot common faults, with clear limits on safe checks before arranging a repair.

11 October 2026

Is no heating or hot water an emergency?

No heating or hot water? Learn when a boiler breakdown is a real emergency, what to do about gas or leaks, safe checks to make and how to keep warm.

24 September 2026

Radiator Valves Explained: TRVs, Lockshield Valves and the Right Settings

Learn how TRVs and lockshields work, adjust radiator settings safely and solve common heating faults. Find out when professional help is needed.

11 September 2026

How Often Should a Boiler Be Serviced? Clear Advice

Learn how often your boiler should be serviced, when to book, and what changes for landlords, older systems, oil boilers and warranty cover. Find out how.

26 August 2026

What Does a Boiler Service Include?

Learn what a proper boiler service includes, from safety and performance checks to paperwork and next steps if issues are found. Learn more in this clear guide.

13 August 2026

Water hammer in pipes: what causes banging and how to stop it

Learn what causes water hammer and banging pipes, how to diagnose if it’s hot, cold or appliance related, and safe ways to reduce the noise. Learn more.

2 August 2026

Toilet keeps running: causes, quick checks and fixes

Toilet keeps running after flushing? Learn how your cistern works, common causes, safe DIY checks and when to call a plumber. Find out how to stop the waste.

28 June 2026

How to balance radiators for even heat across your home

Learn how to balance radiators for even heat across your home with this simple step-by-step guide, plus safety tips and when to call a heating expert.

28 June 2026

Stopcock location: how to find and use your main stop tap

Learn how to locate, test and safely use your main stopcock in a Kent home, plus what to do in a leak or if it is stuck. Learn more in this practical guide.

10 June 2026

Boiler fault codes explained: what they mean and next steps

Confused by boiler fault codes? Learn what they mean, safe checks you can do at home, and when to call a Gas Safe engineer. Practical advice from our team.

31 May 2026

How to Reset a Boiler Safely (and what to do if it locks out)

Learn how to reset your boiler safely, what causes boiler lockouts, and when to stop and call an engineer. Practical, homeowner-friendly guide. Learn more.

16 May 2026

Boiler Making Banging Noise? Kettling Causes Explained

Boiler making a banging or whistling noise? Learn what kettling is, common causes, risks and safe checks you can do at home, plus when to call an engineer.

6 May 2026

Boiler Not Heating Water? Causes, Checks & Simple Fixes

No hot water? Learn simple checks for combi and system boilers—pressure, diverter valve, fault codes and safety steps—to pinpoint causes and know when to…

22 April 2026

Radiator Not Heating Up? 9 Simple Fixes to Try First

Quick checks to fix a cold radiator — bleed air, test valves, check boiler pressure and balancing. DIY tips for Sevenoaks & Tunbridge Wells.

7 April 2026

Boiler Losing Pressure: Causes, Safe Checks & When to Call an Engineer

Find out why your boiler loses pressure, safe checks you can do and when to call a Gas Safe engineer. Practical, step‑by‑step advice.

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