Plumbers in Barry

Boiler, Heating & Plumbing Across The Town

We cover the whole of Barry, from the older properties around the Knap and Porthkerry through to the new builds down on the Waterfront.

Book an Engineer →

Your Local Barry Plumber

Gas Safe plumbers working across Barry, including Barry Island, the Knap, Pencoedtre and the Waterfront.

Gas Safe Registered (518700)

NJ Harkus is Gas Safe registered (518700), City & Guilds qualified and CIPHE members, with full public liability insurance for all plumbing, heating and gas work.

Highly Recommended & Reviewed

With over 15 years in the trade and more than 1,200 five-star reviews, we are highly recommended for our professional plumbing, boiler and heating services in Cardiff and across Barry.

Plumbing in Barry

Leaks, Bathrooms & Renovation Work

Barry is big enough and varied enough that the plumbing work changes considerably depending on which part of town you’re in.

Around the Knap, Barry Island and out towards Porthkerry and Romilly Park, the houses tend to be older and larger. More bathrooms, longer pipe runs, and often several generations of pipework joined together where the property has been extended or converted over the years. Tracing a leak in a house like that is a different job to tracing one in a modern semi, and it’s worth doing properly rather than opening up the first wall that looks likely.

Pencoedtre is renovation territory. We’re often in a house that’s down to bare walls, which is the one time you can reroute pipework properly instead of working round whatever route it happened to take forty years ago.

Alongside that, it’s the everyday work across the town. Leaks, taps, toilets, cylinders, bathroom installations and the pipework side of kitchen and extension projects.

Get A FREE Quote From A Barry Plumber

Free Quote →

Request Callback →

Emergency Plumber in Barry

Our team at NJ Harkus are available in Barry day or night, 24/7, to handle urgent water leaks, burst pipes, boiler breakdowns and emergency plumbing repairs when you need them most.

Business Hours

24 Hours, 7 Days A Week

Call Now

07859 896019

We Are Highly Recommended

Boilers & Heating in Barry

Older Properties & New Builds

The split between old and new Barry shows up most clearly in the heating work.

In the larger period properties around the Knap and Porthkerry, a combi is often the wrong answer. Houses with three or more bathrooms share a single flow rate on a combi, and a 30kW unit delivers only about 12 to 15 litres a minute across the whole house. A system boiler with a properly sized cylinder handles simultaneous demand far better, and in the older stock we still come across back boilers sitting behind gas fires, which is a bigger replacement job than swapping a wall-hung unit.

Down on the Waterfront the picture is the opposite. The new builds there are well insulated with low heat loss, so a modern combi copes comfortably and we’re regularly asked to quote for a bigger boiler than the property actually needs. What those houses do tend to need in the first year or two is attention rather than replacement, whether that’s pressure dropping, radiators that were never balanced properly, or underfloor heating that wasn’t fully commissioned.

We install, service, and repair all of it, working with Worcester Bosch, Vaillant, Viessmann, Baxi, and Ideal.

Commercial & Landlord Work

Shops, Units & Rental Properties

Barry has a decent amount of commercial work alongside the domestic side, and we cover both.

That includes shops, cafes, and restaurants across the town, including the independent units down at the Goodsheds. Commercial premises generally want a problem sorted the same day, which is reasonable when it’s stopping them from opening. We’re qualified for commercial gas boilers up to 50kW, which covers most small business premises, and we handle the servicing and certification that goes with them.

Barry also has a substantial private rental sector too. If you’re a landlord, we issue gas safety certificates and can work around tenants to get them done with minimal disruption. Several of the landlords we work for own multiple properties across the town, so we keep the records straight and get renewals booked before they lapse rather than after.

What We Get Called Out For

Common Jobs In Barry

System boilers and cylinders in the larger properties around the Knap and Porthkerry
Renovation and boiler work across Pencoedtre
Commissioning and balancing on the Waterfront new builds
Landlord gas safety certificates across the town’s rental properties

Areas Near Barry

We Cover The Whole Of Cardiff & The Vale

Frequently Asked Questions

What We Get Asked Most From People Living In Barry

Will a combi boiler work in a larger Barry property?

It depends on how many bathrooms are in use at once.

A combi heats water on demand, so everything shares one flow rate, and a 30kW unit gives you roughly 12 to 15 litres a minute across the whole house. That’s fine for one bathroom and a kitchen. In the larger houses around the Knap and Porthkerry, it usually isn’t, and a system boiler with a stored cylinder is the better answer.

My new build keeps losing pressure, is that a fault?

Not necessarily. New systems often lose a little pressure in the first year as trapped air works its way out, and topping up once or twice is normal. What isn’t normal is needing to top up every few weeks, which usually means water is escaping somewhere and needs looking at rather than living with it.

Do you work on commercial premises in Barry?

Yes. We cover shops, cafes and restaurants across the town, including the units at the Goodsheds. We’re qualified for commercial gas boilers up to 50kW, which covers most small business premises, and we handle servicing and certification alongside repairs.

How quickly can you get to an emergency in Barry?

Usually quickly. We cover Barry and the Vale daily from our base in Cardiff, so for a burst pipe or a total loss of heating, we can often be with you within the hour. Our vans carry stock, so most emergencies get sorted on the first visit.