Plumbing & Gas Engineer Services in Cardiff, Full-Service Gas Engineer for Every Job

Find the service you need, or call us and we’ll work it out together.

Gas Safe Registered Engineer

Over 20 Years Serving Cardiff & South Wales

5-Star Google Reviews

Fully Insured & Locally Based in Cardiff CF14

You probably already know what kind of problem you have, or at least have a good idea. KB Heating & Plumbing covers everything from a dripping tap to a full boiler replacement, seven days a week. Same-day appointments are available for most jobs, and we’re ready around the clock for emergencies. Call us on +44 7812 510121 and tell us what’s happening and we’ll take it from there.

Gas Engineer Cardiff →

Landlord Gas Safety Certificate Cardiff

Annual landlord gas safety checks and CP12 certificates, booked around your tenants.

Gas Line Testing Cardiff

Pressure testing of gas pipework to find leaks, with a written report of the result.

Gas Pipe Installation Cardiff

New gas pipe runs for appliances, extensions, or full system replumbs.

Gas Leak Detection Cardiff

Specialist equipment used to find and fix gas leaks fast.

Gas Fire Service Cardiff

Servicing, repairs, and safety checks for gas fires.

Gas Hob Installation Cardiff

Professional gas hob fitting with full safety checks.

Gas Cooker Installation Cardiff

Safe disconnection and installation of gas cookers.

Gas Appliance Repair Cardiff

Repair of gas cookers, fires, and other appliances by a Gas Safe engineer.

Gas Safety Certificate Cardiff

Full gas safety inspection with same-day certification in most cases.

Landlord Gas Safety Certificate Cardiff

Annual landlord gas safety checks and CP12 certificates, booked around your tenants.

Gas Line Testing Cardiff

Pressure testing of gas pipework to find leaks, with a written report of the result.

Gas Pipe Installation Cardiff

New gas pipe runs for appliances, extensions, or full system replumbs.

Gas Leak Detection Cardiff

Specialist equipment used to find and fix gas leaks fast.

Gas Fire Service Cardiff

Servicing, repairs, and safety checks for gas fires.

Gas Hob Installation Cardiff

Professional gas hob fitting with full safety checks.

Gas Cooker Installation Cardiff

Safe disconnection and installation of gas cookers.

Gas Appliance Repair Cardiff

Repair of gas cookers, fires, and other appliances by a Gas Safe engineer.

Gas Safety Certificate Cardiff

Full gas safety inspection with same-day certification in most cases.

Plumber Cardiff →

Hot Water Cylinder Repair Cardiff

Repair of hot water cylinders, immersion heaters and unvented cylinders across Cardiff, with diagnosis and a quote before any work starts.

Tap Installation Cardiff

New tap fitting including kitchen mixer taps and bathroom basin taps.

Tap Repair Cardiff

Fix dripping, stiff, or leaking taps in kitchen and bathroom.

Shower Installation Cardiff

New shower installation including electric, mixer, and power showers.

Shower Repair Cardiff

Repair of shower pressure, temperature, and leak faults.

Toilet Installation Cardiff

Full toilet replacement and new toilet installation.

Toilet Repair Cardiff

Fix running cisterns, weak flush, and broken toilet fittings.

Drain Unblocking Cardiff

Fast clearance of blocked drains, toilets, and sinks.

Pipe Repair Cardiff

Repair of cracked, corroded, or damaged pipework throughout your property.

Burst Pipe Repair Cardiff

Emergency burst pipe repair to limit damage and restore water supply.

Leak Repair Cardiff

Fast leak detection and repair to stop water damage before it spreads.

Hot Water Cylinder Repair Cardiff

Repair of hot water cylinders, immersion heaters and unvented cylinders across Cardiff, with diagnosis and a quote before any work starts.

Tap Installation Cardiff

New tap fitting including kitchen mixer taps and bathroom basin taps.

Tap Repair Cardiff

Fix dripping, stiff, or leaking taps in kitchen and bathroom.

Shower Installation Cardiff

New shower installation including electric, mixer, and power showers.

Shower Repair Cardiff

Repair of shower pressure, temperature, and leak faults.

Toilet Installation Cardiff

Full toilet replacement and new toilet installation.

Toilet Repair Cardiff

Fix running cisterns, weak flush, and broken toilet fittings.

Drain Unblocking Cardiff

Fast clearance of blocked drains, toilets, and sinks.

Pipe Repair Cardiff

Repair of cracked, corroded, or damaged pipework throughout your property.

Burst Pipe Repair Cardiff

Emergency burst pipe repair to limit damage and restore water supply.

Leak Repair Cardiff

Fast leak detection and repair to stop water damage before it spreads.

Boiler Services Cardiff →

Same Day Boiler Repair Cardiff

Urgent boiler repair with same-day response across Cardiff.

Boiler Service Plan Cardiff

Regular servicing and priority callout cover for total peace of mind.

Condensing Boiler Repair Cardiff

Specialist repair of condensing boiler components including flue and condensate.

Condensing Boiler Installation Cardiff

Modern condensing boiler installation to lower energy bills.

System Boiler Repair Cardiff

Repair of system boiler faults including pumps, valves, and heat exchangers.

System Boiler Installation Cardiff

System boiler fitting for larger homes with high hot water demand.

Combi Boiler Repair Cardiff

Expert repair of combi boiler faults by experienced local engineers.

Combi Boiler Installation Cardiff

Supply and fit of combi boilers, the most popular choice for Cardiff homes.

Boiler Replacement Cardiff

Full replacement of old or failing boilers with new energy-efficient models.

Boiler Servicing Cardiff

Annual boiler service to maintain safety, efficiency, and warranty cover.

Boiler Repair Cardiff

Fast diagnosis and repair of boiler faults. Most fixed on the first visit.

Same Day Boiler Repair Cardiff

Urgent boiler repair with same-day response across Cardiff.

Boiler Service Plan Cardiff

Regular servicing and priority callout cover for total peace of mind.

Condensing Boiler Repair Cardiff

Specialist repair of condensing boiler components including flue and condensate.

Condensing Boiler Installation Cardiff

Modern condensing boiler installation to lower energy bills.

System Boiler Repair Cardiff

Repair of system boiler faults including pumps, valves, and heat exchangers.

System Boiler Installation Cardiff

System boiler fitting for larger homes with high hot water demand.

Combi Boiler Repair Cardiff

Expert repair of combi boiler faults by experienced local engineers.

Combi Boiler Installation Cardiff

Supply and fit of combi boilers, the most popular choice for Cardiff homes.

Boiler Replacement Cardiff

Full replacement of old or failing boilers with new energy-efficient models.

Boiler Servicing Cardiff

Annual boiler service to maintain safety, efficiency, and warranty cover.

Boiler Repair Cardiff

Fast diagnosis and repair of boiler faults. Most fixed on the first visit.

Central Heating Cardiff →

Underfloor Heating Repair Cardiff

Fault-finding and repair for underfloor heating systems.

Underfloor Heating Installation Cardiff

Wet and electric underfloor heating installation for new and existing homes.

Unvented Cylinder Installation Cardiff

G3-certified unvented cylinder installation for mains-pressure hot water.

Hot Water Cylinder Installation Cardiff

Vented cylinder installation for stored hot water solutions.

Power Flushing Cardiff

High-velocity flushing to remove sludge and restore heating system performance.

Radiator Repair Cardiff

Fixing leaking, cold, or noisy radiators fast and tidy.

Radiator Installation Cardiff

Adding or upgrading radiators to improve heat output in any room.

Central Heating Repair Cardiff

Diagnosis and repair of all central heating system faults.

Central Heating Installation Cardiff

Full central heating system installation for new or existing properties.

Underfloor Heating Repair Cardiff

Fault-finding and repair for underfloor heating systems.

Underfloor Heating Installation Cardiff

Wet and electric underfloor heating installation for new and existing homes.

Unvented Cylinder Installation Cardiff

G3-certified unvented cylinder installation for mains-pressure hot water.

Hot Water Cylinder Installation Cardiff

Vented cylinder installation for stored hot water solutions.

Power Flushing Cardiff

High-velocity flushing to remove sludge and restore heating system performance.

Radiator Repair Cardiff

Fixing leaking, cold, or noisy radiators fast and tidy.

Radiator Installation Cardiff

Adding or upgrading radiators to improve heat output in any room.

Central Heating Repair Cardiff

Diagnosis and repair of all central heating system faults.

Central Heating Installation Cardiff

Full central heating system installation for new or existing properties.

Emergency Plumber Cardiff →

Emergency Boiler Repair Cardiff

Urgent boiler repair when your heating or hot water fails unexpectedly.

Emergency Boiler Repair Cardiff

Urgent boiler repair when your heating or hot water fails unexpectedly.

Commercial Gas Engineer Cardiff →

Commercial Boiler Servicing Cardiff

Annual servicing for commercial gas boilers, with a written service record.

Commercial Kitchen Gas Cardiff

Gas appliance installation, servicing, and safety checks for commercial kitchens.

Commercial Heating Services Cardiff

Ongoing maintenance contracts and planned heating services for commercial properties.

Commercial Boiler Installation Cardiff

Full commercial boiler installation from specification through to commissioning.

Commercial Gas Safety Certificate Cardiff

Legally compliant commercial gas safety inspections with full documentation.