Is a Swansea-based plumbing and heating company founded and run by Gas Safe engineer Maciej Trzaska.
With years of hands-on experience in domestic heating and plumbing systems, Nexosters specialises in high-quality boiler installations, system upgrades and specialist plumbing installations, including bespoke and non-standard solutions.
Trusted by home owners...
★★★★★ – Susan, Port Talbot
“Maciej was very professional and paid meticulous attention to the task. He checked all gas appliances and worked very cleanly, clearing up behind himself. I would highly recommend him.” MyJobQuote
★★★★★ – Olatunde, Swansea
“He was very quick and professional, sorted my tap replacement in no time. Thanks.”
MyJobQuote
★★★★★ – Jayne, Ammanford
“Wonderful and friendly, got on with the job without any problems. He did the job as planned – highly recommended.”
MyJobQuote
Our Services
Unvented Cylinder
Installation
✔ Strong, consistent water pressure
✔ Correct sizing for your home
✔ Safe and compliant installation
✔ Reliable long-term performance
Boiler
Installation
Servicing
Repairs
✔ Proper system assessment
✔ Correct sizing and balance
✔ Clean, efficient system
✔ Long-term reliability
Underfloor Heating
Installation
✔ Designed for your property
✔ Efficient heat distribution
✔ Proper zoning and control
✔ Comfortable, even warmth
Specialist Plumbing Installation
✔ Bespoke plumbing solutions
✔ Structural and hidden pipework
✔ Precision installation
✔ Built to last
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