Our trained Portsmouth plumbers are here to assist with all your plumbing needs - from a leaking pipe to a bathroom installations. Our service comes with a 100% customer satisfaction guarantee.


Here at A1 Plumbing and Drainage Portsmouth we can provide a wide variety of central heating systems and heating controls. Our boiler service includes repairs and certification.


Our highly skilled Portsmouth drainage technicians are on call to assist with your drainage problems. From a blocked drain to cctv drain surveys, you can rely on us.

A1 Plumbing & Drainage

About us

With over 20 years experience in the industry, A1 Plumbing & Drainage Portsmouth offer a comprehensive service. Our name is built on reputation and our dedication to customer care. We strive to offer the best possible service at the most competitive prices.

Areas Covered


No Hidden Extras

Here at A1 Plumbing & Drainage Portsmouth, we believe in the philosophy "What you see is what you get". This means no high pressure sales, and no adding more money to the overall price unless previously discussed, just a straightforward, honest quote, which is clear. Our trained engineers will be able to answer any questions you may have about the work being undertaken.

A1 Plumbing & Drainage

If you would like to learn more about past experiences that our customers have had, then please visit our testimonials page. We offer a free no obligation quote prior to any work taking place to make sure that all of our customers are completely happy with what work needs to be carried out.

Why us?

  • Established over 20 years
  • No Call out charges
  • Skilled, qualified engineers
  • Full Public liability Insurance
  • Competitive quotes
  • Experienced in all aspects of plumbing & heating
  • 24/7 Help Line in Portsmouth


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