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Trusted Traders

Stagg Plumbing & Heating

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Opening Hours
Today - 09:00–16:30
  • Monday 09:00–16:30
  • Tuesday 09:00–16:30
  • Wednesday 09:00–16:30
  • Thursday 09:00–16:30
  • Friday 09:00–16:30
  • Saturday - Closed
  • Sunday - Closed
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What is a Which? Trusted Traders Hertfordshire Trading Standards Approved Endorsement?

Which? Trusted Traders has partnered with Hertfordshire Trading Standards to create a Hertfordshire Trading Standards Approved endorsement. In addition to our standard trading standards assessment, this trader has had a DBS check and is subject to a Trading Standards intelligence check.


Stagg Plumbing Heating & Drainage are plumbers, heating engineers and drainage engineers based in Welwyn, Hertfordshire.

We undertake all kinds of domestic plumbing, heating repairs, servicing and installations and drainage work along with CCTV surveys.

We're not just here for repairs - we give advice and recommend products and systems for better fuel efficiency to save money on your bills.

Our team are fully qualified and offer a friendly and professional plumbing, heating and drainage service.

A family run company, we take pride in our work ensuring our customers are happy with every aspect, from the quotation to the finished product.

Our engineers are fully qualified and Gas Safe registered.

No job is too big or too small!

What we do

  • Boiler, central heating and gas engineers

    • Boiler installation
    • Boiler servicing
    • Boiler repair
    • Radiators and central heating
    • Gas safety testing and inspection
  • Heating contractors

    • Central heating systems (installation and servicing)
  • Plumbers

    • Unvented cylinder installation and maintenance
  • More Services

    • drainage

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