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Top plumbers and heating engineers in Harpenden

Boiler installs and repairs, servicing, leaks, bathrooms, cylinders and landlord gas certificates. Covering Harpenden and nearby villages including Kinsbourne Green, Batford, Wheathampstead, Redbourn, Markyate, Kimpton, Southdown, Hatching Green.

5 firms listed · Google ratings checked 3 Nov 2026

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  1. 1

    Active 24/7 Plumbing Ltd

    Harpenden

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    5/529 reviews · Google
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  2. 2

    IGM Plumbing, Heating and Leak Detection

    Harpenden

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    4.9/530 reviews · Google
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  3. 3

    Simply Plumbing & Heating

    Harpenden

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    5/519 reviews · Google
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  4. 4

    K T H Services

    Harpenden

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    4.6/518 reviews · Google
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  5. 5

    Southdown Heating

    Harpenden

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    5/53 reviews · Google
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Villages covered from Harpenden

Kinsbourne GreenBatfordWheathampsteadRedbournMarkyateKimptonSouthdownHatching Green

Before you hire a plumber in Harpenden

  • Any gas work must be done by a Gas Safe registered engineer. Check their number on the official Gas Safe Register before they start.
  • A gas boiler service costs around £80 to £120 locally.
  • Landlords need a gas safety certificate (CP12) every 12 months.
  • For a new boiler, ask which manufacturer warranty you get and whether it needs a yearly service to stay valid.

Plumbers and heating engineers nearby: St Albans Luton Hemel Hempstead Welwyn Garden City Hatfield Dunstable Stevenage Berkhamsted All of Hertfordshire

Other trades in Harpenden: Roofers Driveway companies