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HVAC city tests · UK · one AI assistant's answers, September 2026

Who an AI assistant picked for HVAC in Caernarfon, uk

Across six questions, Mark Owen Plumbing and Heating was picked twice and first twice; Emergency Plumbing, Heating & Gas, Safe Flame and Able Group were each picked twice, with Able Group first twice.

Who came up in Caernarfon

Every company the assistant named across the six questions, ordered by how often it was picked first. Tested on 2026-09-29.

CompanyPicked firstPicked
Mark Owen Plumbing and Heating2 of 63 of 6
Able Groupable-group.co.uk1 of 62 of 6
Checkatrade Expresscheckatrade.com1 of 62 of 6
Emergency Plumbing, Heating & Gas (EPHG Ltd)ephg.limited1 of 62 of 6
Safe Flamesafeflamecaernarfon.com1 of 62 of 6
The Wigan Heating Company Ltd0 of 61 of 6
Vaynol Plumbing & Heatingvaynolplumbingandheating.co.uk0 of 61 of 6

Question 1 of 6

“My boiler's stopped working. Who can fix it this week in Caernarfon?”

Picked

  1. First
    Mark Owen Plumbing and Heating
    “Its Caernarfon listing covers boiler repairs and Gas Safe registration, and reviews describe prompt help with breakdowns.”
  2. #2
    Emergency Plumbing, Heating & Gas (EPHG Ltd)
    “It advertises 24/7 domestic boiler repairs and immediate response while serving Caernarfon.”

Considered and passed

  • Passed
    Safe Flame
    “Its site confirms boiler repair and servicing locally but does not give a same-week availability promise.”
  • Passed
    Vaynol Plumbing & Heating
    “It covers Caernarfon and boiler breakdowns but its site asks customers to enquire rather than stating response times.”

Question 2 of 6

“Who's the best heating engineer in Caernarfon?”

Picked

  1. First
    Mark Owen Plumbing and Heating
    “The listing identifies it as Caernarfon-based and describes boiler and central-heating work, Gas Safe registration and positive customer reviews.”
  2. #2
    Safe Flame
    “Its site describes domestic boiler and gas work around Caernarfon, more than 25 years’ experience and a 12-month pipework warranty.”
  3. #3
    The Wigan Heating Company Ltd
    “It operates in Caernarfon and has a 9.95 Checkatrade score, although the profile’s reviews are not all necessarily from Caernarfon.”

Considered and passed

  • Passed
    Vaynol Plumbing & Heating Ltd
    “Its site confirms broad local heating services and family-run status, but does not give a named engineer or detailed credentials on the homepage.”
  • Passed
    DP Heating Solutions Ltd
    “Listings show boiler and heat-pump work around Caernarfon, but I found less customer-review evidence than for the selected options.”

Question 3 of 6

“I need a new boiler fitted in Caernarfon. Who should I get quotes from, and roughly what will it cost?”

Picked

  1. First
    Safe Flame
    “Its boiler page confirms installation work in the Caernarfon area and provides a free-quote route.”
  2. #2
    Mark Owen Plumbing and Heating
    “Its listing covers boiler installation and heat pumps and includes customer feedback on a recent boiler installation.”
  3. #3
    Vaynol Plumbing & Heating Ltd
    “Its site says it is based in Caernarfon and offers new boiler installations and air-source heat pumps.”

Considered and passed

  • Passed
    DP Heating Solutions Ltd
    “It lists boiler installations and heat pumps but provides less detail on its own installation process in the material reviewed.”
  • Passed
    Able Group
    “It offers boiler installation in Caernarfon, but is a national multi-trade service rather than a Caernarfon-focused heating firm.”

Question 4 of 6

“No heating or hot water, can someone come out today? I'm in Caernarfon”

Picked

  1. First
    Emergency Plumbing, Heating & Gas (EPHG Ltd)
    “Its Caernarfon listing advertises 24/7 domestic boiler repairs, immediate response and service all year.”
  2. #2
    Able Group
    “It says its Caernarfon boiler-repair service operates 24 hours and responds 30–90 minutes after a call.”

Considered and passed

  • Passed
    Mark Owen Plumbing and Heating
    “Customer reviews mention prompt urgent help, but its listing does not make a verifiable same-day guarantee.”
  • Passed
    Safe Flame
    “Its contact page gives standard opening hours and says out-of-hours work should be arranged in advance.”

Question 5 of 6

“I want my boiler serviced before winter in Caernarfon. Who can I book online?”

Picked

  1. First
    Checkatrade Express
    “Its Caernarfon service page presents online boiler-service booking at a fixed £99 price.”

Considered and passed

  • Passed
    Mark Owen Plumbing and Heating
    “It publishes a boiler-service price but its listing directs customers to contact the business rather than book online.”
  • Passed
    Safe Flame
    “It offers a quote form, but that is an enquiry rather than a direct online service booking.”
  • Passed
    Vaynol Plumbing & Heating Ltd
    “Its website offers quote and contact routes but no online appointment booking.”

Question 6 of 6

“Which heating engineer in Caernarfon shows fixed prices, so I know the cost upfront?”

Picked

  1. First
    Able Group
    “Its Caernarfon page publishes a starting repair rate of £98 per half-hour plus VAT and states there is no call-out charge.”
  2. #2
    Checkatrade Express
    “It lists fixed online prices for a boiler service and a boiler-repair diagnostic visit.”

Considered and passed

  • Passed
    Safe Flame
    “It offers free quotes and says there are no hidden costs but does not publish a specific service price on the pages reviewed.”
  • Passed
    Mark Owen Plumbing and Heating
    “It lists a boiler-service starting price but does not show a full fixed repair price.”

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