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

Who an AI assistant picked for HVAC in Barrington, RI

Across six questions, GEM Plumbing & Heating was picked 6 times and first 2 times; Horizon HVAC was picked 5 times and first 4 times.

Who came up in Barrington

Every company the assistant named across the six questions, ordered by how often it was picked first. Tested on 2026-09-30.

CompanyPicked firstPicked
GEM Plumbing & Heatingaskgem.com3 of 66 of 6
Horizon HVAChorizonhvacinc.com3 of 66 of 6
MTS Mechanicalmtsmechanical.com0 of 62 of 6
UG Nasonsugnasons.com0 of 62 of 6
William Harris HVACR Solutionswharrishvac.com0 of 62 of 6

Question 1 of 6

“My furnace won't turn on. Who can fix it this week in Barrington, Rhode Island?”

Picked

  1. First
    Horizon HVAC
    “Its Barrington page explicitly offers overnight no-heat response and says same-day service is standard in Bristol County.”
  2. #2
    GEM Plumbing & Heating
    “GEM offers furnace repair and 24/7 emergency service, with same-day appointments often available.”
  3. #3
    UG Nasons
    “UG Nasons lists Barrington in its service area and offers heating and furnace repair, though its posted office hours are weekdays.”

Considered and passed

  • Passed
    William Harris HVACR Solutions
    “It is local and offers heating repair, but its published contact hours are weekdays and it makes no same-day or emergency response claim.”
  • Passed
    MTS Mechanical
    “It serves Rhode Island and offers furnace repairs, but the site only promises fast response times without a Barrington-specific or emergency availability claim.”

Question 2 of 6

“Who is the best heating and air company in Barrington, Rhode Island?”

Picked

  1. First
    GEM Plumbing & Heating
    “Its Barrington page covers residential furnace, heat pump and AC repair, maintenance and installation, with online booking, upfront pricing and 24/7 emergency service.”
  2. #2
    Horizon HVAC
    “Its local page states same-day repair and 24/7 emergency service, including overnight no-heat calls.”
  3. #3
    William Harris HVACR Solutions
    “It is based in Barrington, describes itself as a third-generation family-owned contractor and specializes in high-efficiency heat pumps.”

Considered and passed

  • Passed
    UG Nasons
    “It serves Barrington and has deep local history, but the website gives mixed founding-year signals and its weekday business hours offer less clear immediate availability than the top choices.”
  • Passed
    MTS Mechanical
    “It offers a broad range of residential heating and cooling work, but its site provides fewer Barrington-specific details or clear emergency and scheduling commitments.”

Question 3 of 6

“I need a new furnace or heat pump installed in Barrington, Rhode Island. Who should I get quotes from, and roughly what will it cost?”

Picked

  1. First
    GEM Plumbing & Heating
    “Its installation page describes a home assessment, upfront detailed estimate and review of rebates and financing.”
  2. #2
    Horizon HVAC
    “It says it performs a load calculation and presents equipment and efficiency options at different price points.”
  3. #3
    William Harris HVACR Solutions
    “It is based in Barrington and specializes in high-efficiency heat pump systems, making it a useful local comparison for heat pump quotes.”

Considered and passed

  • Passed
    UG Nasons
    “It provides residential HVAC and heating installation in the area, but the pages reviewed did not show installed prices or a detailed quote process.”
  • Passed
    MTS Mechanical
    “It offers heating and AC installation with free estimates, but it did not provide a clear heat pump installation or pricing detail on the pages reviewed.”

Question 4 of 6

“My AC isn't working, can someone come out today? I'm in Barrington, Rhode Island.”

Picked

  1. First
    Horizon HVAC
    “Its Barrington service page explicitly says same-day cooling repair and 24/7 emergency HVAC service.”
  2. #2
    GEM Plumbing & Heating
    “GEM offers Barrington AC repair, often same-day, with 24/7 emergency response.”
  3. #3
    UG Nasons
    “It advertises same-day emergency AC repairs and lists Barrington among its service areas.”

Considered and passed

  • Passed
    William Harris HVACR Solutions
    “It provides AC repair, but the pages reviewed do not promise same-day or emergency appointments.”
  • Passed
    MTS Mechanical
    “It services central and ductless AC and claims fast response, but does not specify same-day or emergency availability in Barrington.”

Question 5 of 6

“I want my furnace serviced before winter in Barrington, Rhode Island. Who can I book online?”

Picked

  1. First
    GEM Plumbing & Heating
    “It provides furnace maintenance in Barrington and says homeowners can schedule service online.”
  2. #2
    Horizon HVAC
    “It offers online booking and a one-time tune-up or maintenance plans for heating systems.”
  3. #3
    MTS Mechanical
    “Its service plans include an annual boiler or furnace tune-up and priority scheduling.”

Considered and passed

  • Passed
    William Harris HVACR Solutions
    “It offers heating maintenance and an online service request, but the site does not specifically describe online booking or give a furnace tune-up price.”
  • Passed
    UG Nasons
    “It offers furnace maintenance in Barrington, but its website directs customers to call for emergency service and does not clearly offer online booking.”

Question 6 of 6

“Which heating company in Barrington, Rhode Island has upfront pricing, so I know the cost before they come?”

Picked

  1. First
    Horizon HVAC
    “It publishes a $149 one-time tune-up price and says customers receive repair quotes before work starts.”
  2. #2
    GEM Plumbing & Heating
    “It says it explains service costs before work and provides a detailed estimate before furnace installation.”
  3. #3
    MTS Mechanical
    “It describes its recommendations as upfront and honest, though it does not post general repair prices.”

Considered and passed

  • Passed
    UG Nasons
    “It advertises upfront pricing on its homepage, but I did not find a published visit fee or specific price list.”
  • Passed
    William Harris HVACR Solutions
    “It offers a request for service or quote but does not describe upfront pricing or publish service prices on the pages reviewed.”

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