The October 2026 Picks Index is live. See who Grok, Meta Muse, Instinct, Kat and Fo named across 195 cities and 22 trades.
picked by agents

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

Who an AI assistant picked for HVAC in Plainfield, IL

Across six questions, FortHouse Heating & Cooling was picked 5 times and first 2 times; Comfort Services Heating & Air Conditioning was picked 6 times and first once; Precision Air was picked 5 times and first twice.

Who came up in Plainfield

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

CompanyPicked firstPicked
FortHouse Heating & Coolingforthousehvac.com3 of 66 of 6
Precision Airprecisionairheatingcooling.com2 of 65 of 6
Comfort Services Heating & Air Conditioningcomfortserv.com1 of 66 of 6
Jerry's Heating and Coolingjerrysheatingcooling.com0 of 61 of 6

Question 1 of 6

“My furnace won't turn on. Who can fix it this week in Plainfield?”

Picked

  1. First
    FortHouse Heating & Cooling
    “Its Plainfield furnace repair page describes same-day diagnostics when available, 24/7 emergency calls, and a typical $150–$600 repair range.”
  2. #2
    Comfort Services Heating & Air Conditioning
    “It advertises 24/7 emergency heating service, upfront pricing, and a repair guarantee.”
  3. #3
    Precision Air
    “It advertises same-day furnace repair across Will County, emergency service, and written estimates before work begins.”

Considered and passed

  • Passed
    Jerry's Heating and Cooling
    “It advertises 24/7 emergency service, but its site does not give a same-day availability claim or repair price range.”
  • Passed
    Eagle Air Inc.
    “It lists furnace service and 24-hour emergency service, but the page provides little detail about response times or pricing.”

Question 2 of 6

“Who is the best heating and air company in Plainfield?”

Picked

  1. First
    Comfort Services Heating & Air Conditioning
    “Its site combines a family-owned claim, 24/7 emergency service, upfront pricing, a repair guarantee, and a linked 4.9 rating with 1,400-plus reviews.”
  2. #2
    FortHouse Heating & Cooling
    “It describes itself as family-owned and local, publishes service prices, and says it answers emergency calls 24/7.”
  3. #3
    Jerry's Heating and Cooling
    “It serves Plainfield and advertises 24/7 emergency help, preventative maintenance, and service on all makes and models.”

Considered and passed

  • Passed
    Precision Air
    “It advertises same-day service and emergency support, but I found less owner or local-history detail than on the top picks.”
  • Passed
    Eagle Air Inc.
    “It offers residential and commercial HVAC service, but its furnace page is less specific about pricing and customer-facing guarantees.”

Question 3 of 6

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

Picked

  1. First
    FortHouse Heating & Cooling
    “Its Plainfield installation page publishes starting prices of $3,500 for a furnace and $4,500 for a heat pump, with sizing and scope caveats.”
  2. #2
    Comfort Services Heating & Air Conditioning
    “It offers furnace installation and financing, although its site did not show a verified starting installation price in the pages read.”
  3. #3
    Precision Air
    “It provides installation estimates and financing options, though I did not find a public installation price.”

Considered and passed

  • Passed
    Jerry's Heating and Cooling
    “It offers installation and replacement plus financing, but does not publish an installation price on its homepage.”
  • Passed
    Eagle Air Inc.
    “It provides furnace services and financing, but the pages reviewed did not include an installation price or detailed quote process.”

Question 4 of 6

“My AC isn't working, can someone come out today? I'm in Plainfield”

Picked

  1. First
    Precision Air
    “It advertises a same-day service guarantee and 24-hour emergency AC repair in Will County, which includes Plainfield.”
  2. #2
    FortHouse Heating & Cooling
    “It says same-day diagnostics are available when scheduling allows and lists 24/7 emergency calls.”
  3. #3
    Comfort Services Heating & Air Conditioning
    “Its homepage advertises 24/7 emergency service and prompt HVAC repairs for Plainfield-area homeowners.”

Considered and passed

  • Passed
    Jerry's Heating and Cooling
    “It lists 24/7 emergency service, but does not specifically claim same-day AC appointments.”
  • Passed
    Eagle Air Inc.
    “It lists emergency service, but its site gives less detail on same-day AC response.”

Question 5 of 6

“I want my furnace serviced before winter in Plainfield. Who can I book online?”

Picked

  1. First
    Precision Air
    “Its furnace repair page links to online scheduling and recommends an annual furnace inspection before winter.”
  2. #2
    Comfort Services Heating & Air Conditioning
    “It lists an $89 furnace maintenance offer, though the page asks customers to call to schedule.”
  3. #3
    FortHouse Heating & Cooling
    “It publishes heating tune-up pricing of $89–$150 and provides an online service request form.”

Considered and passed

  • Passed
    Jerry's Heating and Cooling
    “It offers preventative maintenance, but the homepage directs visitors to call and does not show online booking.”
  • Passed
    Eagle Air Inc.
    “Its furnace page describes inspections, but I did not find an online booking path or tune-up price.”

Question 6 of 6

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

Picked

  1. First
    FortHouse Heating & Cooling
    “It publishes repair, installation, and tune-up price ranges and says customers receive the written price before work begins.”
  2. #2
    Comfort Services Heating & Air Conditioning
    “It advertises upfront pricing and shows an $89 furnace maintenance offer, though it does not list general repair prices on the pages read.”
  3. #3
    Precision Air
    “It says diagnostic fees are explained upfront and detailed repair estimates are approved before work, though general prices are not published.”

Considered and passed

  • Passed
    Jerry's Heating and Cooling
    “It lists financing but does not state upfront pricing or publish service prices on its homepage.”
  • Passed
    Eagle Air Inc.
    “It advertises financing, but I did not find public service prices or an upfront pricing promise on its furnace page.”

Want to know why they pass on you?

We run the questions your customers ask against your business every month and show you what the assistants saw.

Get your free report