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

Who an AI assistant picked for HVAC in Nassau County, NY

In 6 questions, Universe Home Services was picked 5 times and first 3 times; Cornetta Bros. was picked 4 times and first 2 times.

Who came up in Nassau County

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

CompanyPicked firstPicked
Universe Home Servicesuniversehomeservices.com4 of 65 of 6
Cornetta Bros.cornettaplumbing.com2 of 63 of 6
Sal Manzo Plumbing, Heating & Coolingmanzoplumbing.com0 of 63 of 6

Question 1 of 6

“My furnace won't turn on. Who can fix it this week in Nassau County, New York?”

Picked

  1. First
    Cornetta Bros.
    “Its Nassau County furnace-repair page advertises same-day and emergency service and describes the business as fourth-generation family owned.”
  2. #2
    Universe Home Services
    “Its furnace-repair page says it serves Long Island with same-day availability and 24/7 emergency response.”

Considered and passed

  • Passed
    Sal Manzo Plumbing, Heating & Cooling
    “Its furnace page covers Nassau and Suffolk and explains its repair-first approach, but the page I read did not state same-day or emergency availability.”

Question 2 of 6

“Who is the best heating and air company in Nassau County, New York?”

Picked

  1. First
    Universe Home Services
    “It describes broad furnace and boiler coverage across Long Island, decades of service, and pricing explained before work begins.”
  2. #2
    Cornetta Bros.
    “Its Nassau County furnace page highlights fourth-generation family ownership and same-day and emergency service.”

Considered and passed

  • Passed
    Sal Manzo Plumbing, Heating & Cooling
    “Its site describes furnace repair and installation across Nassau and Suffolk, but the page reviewed gave fewer specific service-response details.”

Question 3 of 6

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

Picked

  1. First
    Universe Home Services
    “Its furnace page covers furnace installation and replacement across Long Island and says it explains options and costs before work begins.”
  2. #2
    Sal Manzo Plumbing, Heating & Cooling
    “Its furnace page offers installation and replacement across Nassau and Suffolk and describes a repair-first assessment of the options.”

Considered and passed

  • Passed
    Cornetta Bros.
    “The page reviewed focuses on repair and does not provide a clear installation or replacement quote process.”

Question 4 of 6

“My AC isn't working, can someone come out today? I'm in Nassau County, New York.”

Picked

  1. First
    Universe Home Services
    “Its site serves Long Island and advertises same-day availability, although I could not verify that claim specifically for AC calls.”
  2. #2
    Sal Manzo Plumbing, Heating & Cooling
    “Its site identifies the company as a heating and cooling provider serving Nassau and Suffolk, but the page reviewed does not promise same-day AC service.”

Considered and passed

Question 5 of 6

“I want my furnace serviced before winter in Nassau County, New York. Who can I book online?”

Picked

  1. First
    Cornetta Bros.
    “Its Nassau County furnace-repair page includes an online scheduling option and describes furnace service.”
  2. #2
    Sal Manzo Plumbing, Heating & Cooling
    “Its furnace page lists annual maintenance and has a request form, but the page doesn’t make the booking flow clear.”

Considered and passed

  • Passed
    Universe Home Services
    “Its page offers a schedule-service prompt, but the page reviewed did not confirm a specific online booking flow for seasonal maintenance.”

Question 6 of 6

“Which heating company in Nassau County, New York has upfront pricing, so I know the cost before they come?”

Picked

  1. First
    Universe Home Services
    “Its furnace-repair page explicitly says customers hear repair options and cost before work begins.”

Considered and passed

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