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Serving Garden City & Surrounding Areas

Specials

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  • Diamond Heating and Cooling Diamond Heating and Cooling 1 YEAR OF FREE SALT when you have a water softener installed September 20 thru October 31st, when you have a water softener installed, you will receive 1 YEAR OF FREE SALT for that softener.
    Valid from Sep 20, 2022 - Oct 31, 2022

Oldest Furnace Contest!

Qualifications & Rules

Contest runs from 9/1/22 - 11/30/22.

  • To qualify, you must have a new furnace installed by Diamond Heating & Cooling between 9/1/22 and 11/30/22.
  • The winner will be determined by the age of the unit as it reads on the serial number of the furnace.
  • Winner will receive a refund check in the amount of the furnace install*
  • Winner will be announced via a FaceBook live post on December 1st

*If a full system is installed, winner will only receive a refund check for the furnace portion of the install.

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