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Your #1 Choice for Furnace Repair in the Fond du Lac Area!

Special Offers

Save money on your next Furnace service in Fond du Lac WI.
$25 Off Any Indoor Air Quality Product or Service
This Coupon entitles a Homeowner to $25 off the product or service of humidifiers, dehumidifiers, air purifiers, air cleaners, or duct cleaning performed by Lighthart HVAC at their residence. Only one (1) coupon per service address will be accepted. Cannot be combined with other coupons. Coupon must be presented at the time of service. Payments for the balance is expected at the time of service.

Call 920-999-COOL for details.
Offer Expires August 2021

Save money on your next Furnace service in Fond du Lac WI.
$100 Off Any Furnace, AC, or Boiler Installation
This Coupon entitles a Homeowner to $100 off the installation of a Furnace, Air Conditioner, or Boiler performed by Lighthart HVAC at their residence. Only one (1) coupon per service address will be accepted. Cannot be combined with other coupons or financing. Coupon must be presented at the time of service. Payments for the balance is expected at the time of service.

Call 920-999-COOL for details.
Offer Expires August 2021
Save money on your next Furnace service in Fond du Lac WI.
$25 Off On Furnace or AC Clean & Check!
This Coupon entitles a Homeowner to $25 off the cleaning & check of a Furnace or Air Conditioning system performed by Lighthart HVAC at their residence. Only one (1) coupon per service address will be accepted. Cannot be combined with other coupons. Coupon must be presented at the time of service. Payments for the balance is expected at the time of service.

Call 920-999-COOL for details.
Offer Expires August 2021