Special Offers

Save on Home Heating and Cooling with Product Discounts and Service Coupons from Interstate

A heating and cooling system is a big but important investment, but that doesn’t mean you have to overspend to stay comfortable. At Interstate Heating, we believe we have a responsibility to help customers understand their options and make decisions that make sense—for their home, life, and budget. This is why we share manufacturer’s rebates and incentives, and offer service specials and maintenance agreements to help you save. Check back often for new promotions like those below:

Get up to $625 in Carrier® Cool Cash Rebates OR 18 Months 0% Financing

on qualifying Carrier® Infinity® Heating & Cooling Systems.

Call for details. Offer ends soon.

System Special—Furnace and Air Conditioner Installed for $5,295

Offer only valid for Carrier® Performance Series Air Conditioner #24ABB318 and Carrier® Comfort Series Furnace #59SC5A040.

Call for details.

Get a Carrier® LBP Humidifier for $395

Call for details. Offer ends soon.

$10 Off Next Service Call or Tune-up

Call for details. Offer ends soon.

Service Area

Fast, dependable service for Waukesha, Washington, Ozaukee, and Milwaukee counties and beyond.

N53 W24950 S. Corporate Circle
Sussex, WI 53089

Phone: 262-246-4772
Fax: 262-246-0296