Veteran Owned 🇺🇸
Heating & Cooling Professionals
For Living At Latitude.43.
Our Hours
Mon – Fri: 9am – 5pm
You Can Find Us
Madison Area – Lat.43
emergency service
Individualized HVAC Options.

We will work with you to find HVAC solutions that fit your heating and cooling needs. We will provide you with a full consultation to explain all of your available options so that you can choose the system that’s right for your home or business.
Competitive Pricing
Customizable solutions
EFFICIENT DESIGN PROCESS
24/7 Support

Spencer Sennhenn
Owner/Operator
For Emergency HVAC Service:
+1 608-438-5597

We Provide THE FOLLOWING HVAC SERVICES FOR HOMES AND BUSINESSSES.

Service / Repair
Inevitably things will break down and need replacing in life. Your home heating and cooling system is no exception.
Service / Repair
Furnace & AC Replacement
Furnace & AC Replacement
Indoor Air Quality
The air inside your home is essential for more than just comfort—it’s essential for life. It impacts your family’s health and budget.
Indoor Air Quality
The air inside your home is essential for more than just comfort—it’s essential for life. It impacts your family’s health and budget.
Radon Testing & Mitigation
Radon Testing & Mitigation
Garage / Exterior Heating
Garage / Exterior Heating
Dryer Vent Cleaning
Dryer Vent Cleaning
Latitude.43 HVAC Club
AC Clean & Check
Furnace Clean & Check
Dryer Vent Cleaning
Locked Rates
Enjoy The Benefits Today
$350 allowed annually towards new furnace or A/C.
Customer Satisfaction Guaranteed.

We serve both residential and commercial clients and offer a variety of money-saving solutions. We combine our use of the highest quality parts and equipment, and our dedication to delivering exceptional service to provide you with top quality service. Warranty included with all services.
“The only hot air you get from us comes out of a furnace”
HVAC Systems Installed
Happy Customers
Service / Repair
Furnace & AC Replacement
Indoor Air Quality
Radon Testing & Mitigation
Garage / Exterior Heating
Dryer Vent Cleaning
Choose a HVAC service
Let us know what you are having an issue with and send us that infomration on the form below or just call us at 1 (608) 438-5597
Schedule Expert Consultation
Schedule your Expert Consultation with a Latitude.43 HVAC Professional.
We do charge a $75 Consultation Fee. This fee is credited toward the cost of your project going forward. This fee generates good will between us and potential clients.
CHOOSE FROM OPTIONS
We will provide you realistic options in for you to choose from. No-obligation or pressure to make a decision. We are always available to answer questions so that we can work together quickly and efficently.
Estimate/Quote Request Process.

It’s important that we fully understand your HVAC challenges and needs. Please schedule a consultation so that we can quickly address your problems with the most cost effective solutions.
Friendly Support
Please contact us at any point throughout the consultation or implementation process.
Experienced Team
We have built a team of dedicated HVAC professionals to deliver your HVAC solution.
LOT'S OF PEOPLE LOVE LAT.43'S SERVICES






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