Air Systems Inc.
HVAC contractor in Delavan, WI 53121
About this company
Air Systems Inc. is listed as an HVAC contractor at 4520 County Road F in Delavan, Wisconsin, in Walworth County. Federal motor carrier records list 4 drivers and 2 trucks for the company. It is one of 7 HVAC companies in ZIP 53121.
Other HVAC companies nearby
Komfort Heating & Cooling Inc5384 State Road 11, Elkhorn
1.5 mi(262) 723-2662
A W Heating & Cooling508 Westlawn Ave, Elkhorn
2.4 mi(262) 582-2024
Lake Geneva Heating and Cooling436 E Centralia St, Elkhorn
2.8 mi(262) 749-6308
Karsten Heating & Cooling196 Walnut St, Delavan
3.8 mi(262) 728-3658
Southern Lakes Plumbing & Heating IncN5860 US Highway 12, Elkhorn
4.1 mi(888) 807-2212
Housing market around ZIP 53121
Figures describe the local area, not this company.
Typical home value$396,000+3.7% past year · +95% in 10 years
12-month value outlook+3.7%
Days to sale agreement27Whitewater metro
New homes permitted, 2025691Walworth County
Listings with a price cut21.2%Whitewater metro
Sale price vs list98.2%Whitewater metro
New construction sales10Whitewater metro, Aug · +43% from last year
Source: Zillow (home values, rent, outlook and metro sales), data through Sep 2026. Permits: U.S. Census Bureau.
Typical home value, last 10 years
Source: Zillow Home Value Index, Sep 2026.
Local building angle: Walworth County permitted 691 new homes in 2025, including 250 apartment units. 26% of the homes in this ZIP were built since 2000.
Local figures are estimates from public records and Zillow housing data, updated regularly.