No heat? Same-day emergency service, 7 days a week.Call (317) 555-0188

Furnace out? We'll be there today.

Family-owned heating, cooling and indoor air service for Carmel, Fishers and the north side. Upfront prices, no surprise fees.

Since 1994Family owned
$89Diagnostic, waived with repair
2-hourArrival windows

What we fix

Every visit comes with a written price before any work starts. You approve it, or you pay nothing beyond the diagnostic.

Furnace repair

No heat, short cycling, strange smells or noises. Most repairs done in one visit.

From $149

AC repair

Warm air, ice on the lines, or a unit that won't start. Same-day in summer.

From $149

New systems

Honest options at three price points, with financing and rebate paperwork handled.

Free in-home quote

Tune-up plan

Two checkups a year, priority booking and 15% off repairs.

$16 per month

Booked in 60 seconds

Tell us what's going on and when you're home. We'll text you a confirmed 2-hour window and your technician's name and photo.

Serving

CarmelFishersWestfieldNoblesvilleZionsvilleNorth Indianapolis

Request a visit

We reply within 15 minutes during business hours.

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Neighbors who called us

4.9 average from 600+ Google reviews.

★★★★★

Furnace died on the coldest night of the year. They were here by 9pm and had it running by 10.

Dana R., Carmel
★★★★★

Got three quotes for a new AC. Northline was the only one that didn't try to upsell me.

Marcus T., Fishers
★★★★★

Texted me the tech's photo before he arrived. Small thing, but it made me trust them.

Priya S., Westfield
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