Same-week appointments · Licensed & insured
Your house should be the one place that's always comfortable.
Repairs, replacements and twice-a-year tune-ups from technicians who show up when they say they will. Book online in two minutes; we confirm by text.
- 4.9 stars · 610 reviews
- Serving Austin since 2009
- No overtime charges
Diagnose first, then quote
A technician looks at the system on site and gives you a written price before any work starts. No phone estimates that change on the driveway.
Text updates, not phone tag
You get a confirmation, an on-my-way text with a 30-minute window, and the invoice by email when the job is done.
Plans that pay for themselves
Two seasonal tune-ups a year, priority scheduling and 15% off repairs. Most members save the plan cost on the first repair.
Services
What we do, and what it costs.
AC repair
Furnace & heat pump repair
System replacement
Indoor air quality
Northline started in 2009 with one van and a promise to stop the two things people hate about HVAC companies: surprise pricing and no-shows.
From customers
What people say after the visit.
AC died on a Saturday in July. Booked online at 9, tech was here by 1, running by 3. The price matched the quote to the dollar.
The tune-up plan reminders are the only reason my filters ever get changed. Worth it for that alone.
Good to know
Questions we get every week.
- Do you charge a diagnostic fee?
- Yes, $89, and it is credited toward the repair if you go ahead with our quote.
- How fast can you come out?
- Usually within two business days; same day for no-cool and no-heat emergencies. Plan members get priority.
- Do you offer financing for replacements?
- Yes, 0% for 18 months on approved credit through our lending partner.
Ready when your system isn't.
Pick a time that works and we'll confirm by text within the hour.