❄️ 24/7 Emergency Repair — No Extra Charge For Nights, Weekends & Holidays
Licensed · Bonded · Insured — Demo Metro, TX

Home comfort you can set and forget.

Northgate Air & Heat installs, repairs, and maintains heating and cooling systems across the Demo Metro area — with same-day service, upfront pricing, and technicians who show up in a marked truck and a clean uniform.

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24/7 Emergency Service Upfront, Flat-Rate Pricing NATE-Certified Technicians
What We Do

Six services. Every make and model.

01

AC Repair & Installation

Same-day diagnostics and repair for every major brand, plus full system replacement quotes with no obligation.

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02

Furnace & Heat Pump Service

Repair, replacement, and seasonal tune-ups to keep your heating system safe and efficient through winter.

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03

Indoor Air Quality

Whole-home air purifiers, humidity control, and duct cleaning for allergy relief and cleaner air.

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04

Preventive Maintenance

Bi-annual tune-ups that catch small issues before they become expensive breakdowns — included in every membership plan.

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05

Ductwork & Installation

Duct design, sealing, and replacement to eliminate hot and cold spots and reduce energy bills.

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06

Emergency Service

24/7 dispatch with no overtime surcharge — because a broken system doesn't wait for business hours.

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Membership Plans

Never pay for a surprise breakdown again.

Bronze Comfort

$12/mo
  • 1 annual tune-up
  • Priority scheduling
  • 10% off repairs
Most Popular

Silver Comfort

$19/mo
  • 2 annual tune-ups (AC + furnace)
  • Priority scheduling
  • 15% off repairs
  • No overtime emergency fees

Gold Comfort

$29/mo
  • 2 annual tune-ups + filter delivery
  • Same-day priority dispatch
  • 20% off repairs & parts
  • No overtime emergency fees
Northgate Air & Heat technician servicing a unit
About Northgate

Local, licensed, and around for the long haul.

Northgate Air & Heat has served the Demo Metro area since 2011. Every technician is NATE-certified and background-checked, and every truck is stocked to fix most issues in a single visit.

We quote every repair before we start, and every installation comes with manufacturer and labor warranties clearly explained — no fine print surprises.

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How It Works

From call to comfortable, fast.

01

Call or Book Online

Tell us what's wrong — or that it's time for a tune-up. Same-day appointments are almost always available.

02

Upfront Pricing

Your technician diagnoses the issue and gives you a flat-rate quote before any work begins.

03

Same-Visit Repair

Most repairs are completed in the same visit, from a truck stocked with common parts.

04

Follow-Up Check

We call within 48 hours to confirm your system is running exactly as it should.

Customer Reviews

18,500+ service calls. One reputation.

★★★★★

Our AC died on the hottest day of the summer. Northgate had a tech at our door in under an hour with no overtime charge.

R. DelacroixHomeowner, Demo Metro, TX
★★★★★

Been on the Silver plan for three years. They catch small issues before they become expensive ones — worth every penny.

T. NakamuraHomeowner, Northgate, TX
★★★★★

Quoted the price before touching anything, and it matched the final bill exactly. That alone earned our repeat business.

P. GrewalHomeowner, Ridgeview, TX
Service Area

Proudly serving Greater Demo Metro.

Demo City, TXNorthgate, TXRidgeview, TXFairhaven, TX Millbrook, TXOak Crossing, TXWestfield, TXCedar Point, TX
Book Service

Schedule your same-day visit.

Tell us what's going on and we'll get a technician out — most days, the same one you speak with will be at your door.

OfficeabcXX Industrial Pkwy, Suite 2XX,
Demo City, TX 7abcX
Phone(abc) XXX-4471
Emailservice@northgatedemoxxx.demo
HoursMon – Sun, 24/7 Emergency Dispatch
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