Air Conditioning Services in Houston, TX

Since 2003, Abacus has kept North Houston homes cool through the hottest months of the year. Houston’s 98-degree heat and 80% humidity keep your AC running eight to ten months a year. When it fails, your family can’t sleep, and working from home gets hard fast. We offer 24/7 emergency service and same-day appointments when available.

One team handles your AC repair, replacement, maintenance and indoor air quality. Our Houston location on Kendrick Plaza Drive sends technicians across North Houston and nearby communities. You see transparent pricing before any work begins.

Business Address: 4001 Kendrick Plaza Dr, Houston, TX 77032

AC Repair and Emergency Service

When your AC quits in the middle of a Houston summer, every hour feels long. We find the problem fast and fix it the right way. Here is how we help.

AC Repair

Warm air, loud noises and frozen coils all mean something inside needs attention. Our technicians track down the cause and fix most problems the same day. We repair all major brands, so you don’t need to replace what still works. Learn more about our AC repair service in Houston.

Emergency AC Repair

Some AC failures can’t wait until morning. With young children or older parents at home, Houston heat becomes a safety risk quickly. A live person answers our phones 24/7, and we send help as fast as we can. See our page on emergency AC repair.


AC Installation and Replacement

Buying a new AC system is a big step for any Houston homeowner. The right system keeps you comfortable and keeps energy bills under control. Here are the ways we can help.

AC Replacement and Installation

An AC that is too big or too small runs poorly and wears out early. We measure your home and recommend a system sized to fit it. We also explain SEER ratings in plain words, so you can compare efficiency with confidence. Learn about our AC replacement and installation service.

Central Air Conditioning Installation

Central air cools your whole home through one connected system. We install new central AC in existing homes and replace worn-out systems. Our team checks your ductwork too, so cool air reaches every room. See our page on central air conditioning installation.

Ductless AC Installation

Some spaces never cool down, no matter how low you set the thermostat. A ductless AC cools one area without new ductwork. It works well for additions, garages and hot upstairs rooms. Visit our page on ductless AC installation.

AC Maintenance and Inspections

Houston’s long cooling season puts heavy wear on your AC. Regular care catches small problems before they turn into summer breakdowns. Here is how we keep your system ready.

AC Tune-Up

A spring tune-up prepares your AC for months of nonstop work. We clean coils, check refrigerant and test the parts that keep you cool. Your system runs stronger and uses less energy. Learn more about our AC tune-up service.

Cooling Maintenance Inspection

An inspection gives you a full picture of your system’s health. It helps if your AC is getting older or you just bought a home. We check every major part and explain what we find in plain words. See our page on cooling maintenance inspections.

VIP Membership

Busy schedules make it easy to forget yearly AC care. Our VIP Membership puts your checkups on a regular schedule. You get a team that knows your system and catches issues early. Learn more about our VIP Membership.

AC Condensate Drain Line Service

Houston humidity means your AC pulls gallons of water out of the air every day. That water drains away through a small condensate line. When the line clogs, water can leak into ceilings and walls, and some systems shut down to stop a flood. We keep that water moving where it belongs.

AC Condensate Drain Cleaning

Slime and buildup can block your drain line over time. A clogged line often shows up as water around your indoor unit or a stained ceiling. We clear the line and flush it so water drains freely again. Learn more about our AC condensate drain cleaning.

AC Drain Line Reroute

Some drain lines are routed poorly from the start. They may sag, run too far or empty in the wrong spot. We reroute the line so it drains properly and is easier to maintain. See our page on AC drain line rerouting.

Smart Drain Line Cleaning System

A smart cleaning system helps stop clogs before they start. It keeps your drain line clear between service visits. That means fewer surprise leaks during peak summer. Learn about our smart AC drain line cleaning system.

Indoor Air Quality and Ductwork

Your AC does more than cool your home. It moves the air your family breathes all day long. Clean ducts, filtered air and a well-insulated attic help your system work better.

Air Duct Cleaning

Dust, pet hair and allergens build up inside your ducts over time. In Houston’s humidity, damp ducts can also raise the risk of mold. We inspect your ductwork and clean it so cleaner air reaches every room. See our page on air duct cleaning.

Air Purification

Allergies and asthma can flare up when indoor air carries dust and pollen. An air purification system filters the air as your AC runs. Your family breathes easier, even during peak allergy season. Learn about our air purification options.

Attic Insulation

A hot attic pushes heat down into your living space. That makes your AC run longer and harder all summer. Better attic insulation keeps cool air in and takes strain off your system. Visit our page on attic insulation.

Repair or Replace? How We Help You Decide

When your AC breaks down, the big question is whether to fix it or start fresh. Many Houston homeowners have been pushed into a new system they didn’t need. We do it differently. Before we recommend anything, we check:

  • Age: how many Houston summers your system has already handled

  • Condition: the health of the compressor, coils and other key parts

  • Repair history: how often it has needed service lately

  • Energy use: whether your bills keep rising each summer

Then we explain both paths side by side, in plain words. If a repair will keep you cool for years, we say so. You make the final call.

AC Service Across North Houston

Our technicians keep homes cool across North Houston and nearby communities. We serve The Woodlands, Kingwood, Spring, Humble, Atascocita, Tomball and Conroe. See all the areas we serve from our Houston location. Live in Sugar Land, Katy, Pearland or Cypress? Our Sugar Land location handles AC service there.

Find AC Service in Your Neighborhood

Why Houston Homeowners Choose Abacus for AC

  • Serving Houston since 2003. You get a team that has handled more than 20 Houston summers.

  • 11,612+ Google reviews with a 4.7-star rating. You can read what thousands of Houston homeowners say before you call.

  • Same-day appointments and 24/7 emergency service. A real person answers, and help is often on the way the same day.

  • We repair all major brands. That includes Carrier, Trane, Lennox, Rheem, Goodman and more.

  • One call covers more than AC. We also handle plumbing and electrical work across North Houston.

Houston AC FAQs

Call Your Local Houston AC Team

Whether your AC quit in Spring or your drain line is leaking in Kingwood, we’re ready to help. Our team offers 24/7 emergency service across North Houston and nearby communities. Call (713) 812-7070 to schedule AC service today.

Servicing The Greater HOUSTON Area Since 2003!

Abacus Plumbing, Air Conditioning & Electrical serves: The Woodlands, Katy Pearland, Spring, Cypress, Sugar Land, Humble, Kingwood, Friendswood, Missouri City, Pasadena and more. View All Service Areas » (please call to confirm service in your area)