- (713) 598-2737
- info@75degreeac.com
- 4800 W 34th St C50F, Houston, TX 77092, United States
- Local & Professional
- 24/7 Emergency Service
Central AC Installation in Houston, TX
- (713) 598-2737
- Emergency Appointments Available
- Home & Commercial
- Easy Scheduling
Flat Diagnostic
Before 2pm
Waived with approved repair
240+ Reviews
TACLA Class A
Signs Your Home Needs a New Central AC System
Most homeowners searching for central ac installation near me Houston aren’t shopping for a new system, they’re trying to figure out why the old one struggles. Here’s what our technicians actually see on service calls before a central ac setup becomes necessary.
- Rooms cool unevenly, even with the thermostat set correctly
- Energy bills climb month over month without a change in usage
- The system is 12 to 15 years old or older
- Your AC still uses R-22 refrigerant, which is being phased out and costly to recharge
- Repairs are becoming frequent, and each one costs more than the last
- The unit runs constantly but never quite reaches the set temperature
Our Central AC Sizing Process (Manual J Load Calculation)
A lot of central air conditioner installation quotes in Houston still come from a quick square footage guess, and that’s how homeowners end up with a system that short cycles or never controls humidity right. Houston’s heat and moisture load a house differently than a dry climate does, so square footage alone tells you almost nothing about the tonnage a home actually needs.
Every central air conditioner installer in Houston at 75 Degree AC starts with a Manual J load calculation, factoring in insulation, window count, orientation, and ductwork condition before we recommend equipment. That number, not a rule of thumb, is what your installation quote is built on.
The Central AC Installation Process, Step by Step
Every central AC installation in Houston we complete follows the same eight stages, so you know exactly what to expect from the first call to the final walkthrough.
In-Home Consultation
We inspect your current system, ductwork, and home layout to understand what a proper central ac setup requires.
Manual J Load Calculation
Our technician calculates the exact cooling load your home needs, based on square footage, insulation, and window exposure.
Equipment Selection
We recommend systems and SEER2 ratings that match your load calculation and your budget, not one size fits all units.
Ductwork Inspection
Existing ductwork is checked for leaks, damage, or sizing issues that would limit the new system’s performance.
Permit Pull
We handle the required City of Houston or county mechanical permits before any installation work begins.
Install Day
Our licensed technicians remove the old unit and install the new system, following manufacturer specs and local code.
Startup and Testing
We test refrigerant charge, airflow, and thermostat function to confirm the system runs at full efficiency.
Why Homeowners Trust Our Central AC Installation Services in Houston
When homeowners search for central ac installation near me Houston, they’re looking for a company that backs its work with real credentials, not just a low quote.
- Licensed & Insured Technicians: Every installer holds an active TDLR ACR license and works under our commercial liability coverage.
- Load Calculations: We size every system to your home's actual cooling load, not a square footage guess.
- Permit & Code Compliance: We pull the required mechanical permits and schedule inspections on every job.
- Upfront Pricing: You get real cost factors before install day, not a vague estimate that changes later.
- Local Houston Experience: We understand how Houston's heat and humidity affect equipment sizing and ductwork decisions.
Our Air Duct Cleaning Process, Step by Step
Full System Inspection
We start by inspecting the ductwork, air handler, and registers to check for buildup, mold, damage, or leaks before any tools come out.
Register & Vent Removal
Every register and vent gets removed and cleaned separately, giving our technicians direct access to the ductwork behind it.
Agitation & Negative-Pressure Extraction
We loosen buildup inside the ducts, then pull it out using negative-pressure extraction, which is the method NADCA recommends for the best air duct cleaning results.
Sanitization (When Needed)
If we find mold or heavy microbial growth, we apply an EPA-registered treatment to address it at the source, not just mask it.
Final Inspection & Documentation
We inspect the system again once cleaning is done and share before-and-after documentation, so you see the actual condition of your ducts.
Improved Indoor Air Quality
Removing dust, pollen, and pet dander from the ducts cuts down on what recirculates through your home every time the system runs.
Lower Energy Bills
Clean ducts let air move freely, so your HVAC system doesn't work as hard to reach your set temperature.
Longer HVAC System Lifespan
Less dust buildup means less strain on the blower motor and coils, which reduces wear over time.
Allergy and Asthma Relief
Clearing dust mites, mold spores, and dander from the ducts can ease symptoms for household members sensitive to airborne particles
Reduced Fire Risk from Dryer Vents
A dryer vent clogged with lint is a known fire hazard, so we check and clear it during every air duct cleaning service in Houston.
Fewer Odors in the Home
Removing trapped debris and microbial buildup from the ducts helps eliminate musty smells that circulate through the vents.
Our Recent Projects in Houston
Central AC Installation Cost in Houston
Central AC installation in Houston typically runs $6,000 to $14,000, depending on system size, SEER2 rating, and whether your ductwork needs repair or replacement. Homes with straightforward access and existing ductwork in good condition land on the lower end, while larger homes or new ductwork push costs higher.
Your final price comes from the Manual J load calculation, not a flat rate per square foot, so two similar-sized homes can quote differently based on insulation and window count. We provide a written estimate before any work begins, and it reflects the actual equipment and labor your install requires.
Areas We Serve for Central AC Installation in Houston
We provide central AC installation in Houston across neighborhoods including the Heights, River Oaks, Bellaire, Katy, Sugar Land, and Cypress. If your address falls within the greater Houston area, our licensed technicians can reach you for a load calculation and installation quote.
About Houston, TX
10+
Years
Experience
Faq
Frequently Asked Questions
How long does a central AC installation take in Houston?
Most installations are completed in one day, though larger systems or ductwork repairs can add a second day.
How long does the permit process take?
City of Houston mechanical permits typically process within a few business days, and we schedule your install around that timeline.
Will my ductwork need to be replaced?
Not always. We inspect your existing ductwork during the consultation and only recommend replacement if leaks or sizing issues limit performance.
Do you offer financing for central AC installation?
Yes, we offer financing options for qualified homeowners, and we can walk you through the terms before you commit.
Can you install a central AC system in an older Houston home?
Yes, we regularly work with older homes, and we account for outdated ductwork or electrical panels in the load calculation and quote.
What size central AC system do I need?
The right size comes from a Manual J load calculation, not square footage alone, since insulation and window exposure both affect the number.
Do I need a permit for central AC installation?
Yes, a mechanical permit is required in Houston, and we handle the application and inspection scheduling for you.
What SEER2 rating do I need in Houston?
Texas requires a minimum of 14.3 SEER2 for central air conditioners, and we can recommend higher ratings based on your budget and savings goals.