- (713) 598-2737
- info@75degreeac.com
- 4800 W 34th St C50F, Houston, TX 77092, United States
- Local & Professional
- 24/7 Emergency Service
HVAC Services in Houston, TX
- Emergency Appointments Available
- Home & Commercial
- Easy Scheduling
Houston's Trusted HVAC Company
75 Degree AC is a licensed HVAC company in Houston, TX, registered with the Texas Department of Licensing and Regulation (TDLR) and staffed by NATE-certified technicians who work on every major system brand, including Trane, Carrier, Lennox, Goodman, and Rheem. Homeowners searching for the best HVAC companies in Houston consistently come back to us because we give upfront pricing before any work begins, back every job with a labor warranty, and show up on time without shortcuts. Whether you need a quick repair, a full system replacement, or a seasonal tune-up, you get the same standard of work every single visit.
If you are looking for dependable HVAC services in your area in Houston, our dispatch team covers all of Greater Houston, and most service calls are scheduled within 24 hours. We are not a call center that subcontracts your job out; every technician who arrives at your door is our own trained, background-checked employee.
Complete HVAC Services for Houston Homes and Businesses
75 Degree AC covers every stage of your HVAC system's life, from first installation to emergency repair, so you never need to call a different contractor as your needs change.
HVAC Repair in Houston
We diagnose and fix failed capacitors, refrigerant leaks, compressor faults, and blower motor issues across all major system brands, with most repairs completed on the same visit.
HVAC Installation in Houston
Our certified technicians handle full system installations for split systems, packaged units, and ductless mini-splits, sized correctly for your home's square footage and Houston's high heat load.
HVAC Replacement in Houston
If your system is over 12 years old, running on R-22 refrigerant, or failing repeatedly, we assess whether targeted HVAC replacement in Houston makes more financial sense than continued repair.
HVAC Maintenance in Houston
Twice-yearly HVAC maintenance in Houston, once before summer and once before winter, keeps your system running at peak SEER efficiency and protects your manufacturer's warranty.
Commercial HVAC Services in Houston
We service rooftop units, VRF systems, and split commercial systems for offices, retail spaces, warehouses, and restaurants, with maintenance contracts available to minimize business downtime.
Residential HVAC Services in Houston
From single-family homes in Katy to townhomes in Midtown, our residential HVAC services in Houston cover every system type with the same licensed, background-checked technician on every call.
Why Houston's Climate Makes Professional HVAC Non-Negotiable
Houston averages over 100 cooling days per year, sits at roughly 75% relative humidity, and Gulf Coast salt air accelerates corrosion on condenser coils and refrigerant lines faster than most Texas cities, which means an HVAC system here works harder and degrades faster than the manufacturer’s standard lifecycle assumes. Every HVAC in Houston, TX faces these compounding stress factors, and a technician without direct Houston experience will consistently undersize systems, miss early corrosion signs, and leave you with a unit that fails mid-summer.
The February 2021 freeze also exposed a gap that still affects thousands of Houston homes today: heat strips, heat pumps, and auxiliary heating components that were never properly inspected after that event are now running with hidden faults that reduce efficiency and raise your monthly energy bill without any obvious warning signs. This is precisely why routine professional assessment matters here more than it does in lower-stress climates.
Emergency HVAC Repair in Houston: Available 24/7
When a compressor fails at 10 PM in August or a refrigerant line develops a leak overnight, waiting until the next business day is not a safe option in Houston’s heat, which is why our emergency HVAC repair services in Houston operate around the clock, every day of the year, with a live dispatcher and a fully stocked service truck, not a voicemail and a callback promise. We cover the most common failure points that trigger emergency calls: blown capacitors, frozen evaporator coils, failed contactor relays, tripped high-pressure switches, and total system shutdowns caused by clogged condensate drain lines.
Call us any hour and a certified 75 Degree AC technician reaches your Houston home within a two-hour window, with the parts on the truck to fix most failures in a single visit.
Residential and Commercial HVAC Solutions Across Houston
For residential clients, 75 Degree AC installs and services central split systems, heat pumps, and ductless mini-splits in homes ranging from single-story builds in Pearland to multi-story properties in The Woodlands, always load-calculating before recommending a system size rather than defaulting to whatever was previously installed. Our commercial HVAC services in Houston cover rooftop packaged units, VRF multi-zone systems, and air handling units for offices, medical facilities, retail spaces, and restaurants, backed by preventive maintenance contracts that schedule around your operating hours.
Homeowners and facility managers searching for reliable HVAC contractors near Houston trust 75 Degree AC because every technician carries a valid TDLR license, and every commercial proposal includes a written scope of work with itemized labor and equipment costs before a single tool is touched.
HVAC Service Areas Across Houston, TX
75 Degree AC provides heating services in Houston and cooling services across all of Greater Houston, including Katy, Sugar Land, Pearland, Cypress, The Woodlands, Humble, Pasadena, Friendswood, Missouri City, Baytown, and Stafford, covering both inside Beltway 8 and the outer communities along Highway 290, I-45, and I-10 corridors. If your address falls within Harris, Fort Bend, or Montgomery County, our dispatch team can schedule a certified technician to your location, with service availability confirmed the same day you call.
Why Houston Homeowners Choose 75 Degree AC for HVAC
Choosing the right HVAC company in Houston comes down to licensing, response time, and honest pricing, and as a TDLR-licensed hvac contractors houston team with NATE-certified technicians, 75 Degree AC meets all three without conditions or fine print.
Need Immediate HVAC Installation?
Experiencing system failure? Get fast, same-day heating and cooling replacement and setup down to your doorstep.
HVAC Costs in Houston: What to Expect Before You Call
In Houston, a standard AC repair runs between $150 and $650 depending on the failed component, a full system replacement with a 16 SEER2-rated unit typically falls between $4,500 and $9,000 installed, and a twice-yearly maintenance plan costs $150 to $300 annually, with those numbers shifting based on system tonnage, ductwork condition, and whether the equipment requires R-410A or the newer R-454B refrigerant. These are real Houston market figures, not national averages, because labor rates, permit requirements through the City of Houston, and equipment demand during peak summer months all push local pricing above what most online cost calculators show.
Getting an accurate number requires a technician to assess your system in person, which is why 75 Degree AC provides written, itemized quotes at no charge before any work is scheduled, so you can compare costs with full visibility into what each line item covers.
Schedule Your HVAC Service in Houston Today
Whether you need a same-day repair, a new system installation quote, or a maintenance plan for your home or business, call 75 Degree AC now, book online, or fill out the form below and a licensed Houston HVAC technician will confirm your appointment within two hours during business hours or first thing the following morning for after-hours requests.
Frequently Asked Questions
How quickly can 75 Degree AC respond to an HVAC emergency in Houston?
For emergency calls, we dispatch a TDLR-licensed technician within two hours across Greater Houston, including Harris, Fort Bend, and Montgomery County, every day of the year including weekends and public holidays.
How often should I service my HVAC system in Houston?
Houston’s high humidity and extended cooling season put more hours on your system than most U.S. cities, so twice-yearly maintenance, once in March before peak cooling demand and once in October before heating season, is the minimum recommended service interval to protect your warranty and efficiency ratings.
What size HVAC system does a Houston home need?
System sizing in Houston requires a Manual J load calculation that accounts for your home’s square footage, insulation rating, window orientation, and local heat gain values, because Gulf Coast humidity means Houston homes typically need half a ton more capacity than the same square footage in a drier Texas city like Dallas.
Is it better to repair or replace an HVAC system in Houston?
If your system is over 12 years old, uses R-22 refrigerant (phased out since 2020), or has required two or more compressor-related repairs in the past 18 months, replacement with a current 16 SEER2-rated unit will cost less over five years than continued repair given Houston’s year-round system runtime.
Does 75 Degree AC offer financing for HVAC installation in Houston?
Yes, 75 Degree AC offers financing options for qualified Houston homeowners on new system installations, covering central split systems, heat pumps, and ductless mini-splits, with approved applications processed the same day so your installation is not delayed by funding.
Major Zip Codes We Serve in Houston, TX
We proudly cover all Houston, TX zip codes, delivering prompt and dependable HVAC services citywide. Below are some of the major zip codes we regularly serve: