HVAC Installation & Replacement
From new installations to upgrading and replacing outdated systems, trust our expertise for efficient and tailored HVAC solutions — sized to your home, not to a sales target.
Starting at$4,800
On-site · Texas City, TX
Family-Owned · Texas City, TX
Reliable comfort,
Reliable comfort,
built for the Gulf Coast.
Heating and air conditioning done right the first time — installation, repair, and indoor air quality for homes and businesses across Galveston County. Licensed, local, and standing behind every system we touch.
About Us
A local crew that does it right the first time.
Knights A/C & Heating LLC is dedicated to providing the best possible solution for your home or business. You can count on us to deliver a system and a plan that fits your unique needs — and because we've installed so many systems across this area, we've earned a reputation for doing the job right the first time.
We live and work on the Gulf Coast. That means we know exactly what your equipment is up against — salt air, humidity, sudden cold snaps, and long summers that never let a unit rest. Every recommendation we make is shaped by that experience, not by a quota.
15+ yrs
On the Gulf Coast
2k+
Systems installed
7
Towns served daily
100%
Workmanship guaranteed
Field technicians, Texas City crew.
— Photo: project archive, 2024
All your heating & air needs.
From a single repair call to a full mechanical design for a new build, every service we offer is built around doing it once and doing it right. Transparent pricing, real technicians, no upsell theater.
Repair & Maintenance
Keep your HVAC running smoothly with prompt repair services and preventive maintenance plans. We diagnose fast, fix it for real, and keep the unit alive for the long haul.
Service call from$89
Indoor Air Quality Solutions
Enhance your air with specialized services — air duct sealing and purification systems — to create a healthier, more comfortable environment for your family or crew.
Purification from$325
Commercial HVAC Services
Comprehensive HVAC solutions for commercial properties — comfortable, efficient heating and cooling systems tailored to your business needs, scheduled around your hours.
Consult from$0
Ductwork Design & Optimization
Our experienced team provides expert duct design and modification services — optimizing airflow and maximizing energy efficiency for your home or business.
From$1,250
Energy Efficiency Upgrades
Improve your home's efficiency with heat load testing and blown-in insulation — reducing energy consumption and lowering utility costs month after month.
Audit from$150
Our Work
Projects from the field.
A few recent jobs across Texas City and the surrounding Gulf Coast — new installs, replacements, and commercial build-outs. Every one of them is a real system we'd be happy to walk you through in person.
●Residential Install
●Commercial Build
●Indoor Unit
●New Construction
●Replacement
●Maintenance
●Ductwork
Areas We Serve
Seven towns, one crew.
We keep our route tight on purpose — so when you call, we're close. Same-day and next-day appointments across Galveston County and the mainland, Monday through Sunday.
77590Texas City
77510Santa Fe
77573League City
77568La Marque
77539Dickinson
77563Hitchcock
77550Galveston
—+ Surrounding
Free Estimate
Tell us what you need. We'll bring the rest.
Request a free, no-pressure estimate and we'll get back to you within one business day. For emergency repairs, please call — that line is answered by a real person, not a queue.