TTillman & AssociatesSouth Texas HVAC Rep
Industrial air handling equipment and ductwork along a plant mechanical yard at dusk, with a refinery skyline in the distance

Houston-based HVAC rep · 40+ years

Replacement coils.
Industrial heaters.
UV. Indoor air filtration.
Custom air handlers.
Serving South Texas.

Commercial HVAC replacement coils, industrial and explosion-proof heaters, HVAC UV lights, HEPA/ULPA air filtration equipment, and custom air handling units for medical laboratories, semiconductor manufacturing, commercial kitchens and manufacturing facilities. Serving Houston, San Antonio, Austin, Corpus Christi, Beaumont, College Station, Galveston and surrounding areas.

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Companies we represent

Industry Leading Brands

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Ruffneck

Industrial heaters

Ruffneck

Explosion-proof and standard industrial-grade electric, glycol, steam and hot-water unit heaters.

Steril-Aire

UV-C disinfection

Steril-Aire

Ultraviolet emitters for coil, drain-pan and duct microbial control in new and existing air-handling units.

Trion

Air quality

Trion

Kitchen exhaust hoods, industrial air cleaners, mist precipitators and source capture for welding and oil mist.

Envirco

Advanced filtration

Envirco

MAC10 fan-powered and terminal HEPAs, laminar-flow benches, downflow units, portable process modules and bio-hazard cabinets.

Heatcraft

Replacement coils

Heatcraft

Commercial and industrial replacement coils, built to match the original. Size any coil online with CoilCalc.

MAFNA Air Technologies

Custom air handlers

MAFNA Air Technologies

Custom air-handling units with modular, thermal-break construction for hospital, lab, food and process environments.

We supply products

Built for demanding environments.

Our lines were chosen for the industries that make up South Texas.

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Product Knowledge | Industry News | Application Insights

Latest Posts

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October 14, 2025Trion

Trion Air Boss M-Series Industrial Air Cleaners

Air Boss® M-Series: Media & Adsorption Air Cleaners Improve indoor air quality and HVAC performance with the Trion Air Boss® M-Series — including models M2500, M3000, and M6000. These heavy-duty industrial air cleaners are designed for commercial, manufacturing, and institutional environments across South Texas, including Houston, San Antonio, Austin, Corpus Christi, College Station, Beaumont, Galveston,

October 14, 2025Trion

Trion Air Boss KES Series | Kitchen Exhaust Cleaners

Trion Air Boss® KES Series — Kitchen Exhaust Air Cleaning Systems for South Texas The Trion Air Boss® KES Series provides a high-performance, multi-stage filtration solution for commercial and institutional kitchens across South Texas. Designed to remove grease, smoke, and odors, the KES system helps businesses in Houston, San Antonio, Austin, Corpus Christi, Beaumont, and

October 14, 2025Trion

Trion Grease Viper | Kitchen Exhaust Filtration

Trion® Grease Viper — Advanced Kitchen Exhaust Filtration for South Texas and Beyond For commercial kitchens across South Texas, the Trion® Grease Viper Series delivers a complete solution for grease, smoke, and odor control. Designed for restaurants, hotels, casinos, hospitals, corporate cafeterias, and high-rise buildings, the Grease Viper helps meet EPA, state, and local air

October 14, 2025Trion

Trion Air Boss T-Series | Industrial Air Cleaners

Trion Air Boss T-Series — High-Efficiency Electronic Air Cleaners for South Texas The Trion® Air Boss® T-Series delivers powerful, energy-efficient air cleaning for industrial and commercial facilities across South Texas and beyond. Designed to capture smoke, fumes, oil mist, and coolant contaminants, the T-Series improves indoor air quality while reducing energy costs by allowing clean,

October 7, 2025Sterile-Aire

Steril-Aire SLNX UV-C Light – NEMA-4 Outdoor HVAC Fixture

The SLN [X] Single Lamp Very High Output (VO) NEMA-4 Fixture delivers powerful and cost-effective UV-C disinfection for HVACR airstreams, cooling coils, and drain pans. Designed to eliminate infection-causing microorganisms and efficiency-reducing biofilm, the SLN [X] ensures cleaner air and improved system performance. The VO lamp extends from the exterior of supply, return, or exhaust

October 7, 2025Sterile-Aire

Steril-Aire DEX UV-C Light – Dual-End HVAC Disinfection

The Double Ended (DE) Very High Output (VO) UV-C Fixture is engineered for both new and retrofit air handling systems, delivering up to 20% more ultraviolet energy at standard HVAC operating temperatures. This enhanced output effectively inactivates and degrades even the most resilient microorganisms and organic matter, ensuring cleaner air and improved system performance. Ideal

Are you currently matching, sizing, or calculating project needs for heating, cooling, or air filtration?

Send us the details and we'll get working on it today.

Contact usCall 713-983-7999