(210) 657-4462 sales@sigma-air.com

Equipment and Supplies

Sigma Air offers a comprehensive range of HVAC equipment and supplies to meet the needs of both our residential and commercial clients in South Texas.

From the latest in high-efficiency air conditioners and heat pumps to a full array of HVAC parts and accessories, we have everything you need to ensure your system performs at its best.

Air Conditioners

Heat Pumps


Thermostats and Controls

Filters, Vents, and Ductwork Accessories

Tools for HVAC Professionals