Clearly the finest


About Thermagro Greenhouse Manufacturing

Setting Up

The arches pre-constructed and test fit in shop before shipping. We provide door pre-hung with your choice of right or left hand hinges (door opens out). A screw gun, step ladder, level and tape measure are the only tools require. A two person crew can put up most sizes in one day. General installation instructions supplied with all kits.

Unique Design

SEALING: Our Unique Sealing system provides a Neoprene seal that “sandwiches” the 8mm twin wall sheeting and provides a sealed structure, with excellent strength, insulating properties and total control of your environment


White baked enamel aluminum 1 1/2″ x 1 1/2″ posts (ridge and reinforced) PVC vinyl outer caps Stainless steel screws for lifetime sturdiness. Neoprene gaskets add to the glazing system’s ability to withstand temperature extremes or wind damage and leaking. Quality component parts exceed industry standards. Most weather resistant building of its kind Lasting beauty for years to come!


Schaeffer ventilation equipment: Vents,fans and air circulation equipment Hydroponic systems: Grow your own veggies and fish in the same system Heating and cooling accessories: Whatever your climate requires Built-in Evaporative Cooling systems Optional Bronze (65%LT) or Opaque (32% LT) 8mm twinwall sheeting for privacy. Light Deprivation kits(coming soon)


TGM of Texas is proud to re-introduce the "Therma-Gro" line of greenhouses.
Look no further for your green house needs

The proven Therma-Gro design has been manufactured in Canada for over 18 years, but is now manufactured right here in the U.S.A. We have gone to great lengths to duplicate the quality of the original Therma-Gro line and continue that legacy for another generation to come. We hope to have your business and know you will be happy should you choose to purchase one of our ThermaGro greenhouses. TGM manufactures the ThermaGro line of Greenhouses, a superior, perfectly-fit and finished greenhouse for the backyard or hobby grower in you. Please visit our products and features pages to view available designs and ventilation systems. And don't hesitate to contact us any time with questions.

  • For any of your inquiries or service needs, please call 432-349-2994 or email
  • Therma-Gro Greenhouses Is interested in dealers, distributors or investment opportunities. Also looking for qualified contractors interested in installing greenhouse kits for customers we sell to. Assembly training available for qualified installers.
  • US Mail to P.O. Box 5026 Midland, Texas 79704-5026

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