
ThermaGuard Expandable Enclosures
- Expandable: single, double, triple config
- IP65-rated GRP construction
- Rated to -60°F/-51.1°C environments







IP65 Protection Standard
IP66 Protection Standard
Class 1 Division 2 Hazardous Area
Process instrumentation enclosures and thermal management solutions designed for extreme industrial environments. Terrapin Industrial's ThermaGuard product line includes expandable GRP enclosures, heated liners, insulation, finned heaters, steam heaters, and pipe stands engineered for oil and gas, petrochemical, and hazardous-area applications.
Talk to our experts for custom solutions and tailored guidance.
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What are examples of enclosures?
Examples include GRP instrument enclosures, heated enclosure systems, and modular expandable enclosures for single, double, or triple instrument configurations in industrial settings.
What are the different types of enclosures?
What is a type 3 enclosure?
Can enclosures be installed in hazardous locations?
What temperature range can these enclosures handle?
Can the enclosure be installed without taking instruments offline?
What heating options are available for process instrumentation enclosures?
Talk to our experts for custom solutions and tailored guidance.

Instrument enclosures and freeze protection for field instrumentation in oil and gas production and processing facilities.

Hazardous-area-rated enclosures protecting process control instruments in petrochemical plants and chemical facilities.

Temperature-managed enclosures ensuring reliable instrumentation performance in power generation plant environments.

Rugged GRP enclosures with insulation and heating solutions for outdoor mining and heavy industrial equipment protection.
Talk to our experts for custom solutions and tailored guidance.



Terrapin's patented expandable enclosures install in stages or as a complete system, reducing total installation time and cost by 30% without taking instruments offline.
The ThermaGuard heated liner uses heater cable rated for 30 years — six times longer than traditional finned and block heaters — minimizing maintenance costs and unplanned downtime.
Products are IP65-rated, Class 1 Division 2 compliant, and T6 hazardous area rated, delivering reliable instrument protection in extreme cold down to -60°F and classified locations.
Submit your requirements and a Terrapin Industrial expert will respond promptly with product recommendations and pricing.
For immediate assistance, feel free to give us a direct call at (281)-615-1429 You can also send us a quick email at
For immediate assistance, feel free to give us a direct call at (281)-615-1429 You can also send us a quick email at