The SunStar SIU175-50-N5 U-Tube Vacuum Infrared Heater is a high-capacity powerhouse, delivering 175,000 BTU across an extended 50-foot U-tube, engineered for comprehensive radiant coverage in the largest industrial facilities. This Natural Gas unit utilizes a high-safety vacuum (negative pressure) system, which maximizes thermal transfer efficiency over the expansive tube length, ensuring uniform and economical heat distribution. Ideal for aircraft hangars and massive warehouses, the SunStar SIU175-50-N5 U-Tube heater provides resilient, high-output, and long-lasting performance.

The SunStar SIU75-30-N5 U-Tube Vacuum Infrared Heater provides 75,000 BTU along a 30-foot U-tube, combining the high safety of a vacuum system with a standard duty rating for medium commercial spaces. This Natural Gas unit is ideal for areas where uniform radiant coverage is essential, such as assembly lines or garages. The vacuum (negative pressure) operation ensures exceptional heat transfer efficiency and safety by pulling combustion products through the sealed tube. The SunStar SIU75-30-N5 U-Tube heater is a reliable, safe, and cost-effective choice for industrial environments requiring focused radiant heating performance.

The SunStar SIU125-40-L5 U-Tube Vacuum Infrared Heater delivers 125,000 BTU of highly efficient radiant heat across a 40-foot U-tube configuration, designed specifically for medium-to-large commercial and industrial facilities running on Propane/LP. This model utilizes a high-safety vacuum (negative pressure) system, which maximizes thermal transfer and securely contains combustion byproducts, preventing leaks into the workspace. The U-tube design ensures a concentrated heat pattern from a single burner, offering superior coverage for repair bays and workshops. The robust construction ensures long-term reliability and low maintenance. Rely on the focused power and proven efficiency of the SunStar SIU125-40-L5 U-Tube heater for economical, comfortable, and dependable area heating.

The SunStar SIU175-40-L5 U-Tube Vacuum Infrared Heater delivers a powerful 175,000 BTU of high-output heat across a 40-foot U-tube, engineered for large commercial spaces running on Propane/LP. This unit features a vacuum (negative pressure) system, maximizing thermal efficiency and safety containment throughout the tube length. Ideal for heating large service bays, loading docks, and factories, the SunStar SIU175-40-L5 U-Tube heater provides powerful, reliable, and economical performance, ensuring consistent floor-level warmth and minimizing air stratification in high-ceiling environments, making it a reliable heating investment.

The SunStar SIU75-20-L5 U-Tube Vacuum Infrared Heater provides 75,000 BTU of heat across a 20-foot U-tube, making it an excellent, durable solution for smaller commercial and industrial applications using Propane/LP. This model utilizes a vacuum (negative pressure) system, which maximizes heat transfer efficiency and ensures safety by pulling combustion products through the sealed tube. The U-tube configuration is perfect for effective radiant coverage in standard service bays or workshops. Choose the robust construction and advanced safety features of the SunStar SIU75-20-L5 U-Tube heater for reliable, cost-effective, and safe radiant heating in demanding settings where propane fuel is necessary.