Sterling Shield GF gas heaters are an excellent option for heating large greenhouses, warehouses, and shops. These heaters are certified for commercial and industrial use and come setup for your choice of propane or natural gas operation. Sterling gas heaters are made in the USA.

Sterling Shield GF Gas Heater Features

• BTU Range: 150,000 to 400,000 BTUs
• Heater Efficiency: 83%
• Automatic direct spark ignition (standard)
• Power vented exhaust (standard)
• Stainless steel heat exchanger and exterior
• Overhead hanging heater
• Can be automated with a thermostat