How to Convert a Straight Tube Radiant Heater to a U-Tube Setup
Introduction Sometimes a radiant tube heater is already installed and then the job conditions change. That is exactly what happened here. We had installed a 30 foot HL3 radiant tube heater in Edina, Minnesota. It was a 125,000 BTU unit on high fire and 82,000 BTUs on low fire. Then we found out a new […]
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