Smaller OD. More BTUs. Lower TCO.
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More Heat Transfer Surface
With SRC's 7mm products, enjoy added thermal performance within a preexisting envelope. Or take the opportunity to reduce your coil footprint without losing performance.
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Lower Refrigerant Charge
7mm tubes offer smaller refrigerant charges, saving your customers money, and keeping your units compliant with regulation.

Cost Savings
SRC's 7mm products use less material than other small-tube options like 5/16," reducing the coil's overall cost. It's also a more efficient option, providing better heat transfer performance without increasing power consumption.