Lennox Completes Acquisition of NSI Industries' HVAC Division

Lennox expands HVAC parts and supplies portfolio with the DuroDyne and Supco brands to better serve residential and commercial customers

DALLAS, Oct. 16, 2025 /PRNewswire/ -- Lennox (NYSE: LII), a leader in energy-efficient climate control solutions, today announced that it has completed the purchase of the HVAC Division of NSI Industries, including the Duro Dyne and Supco brand platforms.

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