Alt-Line HVAC Tubing warrants its product to be free of any defect in workmanship and materials. Alt-Line HVAC Tubing carries a 20-year limited warranty when installed by a certified licensed HVAC/R contractor.

This warranty shall not apply to altered, repaired, or misuse through negligence or otherwise. Nor does the warranty cover replacements or repairs necessitated by loss or damage resulting from any cause beyond the control of Alt-Line, including but not limited to, acts of God, acts of government, floods and fires.