Why DURO-LINE?

Made in the US, Duro-Line sets offer unmatched strength, flexibility, roundness, and corrosion resistance - making them the future of HVAC line sets.

• Tested for 40 years.
• 20-year warranty
• Sustainable Strength –Duro-Line is more durable and less susceptible to penetration.
• Practical– Use all your original tools, no need for special tools.
• Proudly Made in the USA

Duro-Line Strength

• Handles extreme temps: -55°F to 500°F

• ~ 40% higher operating pressure than copper, with burst strength over 7,000 psi withstands corrosive saltwater regions

• A sustainable alternative to copper, aluminum or plastic

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DURO-LINE TECHNOLOGY

Duro-Line can be installed in a variety of ways using different methods.

Duro-Line can be brazed to copper using the recommended Solderweld Sil Sol 56%.
- Minimum percentage of Sil Sol is 40%.
Duro-Line can be installed using a variety of Push or Press Fittings.
- Including RLS®, ZoomLock®, Airsept Smart Splice, SmartLock®, NIBCO®
- Duro Dyne recommends SB1 Fittings (sold by SUPCO®)
- Duro-Line can also be flared and swedged with standard tools used with copper.