Streamline LH12020 – 1-1/4" x 20' Type L Copper Tubing (Hard, Straight Length)
The Streamline LH12020 is a 1-1/4 inch nominal size, 20-foot straight length of hard-drawn Type L copper tubing, designed for pressure systems in commercial and residential construction. Manufactured to meet applicable ASTM and NSF standards, this product delivers consistent wall thickness, uniform temper, and reliable mechanical strength for water distribution and other fluid-handling systems.
Product Highlights
Type L Hard-Drawn Copper – Mid-weight copper tubing suitable for indoor potable water supply, HVAC, and general plumbing
Standardized Sizing and Color Code – Each length is incised marked and color-coded in accordance with industry norms for Type L (typically blue)
Straight 20' Length – Reduces the need for couplings and minimizes pressure drop due to fewer joints
Reliable Operating Limits – Rated for 373 psi at 100°F and service temperatures up to 200°F
Lead-Free and Code Compliant – Conforms to ASTM B88 and is certified to NSF/ANSI 61 and NSF/ANSI 372
Technical Data
Material: UNS C12200 seamless copper
Type: Type L (hard temper, straight length)
Nominal Size: 1-1/4"
Outside Diameter: 1.375 inches
Wall Thickness: 0.055 inches
Length: 20 feet
Pressure Rating: 373 psi at 100°F
Max Temperature: 200°F continuous service
Certifications: ASTM B88, NSF/ANSI 61, NSF/ANSI 372, lead-free compliant
Common Applications
Potable water supply lines
Hydronic heating systems
Commercial mechanical systems
General fluid transfer within code-approved limits
Installation Considerations
Cutting, reaming, and soldering or brazing are required for assembly. Proper support spacing and expansion considerations must be followed per local code and system design. For press-fit or flare systems, ensure compatibility with fitting manufacturer guidelines. Use only approved joining methods for Type L copper.