Streamline
Streamline 41020350B3B6 Refrigerant Lineset 35 Ft
A 35-foot refrigerant lineset with 1/4-inch liquid and 5/8-inch suction lines, pre-flared ends and included flare nuts
- ColorTransparent
- 35 ft length covers long runs between units
- 1/4 in liquid and 5/8 in suction lines match common specs
- 1/2 in insulation reduces thermal loss
- Pre-flared ends with flare nuts speed installation
- Copper construction resists corrosion and leaks
Ready-to-Install Refrigerant Lineset
The Streamline 41020350B3B6 refrigerant lineset arrives as a 35-foot copper roll with 1/4-inch liquid and 5/8-inch suction lines, both factory-flared and fitted with flare nuts. It is built for HVAC installers who need a pre-insulated, pre-terminated connection between indoor and outdoor units without on-site brazing.
1/2-Inch Insulation Handles Condensate and Heat Gain
Closed-cell insulation 1/2 inch thick wraps the suction line to suppress condensation and limit thermal gain during normal cooling operation. The copper tubing itself conducts refrigerant with minimal pressure drop, and the sealed flare joints keep leak potential low so the system runs quietly and efficiently.
Flared Ends Mate Directly to Equipment Ports
Each end carries a factory flare and nut, so the set threads onto matching 1/4-inch and 5/8-inch service valves on the condenser and evaporator. No torch, nitrogen purge or vacuum pump is required for the mechanical joints, freeing install time for evacuation and charge. Transparent insulation lets technicians verify joint integrity at a glance.
Highlights
- 35 ft length covers long runs between units
- 1/4 in liquid and 5/8 in suction lines match common specs
- 1/2 in insulation reduces thermal loss
- Pre-flared ends with flare nuts speed installation
- Copper construction resists corrosion and leaks
Specifications
| Brand | STREAMLINE |
|---|---|
| Color | Transparent |
Questions about this item
How is the 35 ft lineset routed and where do installers most often make a mistake?
Unroll the copper tubing gently to avoid kinks, then connect the 1/4 in. and 5/8 in. flared ends with the supplied flare nuts; the common error is over-tightening the nuts and cracking the flare seats.
What maintenance will the 1/2 in. thick insulation require over time?
Inspect the insulation jacket annually for UV damage, moisture intrusion or rodent tears; replace any deteriorated sections to prevent condensation and maintain thermal efficiency.
What limit appears first during extended cooling cycles?
The 35 ft length sets the maximum pressure drop and refrigerant charge; exceeding the design length raises suction-line superheat and reduces system capacity.
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