DIY16-3858 MrCool DIY Accessories Lineset 16Ft 3/8 X 5/8, FOR DIY 24K & 36K INDOOR HVAC Lineset

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Regular price $231.00 USD
Regular price Sale price $231.00 USD
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The MrCool HVAC lineset is meticulously designed to cater to both professionals and homeowners. Keeping in mind the diverse needs of HVAC professionals, homeowners, building managers, and architects, this lineset ensures a perfect fit for 24K and 36K indoor air conditioning systems.

Installation hassles are a thing of the past, as this product boasts a user-friendly, plug-and-play approach. This design not only eliminates the need for a vacuum but also ensures that there is no loss of charge or potential exposure to external contaminants. Prioritizing the safety of its users, it adheres strictly to Proposition 65 standards, offering clear warnings about any potential chemical exposures. But it doesn’t stop at safety; the lineset’s high-grade construction ensures compatibility with R-410A refrigerant.

This speaks volumes about its durability and reliability. Additionally, the kink-resistant and leak-proof design stands as a testament to the product's commitment to longevity, making it a worthwhile investment for all your HVAC needs.


  • Quick Connect Line Set — 24K & 36K Mini Split Systems
  • Refrigerant — R-410A
  • Will not work with other MRCOOL products or third-party mini split products.
  • Cannot be used with MCL-DIYCOUPLER1412K50.

 Also available for 9K, 12K & 18K DIY series air handlers.

 Warning: This product can expose you to chemicals including Lead and lead compounds, which are known to the State of California to cause cancer or birth defects or other reproductive harm. For more information go to:



✅Easy to install.
✅Kink resistant.
✅Leak proof.
✅No vacuum needed.
✅Connect line sets together using MRCOOL DIY Coupler.
✅Pre-charged with R-410A refrigerant.
✅Plugs into air handler and condenser without losing charge or being exposed to environmental contaminants.


Item Dimensions: 16ft in Length
Item Weight: 15.00 lbs
Item Color: White

Line-set Fitting Type: Quick-Connection
Liquid Line Size: 3/8"
Suction Line Size: 5/8"
Insulation: 3/4"

Batteries: No
Electronics: No
Chemicals: Yes
Aerosol: Yes
Compressed Gas: Yes

Proposition 65 Warning: Yes
Restricted States: GU;PR;VI


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