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- 🧊 Build Your Perfect MRCOOL Mini Split System
Instantly build your custom DIY mini-split package — choose wall or cassette heads, Quick Connect lines, and get pricing on the spot.
![Copper refrigerant line set for ductless air conditioner]()
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![Universal 1/4 x 3/8 mini split lineset with control wire – Freedom HVAC Supply]()
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![Universal 1/4 x 1/2 mini split lineset kit with control wire]()
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![Short 25FT HVAC lineset kit with control wire for ductless system installation]()
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![25FT insulated HVAC lineset kit with control wire for mini split installation]()
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![Universal 1/4 x 1/2 mini split lineset with control wire]()
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![16FT insulated HVAC lineset kit with control wire for mini split installation]()
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![Copper mini split line set 16-foot insulated tubing – Freedom HVAC Supply]()
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![Universal 1/4 x 1/2 mini split lineset kit with control wire]()
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1-9 of 9 products
GWIN is the newcomer that overdelivers—great SEER/SEER2 efficiency, clean R32 refrigerant, and long factory warranties for real peace of mind. Solid performance, with DIY options when you want to save on install.
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