Product overview
With the MRCOOL DIY Coupler 1/2'' x 1/4'', you can connect 2 line sets together and extend the length of the lineset. You can add 2 x 16ft linesets together, 2 x 25ft linesets together, or a combination of 16ft and 25ft, 35ft, 50ft linesets together.
This does not come with communication wire.
Compatible with 6K, 9K, 12K & 18K Air Handlers.
In-stock systems ship fast and free with curbside freight delivery, typically arriving in 4–10 days. Please inspect each box at delivery and note any damage on the receipt before signing — it keeps any freight claim quick and simple.
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At a glance
Tech specs
| Mount type | Ducted |
|---|---|
| Installation | DIY |
| Brand | MRCOOL |
Sizing in doubt? Our HVAC experts confirm capacity for your rooms before you order — free. Ask us about utility rebates for high-efficiency heat pumps in your area.
