FrosthubUSA is now Cool Mini Splits. Same company, old name.

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Install accessories

Pre-charged line sets16, 25, 35 and 50 ft, quick connect Line set coverHide the run along the wall Wall bracketMount the outdoor unit off the ground Outdoor padA level base for the condenser Disconnect switch60A non-fused, at the outdoor unit Electrical whipDisconnect to condenser wiring Coupler kitJoin two line sets for a longer run MiniStat thermostatWall control and phone app for the mini split

Which line set fits?

Each indoor air handler needs its own line set, sized by BTU.

Indoor unit	16 ft	25 ft	35 ft	50 ft
6K, 9K, 12K1/4 × 3/8	$227	$264	$502	$587
18K1/4 × 1/2	$239	$272	$510	$599
24K, 36K3/8 × 5/8	$271	$457	$565	$662

Shop line sets

View all accessories Need more than 50 ft? Join a 50 ft line set with a 16 ft or 25 ft one using a coupler kit, for 66 ft or up to 75 ft max.

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Multi-zone systems
Build your own

Build Your Own Multi-Zone System

Mix wall units and ceiling cassettes on one MRCOOL DIY 5th Gen outdoor unit. Pick the outdoor unit, then set up each room.

1

Pick the outdoor unit

sets how many rooms you can add

2

Set up each room

wall unit or ceiling cassette, size, line set

How long should each line set be?

Measure along the wall from where the indoor unit will go to where the outdoor unit will sit, then add 3 ft. Pick the next length up. Extra line set coils behind the outdoor unit. It can’t be cut. 66 and 75 ft are two line sets joined with a coupler kit, included in that price.

3

Add accessories

not in the box, most installs need them

Most installs add a line set cover for each room, a disconnect, a whip and a pad or wall bracket.

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