MRCOOL DIY Single Zone
Shop all single zone →1How big is the room? One system cools and heats one room
2Or pick a line Same install, more features as you go up
Everything ships in one box
Not sure? Call +1 (844) 999-9725
MRCOOL DIY 5th Gen Multi-Zone
Shop all 385 systems →1How many rooms? Each room gets its own indoor unit and temperature
2Or pick the outdoor unit Bigger unit, more rooms and more space
How a multi-zone system connects
Three MRCOOL DIY lines, same easy install
Full comparison chart →
DIY Selectfrom$1,249Efficiency17.5 SEER2Compressor2 yrLine set11.5 ft9K12K18K24K36K
DIY EasyProfrom$1,487Efficiency20.2 SEER2Compressor5 yr +Line set11.5 ft9K12K18K24K36K
DIY 5th Genfrom$2,329Efficiency23.6 SEER2Compressor7 yr +Line set25 ft9K12K18K24K36KInstall accessories
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 |
How can we help?
FAQ →Before you buy
Manuals and documents
Orders and policies
Ratings and dimensions are in the brochure. Full specs are in the service manual.
Ratings and dimensions are in the brochure. Full specs are in the service manual.
Ratings and dimensions are in the brochure. Full specs are in the service manual.
Ratings and dimensions are in the brochure. Full specs are in the service manual.
Cassettefrom $1,312