Choosing between MRCOOL and Zone Air DIY mini splits boils down to flexibility...

https://smoothdecorator.com/can-you-mix-zone-air-wall-mount-and-concealed-duct-heads-on-one-condenser/

Choosing between MRCOOL and Zone Air DIY mini splits boils down to flexibility and price. MRCOOL’s 24 SEER2 system runs about $2,049.99 and offers custom line sets from 8 to 75 feet, making installation tailored but pricier. Zone Air’s $1,899