MRCOOL DIY Patent Announcement MRCOOL DIY Patent Announcement HICKORY, Ky., Nov. 01, 2021 (GLOBE NEWSWIRE) -- MRCOOL today announced that on 21 September 2021 it received Patent No. 11,125,479 ...

A heat pump doesn't generate heat; ... Some mini-split units, like the Mr. Cool DIY, can be installed by homeowners. If ...

Allison and Nick eventually decided on a mini-split, a type of ductless heat pump that is super-efficient at cooling ... which is why we decided to install the Mr. Cool DIY mini-split," he said.