2nd Generation DIY

Central Ducted Heat Pump Systems

DIY Pre-Charged Line Sets In Stock Systems are Quoted Individually Limited Quantities of Pre-Charged Line Sets

Due to limited nationwide supply, pricing and availability are confirmed by quote before purchase.

MRCOOL Universal® Series (2nd Gen)
Central ducted • Cold climate • DIY pre-charged line sets
MRCOOL Hyper Heat® Systems (2nd Gen)
Cold climate performance • DIY line set options
MRCOOL VersaPro™ Series (2nd Gen)
DC inverter • DIY pre-charged line set options
Request Pricing & Availability
Limited inventory • Restock timing uncertain
Inventory varies by line set length. Availability is not guaranteed once sold out.
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Prefer Professional Grade Install Equipment?

Check Out the MRCOOL® Olympus Series

If you’d rather use contractor-grade, non-DIY MRCOOL equipment installed by a licensed pro, our Olympus Series systems are built for traditional professional installation and high-performance comfort.

  • Pro-grade MRCOOL® ductless & ducted systems
  • Perfect for contractors, builders & full-service installs
  • Great option when DIY isn’t the right fit
Want a pro-installed solution instead?
Explore Olympus Pro Systems
Ideal when you plan to work with a local HVAC contractor.