MRCOOL® DIY® 5th Gen E Star 18,000 BTU Single Zone Mini Split Complete System with 25ft. Line Set 230V — DIY-18-HP-WM-230D25-O Mini split thermostat This is a ductless heat

This is a ductless heat pump system designed for both air conditioning and heating

Powered by the latest R-454B refrigerant

This system is designed for homeowner installation using factory-sealed QuickConnect® pre-charged line sets

MRCOOL® 5th Gen DIY Warranty

MRCOOL® Olympus Series

MRCOOL® DIY® 5th Gen E Star 18,000 BTU Single Zone Mini Split Complete System with 25ft. Line Set 230V — DIY-18-HP-WM-230D25-O Mini split thermostat This is a ductless heatProduct Description MRCOOL DIY 5th Gen 18K BTU Single Zone Mini Split Air Handler Powerful, Energy Efficient Comfort for Your Home Upgrade your homes heating and cooling systemwith the 5th Gen MRCOOL DIY 18K BTU Single Zone Mini Split Air Handler, designed for effortless DIY installation and year round climate control in spaces ranging from 500 to 750 sq. ft. Engineered for efficiency, this system features advanced inverter technology, eco friendly R