
50ft 1/4 x 1/2 Lineset for DIY 9K, 12K & 18K Indoor w/ DIY Pro Cable - R454B
The 50ft 1/4 x 1/2 Lineset for DIY 9K, 12K & 18K Indoor w/ DIY Pro Cable - R454B by MRCOOL delivers reliable performance and energy efficiency,...
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Explore Our CollectionBrowse our full selection of MRCOOL HVAC products, known for delivering innovative, energy-efficient solutions for both residential and commercial spaces. From DIY-friendly mini-split systems to central air conditioners and heat pumps, MRCOOL offers smart, reliable options that make comfort easy and affordable.
Designed with cutting-edge technology, MRCOOL systems feature easy installation, Wi-Fi compatibility, and high SEER ratings—making them ideal for homeowners, contractors, and small businesses alike. Each unit combines performance, convenience, and long-term energy savings.
Discover why MRCOOL is a top choice for those who want modern HVAC systems without the complexity. Fast shipping and expert support available.
The 50ft 1/4 x 1/2 Lineset for DIY 9K, 12K & 18K Indoor w/ DIY Pro Cable - R454B by MRCOOL delivers reliable performance and energy efficiency,...
View full detailsThe 35ft 3/8 x 5/8 Lineset for DIY 24K & 36K Indoor w/ DIY Pro Cable - R454B by MRCOOL delivers reliable performance and energy efficiency, ide...
View full detailsThe 35ft 1/4 x 1/2 Lineset for DIY 9K, 12K & 18K Indoor w/ DIY Pro Cable - R454B by MRCOOL delivers reliable performance and energy efficiency,...
View full detailsThe 25ft 3/8 x 5/8 Lineset for DIY 24K & 36K Indoor - R454B by MRCOOL delivers reliable performance and energy efficiency, ideal for modern HVA...
View full detailsThe 25ft 1/4 x 1/2 Lineset for DIY 9K, 12K & 18K Indoor - R454B by MRCOOL delivers reliable performance and energy efficiency, ideal for modern...
View full detailsThe 16ft 3/8 x 5/8 Lineset for DIY 24K & 36K Indoor - R454B by MRCOOL delivers reliable performance and energy efficiency, ideal for modern HVA...
View full detailsThe 16ft 1/4 x 1/2 Lineset for DIY 9K, 12K & 18K Indoor - R454B by MRCOOL delivers reliable performance and energy efficiency, ideal for modern...
View full detailsThe 20kw ProDirect Heat Kit by MRCOOL delivers reliable performance and energy efficiency, ideal for modern HVAC installations.
The 15kw ProDirect Heat Kit by MRCOOL delivers reliable performance and energy efficiency, ideal for modern HVAC installations.
The 5kw ProDirect Heat Kit by MRCOOL delivers reliable performance and energy efficiency, ideal for modern HVAC installations.
The 15K BTU Package Terminal Heat Pump with 3.5kW Electric Heat 9.6 EER by MRCOOL delivers reliable performance and energy efficiency, ideal for mo...
View full detailsThe 12K BTU Package Terminal Heat Pump with 3.5kW Electric Heat 10.5 EER by MRCOOL delivers reliable performance and energy efficiency, ideal for m...
View full detailsThe 9K BTU Package Terminal Heat Pump with 3.5kW Electric Heat 11.3 EER by MRCOOL delivers reliable performance and energy efficiency, ideal for mo...
View full detailsThe 15K BTU Package Terminal A/C with 3.5kW Electric Heat 9.5 EER by MRCOOL delivers reliable performance and energy efficiency, ideal for modern H...
View full detailsThe 12K BTU Package Terminal A/C with 3.5kW Electric Heat 10.7 EER by MRCOOL delivers reliable performance and energy efficiency, ideal for modern ...
View full detailsThe 9K BTU Package Terminal A/C with 3.5kW Electric Heat 11.3 EER by MRCOOL delivers reliable performance and energy efficiency, ideal for modern H...
View full detailsThe 7K BTU Package Terminal A/C with 2.5kW Electric Heat 11.9 EER by MRCOOL delivers reliable performance and energy efficiency, ideal for modern H...
View full detailsThe 4th Stage Filter (without head) by MRCOOL delivers reliable performance and energy efficiency, ideal for modern HVAC installations.
The Self piercing valve by MRCOOL delivers reliable performance and energy efficiency, ideal for modern HVAC installations.
The 3rd Stage Filter (without head) by MRCOOL delivers reliable performance and energy efficiency, ideal for modern HVAC installations.
The 1st Stage Filter (without head) by MRCOOL delivers reliable performance and energy efficiency, ideal for modern HVAC installations.
The MRCOOL Thermo-Controled Water Dispensers with UF type 3-Stage Filter System by MRCOOL delivers reliable performance and energy efficiency, idea...
View full detailsThe MRCOOL Thermo-Controled Water Dispensers with RO type 4-Stage Filter System by MRCOOL delivers reliable performance and energy efficiency, idea...
View full detailsThe 2nd Stage Filter (without head) by MRCOOL delivers reliable performance and energy efficiency, ideal for modern HVAC installations.