Product Announcements: What’s New in the MRCOOL Lineup
MRCOOL DIY 5th Gen vs 4th Gen Multi-Zone: More ...
Comparing MRCOOL DIY 4th Gen and 5th Gen multi-zone? The 5th Gen raises zone limits (up to six) and adds a 55k condenser, aligns with SEER2, and ships pre-charged so...
MRCOOL DIY 5th Gen vs 4th Gen Multi-Zone: More ...
Comparing MRCOOL DIY 4th Gen and 5th Gen multi-zone? The 5th Gen raises zone limits (up to six) and adds a 55k condenser, aligns with SEER2, and ships pre-charged so...
Understanding R-454B Refrigerant, Leak Sensors,...
The HVAC industry officially transitioned from R-410A to R-454B refrigerant in 2025. With this change, new MRCOOL mini split systems include highly sensitive leak detection sensors. While safer and more...
Understanding R-454B Refrigerant, Leak Sensors,...
The HVAC industry officially transitioned from R-410A to R-454B refrigerant in 2025. With this change, new MRCOOL mini split systems include highly sensitive leak detection sensors. While safer and more...
MRCOOL DIY® Coupler Kits & Line Set Extensions:...
Extending your MRCOOL DIY® system beyond the standard 25-foot line set? That’s where coupler kits come in. These Quick Connect fittings let you securely join two pre-charged line sets together...
MRCOOL DIY® Coupler Kits & Line Set Extensions:...
Extending your MRCOOL DIY® system beyond the standard 25-foot line set? That’s where coupler kits come in. These Quick Connect fittings let you securely join two pre-charged line sets together...
Buying MRCOOL: Home Depot vs. MRCOOL DIY Direct...
Choosing the right place to buy your MRCOOL system can make all the difference. See how MRCOOL DIY Direct compares to Home Depot in price, support, product selection, and more.
Buying MRCOOL: Home Depot vs. MRCOOL DIY Direct...
Choosing the right place to buy your MRCOOL system can make all the difference. See how MRCOOL DIY Direct compares to Home Depot in price, support, product selection, and more.
Choosing the Right MRCOOL Mini-Split for Your H...
Not sure which MRCOOL mini-split is right for your home? This guide breaks down BTU sizing, room layouts, and product recommendations to help you choose the perfect system for comfort...
Choosing the Right MRCOOL Mini-Split for Your H...
Not sure which MRCOOL mini-split is right for your home? This guide breaks down BTU sizing, room layouts, and product recommendations to help you choose the perfect system for comfort...
Why Surge Protectors Are a Must-Have for Every ...
Power surges can destroy your HVAC system in an instant. Learn why every home and business needs a surge protector and how MRCOOL DIY Direct uses and recommends RectorSeal Surge...
Why Surge Protectors Are a Must-Have for Every ...
Power surges can destroy your HVAC system in an instant. Learn why every home and business needs a surge protector and how MRCOOL DIY Direct uses and recommends RectorSeal Surge...
