MRCOOL Signature 3.5 Ton 42K BTU Split System Multi-Position Air Handler, MCAEAMPEF42C21AA Couplers Space-saving and compact design

Space-saving and compact design

or licensed tech needed

The four included indoor units are one 9

💡 Key Features & Benefits

The gray finish complements residential and commercial exteriors and can be painted to match surrounding surfaces

MRCOOL Signature 3.5 Ton 42K BTU Split System Multi-Position Air Handler, MCAEAMPEF42C21AA Couplers Space-saving and compact designThe MRCOOL Signature Series 42k Multi Position Air Handler offers reliable, year round comfort with outstanding energy efficiency. Featuring eco friendly R 454B refrigerant, it delivers powerful performance while minimizing environmental impact. Its versatile design supports upflow, downflow, and horizontal setups, making it ideal for tight spaces like closets, attics, or crawl spaces. Paired with a compatible heat pump or condenser, this compact unit