42SJ Fan Coil; Stack Fan Coil
Carrier's model 42SJ is a back-to-back, furred-in, stack series fan coil unit designed for installation in the separation wall between two separate rooms. They offer year-round comfort plus an extraordinary degree of flexibility in design and installation for multi-story buildings. The unit is available in 6 sizes: Nominal cfm of 300, 400, 600, 800, 1000, and 1200.