RM Cooling modules come complete with two L mounting brackets, thermal expansion valve, site glass, two access ports, and an external freezestat to be installed at the fancoil. RM coils are TX heat pump ready, however, an additional refrigerant check valve with bypass must be installed (not supplied). RM coils can also be used on R-410A condensers; ensure the proper R-410A refrigerant components are used (supplied by others).