Hydronic hanging heater, NO WIRING NEEDED! Hanging unit heater for garages, warehouses, greenhouses, etc. Hangs from ceiling and uses hot water to heat your dwelling. New style makes your installation look much cleaner as both inlet and return pipes come out next to each other on the top of the unit. This also makes the units much more efficient because no air becomes trapped in the unit. These are special in the fact they can be mounted either the typical way with threaded rods though the unit or mounted to bolt holes on the sides of the units. These units can be mounted in any direction and are complete with adjustable front louvers. All units have 1 inch copper inlet and outlets for high flow. We provide a 3 year warranty against manufacturer's defects and corrosion.