Charlotte, NC (PRWEB) July 25, 2012 -- Rosenberg USA is introducing a new line of high-efficiency backward curved roof fans featuring electronically commutated (EC) motors. They are available in seven sizes from 310 to 630 mm.
Rosenberg roof fans are used for ventilation of department stores, supermarkets, factories, swimming pools, kitchens, dining halls, warehouses, garages, farms and stables. They are suitable for mounting on any flat or angled roof.
These fans deliver airflow from 1,000 to 7,000 CFM, perfect for a wide variety of air movement applications. Rosenberg’s full range of sizes includes 310 mm, 355 mm, 400 mm, 450 mm, 500 mm, 560 mm and 630 mm fans.