A Janesville based manufacturer and distributor of heating and air movement solutions is expanding what they offer.

Rock Energy Systems Sales Manager Ted Bertauski says they’re launching a industrial fan division, offering two new models of 59 in fans which can move significant amounts of air at very low noise levels.

Bertauski says these types of industrial fans are great for keeping people comfortable in work environment such as warehouses, manufacturing factories, or even car shops.

Rock Energy says the division intends to introduce additional products in the near future.