Date Submitted: Nov 16, 2011 - 10:54:05 AM
Summary: Ventilation fans are classified into various types, mainly depending on the type of mount and the location where you need to install the fans.

Date Submitted: May 15, 2011 - 10:23:06 AM
Summary: Many dryers are used in the paper manufacturing process. These drying applications utilize fans extensively. Most of these applications are not extremely demanding on the fan equipment - except the Yankee Dryers that are used for the manufacturing of tissue, and require a rugged fan design to handle high temperature (up to 800 F) and pressure requirements. Arrangement 8 direct driven fans allow for access and maintenance of fan components. Accessories often include labyrinth or lip type shaft seals, insulated housings or thermal blankets, raised access doors, shaft cooling wheel and safety guards.

Date Submitted: Apr 8, 2011 - 11:10:16 AM
Summary: A reliable ventilation system that can operate during a fire is both vital and essential. It prevents smoke logging, allows people to escape quickly, minimizes damages to property and contents and enables firemen to attack the fire without hindrance. These power roof ventilators have the added advantage of providing normal day to day ventilation and in many cases can also be fitted with duct work for use in multi storey buildings.

Date Submitted: Mar 13, 2011 - 12:35:03 PM
Summary: The primary disadvantage is the introduction of waste products into the airstream. For this reason, both ANSI Z83.4/CSA3.7 and ANSI Z83.18 standards state: “Heaters covered by this standard are intended for use in industrial and commercial applications.”