Providing aerodynamically superior performance, the FHRV Fiberglass Hooded Roof Ventilators are ideal for corrosive environments or contaminated airstream applications, claims the manufacturer. The ...

The CRBA 52-inch spun aluminum downblast power roof ventilators (PRV) are designed for a range of general exhaust applications where medium and high ranges of air volume and pressure are specified, ...

A hot topic in the firehouse is roof ventilation. Although often overlooked, the position of "roof firefighter" plays an important role in the outcome of the fire and serves as both the eyes and ears ...

MOTIVATION: Ventilation is an essential element of almost any firefighting operation. Removal of smoke, heat, and hot gases can make is easier to see potential victims, reduce potential harm to ...