Exterior Roof Accessories

Turbine Ventilator

Ridge Ventilator

Ridge ventilator are of gravity type with 4" throat and chain operated vertical lift dampers. Ventilators are made of nominal 24-gauge steel, factory painted white on all visible exterior galvanized surfaces. The top of the ventilator has a bird screen cover.

Circular Roof Ventilators

Stationary ventilators for 3" or 4" roofs are 12" diameter gravity type fabricated from aluminum and are furnished complete with bird screen, operable disc type damper with chain and base.

Power Roof Ventilators

Power roof exhausters for 3" or 4" roof are a 12" diameter throat, capable of 280 CFM air movement at 1/8" static pressure and are equipped with adjustable thermostats. The power requirement of exhauster is .86 amps at 115 volts.

An intake louver of 115 square inches minimum free air area is provided for each exhauster.

Roof Curbs

Roof curbs are constructed of nominal 18 gauge galvalume 14 gauge galvanized steel framing members. Minimum height of curb is 8". All flashings shall be provided to ensure water tightness. Optional hatch or cover is available. Note: Interior clear height may be affected.

Skylights

Skylight panels are flat polycarbonate sheet, factory assembled into standard 16" wide flush interlocking panel. The polycarbonate sheet is 1/8" thick, clear with a matte finish, having a light transmission factor of approximately 70%. The panels meet ANSI Z97.1 safety glazing standard and UL94 flammability rating.

1. Skylight panels must be used alternately with solid panels.
   
2. Skylight for 6" rib roof panels are 8" wide in lieu of 12".
   
3. Skylight panels are field located as required.

Panels meet or exceed all requirements of Federal Specifications LP-505C. When subjected to ASTM-E-55T (Type U Equipment) simulated 1000 hours weather test, the panel shows no loss of surface gloss or exposed glass fibers.