18 inch Aura Ventilator, 4 inch Collar

Product:

Aura AV-18-C4, 18" inside diameter Aura Ventilator with a 24" x 24" base flange, 4" collar height. Intake/Exhaust vent for all types of roofs. All aluminum, mill finish. Price/Each.

Ordering Notes:

Description:

Aura Roof Ventilator 18″ Diameter Aluminum Gravity Vent with a 4″ Collar Height and 24″ x 24″ Square Flange. The model AV-18-C4 has 254 square inches of Net Free Air Space. It is best used for flat roof applications up to 5/12 roof pitch without modification. Adaptable up to 12/12 roof pitch. This vent contains no moving parts The Venturi effect is stimulated by even small breezes and creates a positive movement of air out of the vent without the need of any part of the vent to move.

Applications:

For tile, Shingle or foam roofs.

Permanent replacement for wind turbine ventilators

For maximum roof pitch of 5/12

Features:

• Effectively draws out air from the attic without moving parts
• Vent comes with a square base for easy roof installation
• Remove the square base so the Aura Vent can be retro-fitted onto turbine bases and vent pipes
• Lowers energy costs during winter & summer
• Tested for Texas Insurance, at wind speeds exceeding 200 mph
• Coverage: 1 per 1050 sq.ft.
• Net free vent area 254 sq.in.
• Height of head 8"
• All Aluminum -- very rust and corrosion resistant
• UL and Florida Building Code Certified
• Made in USA
• Installation Note: The Aura Ventilator does not need an adjustable base. It can be installed parallel to the roof for a lower profile.

Options:

• Sizes: 4 inch, 6 inch, 16 inch, 20 inch

More Product Information:

• Product Specification
• Product Installation Location Guide
• Product Installation Detail
• UL Listing