AIROLITE Louver Type ASL401 Owner’s Manual
- June 12, 2024
- AIROLITE
Table of Contents
AIROLITE Louver Type ASL401
Product Information
- Product Name: Louver Type ASL401
- Manufacturer: The Airolite Company LLC
- Location: Schofield, Wisconsin
- Material: Galvanized Steel
- Blade and Frame Gauge: 18
- Blade Orientation: Vertical
- Blade Depth: 4 inches (101 mm)
- Includes: Bird screen, insect screen, supports, installation hardware, finishes
Product Usage Instructions
- Installation: Furnish and install the Louver Type ASL401 as indicated on plans or described in schedules. Ensure that all required components, such as bird screen, insect screen, supports, installation hardware, and finishes, are included for a complete installation.
- Submittals: The manufacturer should provide shop drawings that incorporate key plans, elevations, sections, and details. These drawings should show profiles, angles, spacing of louver blades and frames, unit dimensions related to wall openings and construction, and anchorage details and locations. Additionally, the manufacturer should submit free area information and provide samples of finish and color charts showing the standard colors available.
- Optional Welded Assembly: There is an option for a welded assembly.
- Structural Design Criteria: The manufacturer should design and furnish all supports required to withstand a wind force of not less than 25 pounds per square foot. For larger louvers exceeding certain dimensions, fabricate and install them in multiple sections. The louver blades, frames, mullions, and anchorages should be able to withstand the specified wind design load.
- Performance Ratings:
- Free Area: 4.28 Square Feet (0.40 m2)
- Sand Removal Efficiency: 100% at 250 fpm
- Airflow Resistance: 0.50 in. wg at 300 fpm
GENERAL
Furnish and install where indicated on plans or described in schedules Louver
Type ASL401 as designed and manufactured by The Airolite Company LLC,
Schofield, Wisconsin. Louvers shall be furnished with bird screen, insect
screen, supports, installation hardware and finishes as specified and as
required for a complete installation.
SUBMITTALS
Manufacturer shall submit shop drawings incorporating key plans, elevations,
sections and details showing profiles, angles and spacing of louver blades and
frames; unit dimensions related to wall openings and construction; and,
anchorage details and locations. For each type of product specified, submit
free area, Provide samples of manufacturer’s finish and color charts showing
the standard colors available.
PRODUCTS
Louvers shall be ASL401 with visible mullions. Louvers shall be 4-inches (101
mm) deep and assembled entirely from galvanized steel components. Blades and
frames shall be 18 gauge galvanized steel. Blades shall be vertical,
sightproof.
OPTIONAL WELDED ASSEMBLY
Join stationary blade, head and jamb frames with fillet welds concealed from
view, unless the size of the louver makes bolted connections between louver
sections necessary. Louver blades shall be joined to each jamb frame with a
minimum of two fillet welds produced with the Pulsed Gas Metal Arc Welding
(GMAW/Mig) process. Each weld shall be a minimum of 1-inch (25.4 mm) in length
with a minimum 1/8-inch (3.175 mm) leg. Frames shall be joined at each corner
with a full-length GMAW fillet weld with a minimum 1/8-inch (3.175 mm) leg.
STRUCTURAL DESIGN CRITERIA
Manufacturer shall design and furnish all supports required to withstand a
wind force of not less than 25 pounds per square foot. Louvers larger than
60-inches (152 cm) wide x 96-inches (244 cm) high or 96-inches (244 cm) wide x
60-inches (152 cm) high will be fabricated and installed in multiple sections.
Louver blades, frames, mullions and anchorages shall be demonstrated to
withstand the specified wind design load.
PERFORMANCE RATINGS
- FREE AREA: 4.28 Square Feet (0.40 m2)
- SAND REMOVAL EFFICIENCY: 100% at 250 fpm
- AIRFLOW RESISTANCE: 0.50 in. wg at 300 fpm