Air Louvers VLF Square Profile Through Bolted Metal Vision Lite for 3/16″ to 1/4″ Thick Glazing w/ Powdercoat Finish
Air Louvers VLF ThruBolt™ Vision Lites are multi-purpose fire-rated vision frames featuring a thru-bolt design that maximizes visible glazing area, designed for 1-3/4″ commercial doors and standard 3/16″ to 1/4″ glazing thicknesses.
- Designed for 1-3/4″” door thickness
- Accepts 3/16″” – 1/4″” glazing thickness
- Fire ratings up to 180 minutes
- 18 gauge cold rolled steel construction
- Thru-bolt frame design for secure installation
Product ID: AIR-VLF
FREE delivery to most businesses and jobsites on qualifying orders.
HOW TO ORDER
- Get a written quote from a USA Fire Door Solutions Specialist
- Approve & we ship your order
- Click the button below or call us to get started. You can upload plans, photos or files if you have them.
Product Details
Air Louvers VLF ThruBolt™ Vision Lites provide a durable, multi-purpose glazing frame solution for commercial hollow metal and wood doors. The thru-bolt construction provides a secure installation method while maximizing the visible glass area within the opening. Built from heavier 18 gauge steel, these vision lites are designed for commercial applications requiring durability and fire-rated performance. When installed according to approved listings, VLF vision lites provide fire protection while maintaining clean sightlines and architectural consistency.
Specifications
Application: Standard 1-3/4″” door thickness
Glazing thickness: 3/16″” – 1/4″”
Frame material: 18 gauge cold rolled steel
Standard finish: Mineral bronze powder coat
Fasteners: #8-32 flathead Phillips thru-bolts with blank heads on one side
Minimum size: 4″” x 4″”
Maximum size: Based on glazing listing and door manufacturer approval
Fire ratings: Up to 180 minutes depending on glazing size and listing
UL listings: ANSI/UL 10B, ANSI/UL 10C, CAN/ULC S104
Glazing size formula: Order size minus 1/4″”
Exposed glazing: Order size minus 1″”
Optional materials: 304 stainless steel, galvanneal steel, zinc-plated steel
Mullions: 1″” x 5/8″” welded mullions available
Optional mullion sizes: 1/2″” x 1/2″”, 1/2″” x 3/4″”
Compatible fire-rated glazing: Firelite, Pyran Platinum F, Fireglass, WireShield
Compatible non-rated glazing: Tempered glass
Optional fasteners: Torx screws
PAK options: Vision lite, glazing, and glazing tape kits available
Downloads
How to ORDER
Tell us what you need and we'll do the work for you! Most projects are quoted within 24 hours.
01
Step 1
TELL US WHAT YOU NEED
Share any projects details you have. Or just send us a message and we'll have someone reach out to you.
02
Step 2
GET A WRITTEN QUOTE
Your dedicated account manager will send you a quote or contact you with any questions.
03
Step 3
APPROVE & WE SHIP
We'll work with you thoroughout the entire process and carefully track your order until it's received.
Ready to start your commercial door project?
Priority pricing and fast lead times - free delivery to most jobsites and businesses nationwide.
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