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VSIG Slimline I.G. Vision Lites

The VSIG insulated glass slimline steel vision lite fire-rated window frame from Air Louvers includes a low projection, beveled design that looks and performs great in 1-3/4″ thick commercial doors. The VSIG vision lite window frame accomodates glass sizes from 5/16″ to 1″ and meets fire ratings up to 3 hours when used with fire rated glass & sealant.

Fire-Rated Window Frame Features:

  • Beveled low profile design
  • Fits 1-3/4″ thisck doors
  • 20 gauge steel
  • Available for 5/16″ to 1″ glazing
  • Fire ratings up to 3 hours
  • Custom size and material options
  • Custom powder coat finish options

Starting At: $69

Shop By Size & Price

Quick Ship Options
Order Size = Door Cutout Size
Viewable Glass Size = 2″ Less Order Size
Quick Ship Items Typically Ship Within 3-4 Business Days
Custom Sizes & Finishes Require 10-15 Business Days for Manufacturing


WidthHeightFinishMaterialPart NumberSale Price
12″12″(B) Mineral BronzePowder Coated CRSVSIG-1212B$69
7″22″(B) Mineral BronzePowder Coated CRSVSIG-0722B$96
6″27″(B) Mineral BronzePowder Coated CRSVSIG-0627B$107
8″32″(G) Gray PrimerPrimed CRSVSIG-0832G$118
24″24″(B) Mineral BronzePowder Coated CRSVSIG-2424B$132
24″30″(B) Mineral BronzePowder Coated CRSVSIG-2430B$141
24″32″(B) Mineral BronzePowder Coated CRSVSIG-2432B$146
24″56″(G) Gray PrimerPrimed CRSVSIG-2460G$295
24″60″(B) Mineral BronzePowder Coated CRSVSIG-2460B$295
24″64″(B) Mineral BronzePowder Coated CRSVSIG-2464B$312


(G) Custom Galvanneal Steel Option Available.  Add 20%
(E) Custom Electro-Zinc Plated Option Available.  Add 20%
(S) Custom #4 Satin Stainless Steel Option Available.  List Prixe x 4
Custom Sizes

Factory Prep Options