Series 90 Specialty Shapes

Specialty Shapes for Replacement

Octagons, Trapezoids, Full Circles, Half Rounds

Specialty Window Shapes that stand out—from octagons and trapezoids to full circles, half rounds, eyebrows and more, we can custom-craft any specialty window to fulfill your visions.

The Lansing Manufacturing Story
The Lansing Manufacturing Story

Available Styles

Product Close-Up View
Multiple Specialty Shapes Available
Feature Sheet

Standard Features

  • Standard sizes come with a full range of glass options
  • Optional factory mulling simplifies installation
  • Available colors: White or Almond

Available Options

Vinyl Color Options



Laminated Color Options

Light Oak


Dark Oak

Bronze Exterior

Painted Color Options

Brick Red



Dark Chocolate


Hunter Green



Note: Device/Monitor screen settings may affect color shown. Please refer to actual window sample when selecting colors. Laminates and exterior painted options available on select products, if they are not shown above they are not available on this product. Interior and exterior laminates available on white window only. Only use mild, water based household cleaner on painted product and rinse immediately with water. See full cleaning instructions for details. Grid offering limited to 5/8” contoured or SDL on exterior painted windows.

Grid Types

5/8-Inch Flat Grid

3/4-Inch Flat Grid

5/8-Inch Contoured Grid

1-Inch Contoured Grid

Simulated Divided Lite (SDL) Grid
  • Low-E Glass
  • Low-E Glass and argon gas for additional efficiency
  • Ultra Low-E Glass and argon gas
  • Obscure and tempered glass
  • Decorative beveled and leaded glass

Decorative Glass Options

Beveled Colonial Grid

Beveled Diamond

Beveled Florentine

Beveled Prairie

Leaded Glass / Star Bevel

Note: Leaded/Star Bevel glass option available on picture windows only and pattern adjusts based on actual window size. Star Bevel background color added for display clarity.

  • InsulKorâ„¢ Foam Filled Frame (Series 90 only)
  • Triple Pane Low-E with Argon (Series 90 only)
  • Triple Pane Ultra Low-E with Argon (Series 90 only)
  • 3 interior Wood Laminates (available with Series 90 only)
  • Bronze exterior laminate (available on Series 80 only)
  • 8 painted exterior colors (white interior only, available with Series 90 and 40 only)
  • Lifetime Glass Breakage Warranty (standard on 90)
Series 90 InsulKor Feature

Series 90 InsulKor™ Technology

InsulKor™ technology is a system of sash and frame enhancements that dramatically improves the performance of Series 90 windows. Our exclusive InsulKor fiberglass-enriched polyurethane sash reinforcement yields better energy efficiency while maintaining the structural integrity of traditional metal reinforcement.

Series 90 Special Features

Series 90 Special Features

  1. Optional InsulKor multi-cavity foam-filled frame injections.
  2. Super Spacer® sealant system (standard with Series 90 triple-pane glass options).
  3. Triple-pane, R-5 compliant glass.
Lansing Warranty Feature Image

The Lansing Warranty

Every Lansing window and patio door is backed by a limited lifetime warranty on vinyl, glass and all working parts. Each product is individually registered with a product identification number, making ordering replacement parts throughout the warranty period easy and efficient.

View Warranty & Support Details

Lansing Care and Maintenance Guide

Lansing Product Care

Lansing windows and doors are designed for easy care and maintenance. Click the button below to download Lansing’s window and door care and maintenance guide.

Download Guide