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