LR-5200DFlush Insulated Opening System
The flush design aligns the frame and sash profiles on the same plane, while the insulated profile architecture, inward- and outward-opening flexibility and robust hardware options bring seamless aesthetics to contemporary window and door projects.
- Flush frame-and-sash alignment for a seamless architectural appearance
- 13/16″ – 2 1/16″ glazing with a 15/16″ thermal break
- Inward- and outward-opening configurations with a 12 mm low-threshold option
Key Features
Flush Design, Seamless Aesthetics
The frame and sash profiles align on the same plane, creating surface continuity, clean lines and a modern architectural appearance.
Enhanced Thermal Insulation
The 15/16″ thermal break and varied profile combinations support energy efficiency and indoor comfort.
Inward and Outward Opening Flexibility
Compatibility with both inward- and outward-opening applications provides functional flexibility across different architectural layouts.
Safe and Adjustable Hardware
A 3-way adjustable hinge and stainless steel handle with a safety feature provide secure operation, precise adjustment and long-lasting performance.
Technical Details

Opening Types
Technical Specifications
- Sash Width2 13/16″
- Frame Width2 13/16″
- Glass Thickness13/16″ – 2 1/16″
- Maximum Sash Carrying Capacity397 lbs
- Thermal Break15/16″
LR-5200 and LR-5200D systems feature a compatible and integrated system design. The rodless system offers ease of use and a 12 mm low-threshold option.
The flush sash strengthens surface continuity, while varied profile combinations, inward and outward opening options, a 3-way adjustable hinge and a stainless steel handle with a safety feature ensure long-lasting performance.
Let’s determine the right flush insulated opening solution for your project.
Get support from our expert team on profile combinations, glazing thickness, opening direction, the 12 mm low threshold, hardware and insect-screen options.
