Contemporary residence with expansive black-framed glazing

90S

90S Bi-Folding Door

Fold Open. Live Beyond.

A flexible architectural folding door system designed to transform wide openings into a seamless connection between indoor and outdoor spaces.

90S · BI-FOLDING DOOR · THERMAL-BREAK ALUMINUM · NFRC

90S

90S Bi-Folding Door

Fold Open. Live Beyond.

A flexible architectural folding door system designed to transform wide openings into a seamless connection between indoor and outdoor spaces.

90S · BI-FOLDING DOOR · THERMAL-BREAK ALUMINUM · NFRC

90S

90S Bi-Folding Door

Fold Open. Live Beyond.

A flexible architectural folding door system designed to transform wide openings into a seamless connection between indoor and outdoor spaces.

90S · BI-FOLDING DOOR · THERMAL-BREAK ALUMINUM · NFRC

90S

90S Bi-Folding Door

Fold Open. Live Beyond.

A flexible architectural folding door system designed to transform wide openings into a seamless connection between indoor and outdoor spaces.

90S · BI-FOLDING DOOR · THERMAL-BREAK ALUMINUM · NFRC

Product Highlights

Outward Folding

Hinged panels fold and stack toward the exterior.

Linked Panels

Connected leaves open in a coordinated folding sequence.

Project Layouts

Confirm panel arrangement and access leaf with our team.

Specifications & Performance

Specification

90S

Operation

Bi-folding · Outward opening

Profile

Thermal-break aluminum, 6063-T5

Insulating Glass

Argon fill, warm-edge spacer

Configuration

U-factor (U.S.)

SHGC

Visible Transmittance

Bi-fold Double-pane

0.39

0.21

0.35

Bi-fold Triple-pane

0.34

0.20

0.32

Configuration

Bi-fold Double-pane

U-factor (U.S.)

0.39

SHGC

0.21

Visible Transmittance

0.35

Configuration

Bi-fold Triple-pane

U-factor (U.S.)

0.34

SHGC

0.20

Visible Transmittance

0.32

U-factor: Btu/(h·ft²·°F). Values apply to the listed label configurations; confirm the selected product and glazing for your project.

NFRC · Refer to configuration-specific performance ratings.

Options & Resources

Double-pane

Triple-pane

Low-E Plus

Insulated Laminated Glass

Ask our team about available finishes, hardware, opening configurations, and threshold options.

Bring the Outdoors In.

Tell us about your 90S project and preferred glazing.

LYNOR
WINDOWS & DOORS

Premium windows and doors for modern California living.

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1111 Elko Drive, Suite H
Sunnyvale, CA

650-718-6888
ming@lynorwindows.com

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© 2026 Lynor Windows and Doors LLC. All rights reserved.

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LYNOR

WINDOWS & DOORS

Premium windows and doors for modern California living.

Premium windows and doors for modern California living.

RESOURCES

For Professionals · Product Brochures · Warranty

For Professionals · Product Brochures · Warranty

1111 Elko Drive, Suite H · Sunnyvale, CA

1111 Elko Drive, Suite H · Sunnyvale, CA

Instagram · LinkedIn

Instagram · LinkedIn

© 2026 Lynor Windows and Doors LLC. All rights reserved.

© 2026 Lynor Windows and Doors LLC. All rights reserved.