Thermal break iron bi-fold door 4 panel Texas - Texas Glass Door
ARCHITECTURAL IRON DOOR
01 / Design-led ironworkBuilt to your specifications
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TEXAS GLASS DOOR   /   DESIGN SERIES

Thermal Break Iron Bi-fold Door – 4 Panel

A statement in iron and glass. Tailor the application, dimensions and finish to your space — then receive a personal quotation from our team.

✦ Crafted Iron Design✦ Custom Sizing✦ Texas Showroom
PERSONALIZE YOUR DOOR01 — 03
01 Door application
02 Door size
03 Glass finish

Glass specifications and compatibility will be confirmed with your quotation.

YOUR SELECTIONPERSONAL QUOTATION
Interior / 37″ × 80″ / TemperedReview selections, then submit your request.
REQUEST MY CUSTOM QUOTE
No payment required to request a quote Speak with a specialist →
01 Exterior build specifications confirmed by our team02 Glass options subject to application03 Visit our Anna, TX showroom

THE ARCHITECTURAL EDITION

Built to frame
your perspective.

Exceptional architecture begins with considered proportions. Explore a refined iron door tailored to your opening and project.
01 / PROFILE

Architectural Top

Distinctive architectural silhouette.

02 / GLASS

Custom Lite Design

Glass pattern selected for this design.

03 / BUILD

Iron & Steel

Built for strength and lasting style.

SPECIFICATIONS & SUPPORT

Everything you need to know.

Requirements differ between interior and exterior installations. Our team confirms the final build, opening measurements and hardware before production.

Exterior construction uses 10-gauge galvanized steel and a protective matte-black finish. Interior configurations may have different glass and frame requirements. Final specifications are confirmed with your quote.
Choose from tempered, Low-E, solar-control or frosted double-pane options shown above. Availability and specifications depend on door application and configuration.
Standard selections include 37″ × 80″ and 37″ × 96″, with custom sizing available. Send your actual opening measurements for confirmation. Do not order solely from nominal dimensions.
Our team will confirm pricing, estimated lead time and shipping or pickup arrangements based on the final configuration and delivery address. Showroom and warehouse are in Anna, Texas.

Explore the construction, dimensions, glass and installation details for this door. Final specifications are confirmed with your quotation.

Product Overview

This thermal break iron bi-fold door features 4 panels of heavy-duty 10-gauge galvanized steel with polyamide thermal break technology — a wide-opening, energy-efficient wall of glass perfect for Texas patios, living rooms, and indoor/outdoor spaces. Available in 0/3/4/6-Lite and multiple fold configurations.

Product Details

Door Type Thermal Break Iron Bi-fold Door
Panels 4 Panel
Thermal Break PA66 GF25 Polyamide strip – reduces heat transfer up to 70%
Material 10-Gauge Galvanized Steel + Polyamide Thermal Break, Powder Coated
Glass Options 0-Lite | 3-Lite | 4-Lite | 6-Lite
Fold Direction All Left to Right | All Right to Left | 3+1 | 1+3 | 2+2 splits
Seal System EPDM Rubber Seal
Custom Sizes Available upon request

Material and Construction

  • 10-Gauge Galvanized Steel: Heavy-duty panels for strength and durability.
  • Polyamide Thermal Break (PA66 GF25): Reduces heat transfer by up to 70%.
  • Premium AkzoNobel Finish: Three-stage, hand-sprayed AkzoNobel coating system for enhanced corrosion resistance, durability, and long-term weather protection, finished with a polyurethane clear topcoat for added surface protection.
  • Energy-Efficient Glass: 1" dual pane tempered glass with Argon gas.
  • EPDM Rubber Seal: Weather-tight for all conditions.

Glass Options

Key Features

  • 10-gauge galvanized steel with polyamide thermal break
  • 4-panel bi-fold – wide-opening wall of glass
  • Multiple fold direction configurations
  • 0/3/4/6-Lite glass options
  • Energy-efficient 1" dual pane Argon-filled glass
  • Custom sizes available

Please contact our team before placing an order.

Email: sales@texasglassdoor.com

Call/Text: +1 (469) 653-6546

Or fill out our Customer Request Form

Need Help Choosing the Right Door?

Our team can help confirm availability, sizing, shipping, and installation options.

Get a Free Quote → Call (469) 653-6546