folding doors
Steel Thermally Broken (FMT.65)
Explore Steel Thermally Broken (FMT.65) for entryways and indoor-outdoor living. Compare the photographs, frame construction and available options before requesting project pricing.
Made to order. Price, approved dimensions and lead time are confirmed in the quote.

Planning this system for entryways and indoor-outdoor living
This steel thermally broken folding door system combines durability with energy efficiency, offering smooth operation and a robust, modern design.
Steel Thermally Broken (FMT.65): maximum panel height 120"; maximum panel width 40"; stile 2 ⅜"; style Modern.
Start with the opening purpose: a daily entry, a patio connection or a wall that opens for entertaining. Record the finished floor heights, the direction of travel and the space available for panels and hardware.
Photography & design details
Explore the options
Options for this system. Availability and combinations are confirmed in the final quote. Screen colors do not replace physical finish samples.
Colors & Finishes
Surface Tracks
Recessed Tracks
Configurations
Flag Handles
Panic Hardware
Divided Lites
Glass
Additional Options
Specifications & performance
Manufacturer-published values are specific to the stated system and tested configuration. Panel dimensions are not overall rough-opening dimensions. A dash means no value is supplied in that field.
Performance
- U-Factor
- -
- SHGC
- -
- Impact Rated
- -
- AAMA Tested
- -
- Design Pressure (psf)
- -
- Air Infiltration (cfm/ft2)
- -
- Water Penetration Resistance (psf)
- -
- Structural Test Pressure (psf)
- -
- Florida Approval #
- -
Specifications
- Maximum Panel Height
- 120"
- Minimum Panel Height
- 36"
- Maximum Panel Width
- 40"
- Minimum Panel Width
- 18"
- Maximum Panel Weight
- 10 lbs per sqft
- Panel Depth
- -
- Maximum Number of Panels
- 16 Bipart
- Stile
- 2 ⅜"
- Rail
- 2 ¹⁄₁₆"
Design and installation planning
Start with the opening purpose: a daily entry, a patio connection or a wall that opens for entertaining. Record the finished floor heights, the direction of travel and the space available for panels and hardware.
Your project
Request a quote
Steel Thermally Broken (FMT.65). Start with the opening purpose: a daily entry, a patio connection or a wall that opens for entertaining. Record the finished floor heights, the direction of travel and the space available for panels and hardware.
Start with approximate dimensions if the opening has not been verified. This request begins project review; it is not an order or payment.
