YFW 400 TUH - YKK AP

All Commercial Products

Explore YKK AP’s full portfolio of high-performance commercial facade and framing systems.

Architectural Windows

Operable and fixed window systems for punched openings and integrated vents within curtain wall and window wall facades.

Balcony Doors

Sliding and terrace door systems designed for private exterior access in multifamily and hospitality applications.

Curtain Walls

Structurally independent facade systems designed for large spans, high-rise applications, and maximum design flexibility.

Entrances

Commercial doors and frame systems designed for high-traffic durability and seamless facade integration.

Sloped Glazing

Slope glazed framing system designed for curtain walls with long rafters.

Sun Control

Integrated facade solutions designed to manage solar heat gain and improve building performance.

Storefronts

Ground-level framing systems designed for durability, accessibility, and high-traffic commercial applications.

Window Walls

Floor-to-floor glazing systems designed for mid- and high-rise buildings, installed between floor slabs for efficient facade construction.

Finishes

Architectural finishes including Anodized Plus® and paint systems engineered for durability, consistency, and aesthetic flexibility

Accessibility

Entrance and operable systems designed to support ADA and FHA compliance while maintaining performance and durability

Better Billet

Exclusive low-carbon aluminum billet engineered to reduce embodied carbon through responsible sourcing and in-house production

ProTek

Hurricane impact-resistant and blast mitigation systems engineered to support demanding code and security requirements

enerGfacade

Advanced thermal enhancement systems engineered to improve facade performance and support evolving energy codes

Rapid Building

When your project demands speed, the YKK AP Rapid Building Envelope Program provides a streamlined solution. We’ve dedicated production to a curated selection of our most popular framing, window, and door systems, guaranteeing fast and reliable shipments.

Engineering Services

YKK AP’s Engineering team partners with architects and glazing contractors early in the project cycle to address unique application challenges. We evaluate project requirements and recommend the best-fit products. In unique cases, we can modify standard systems to create tailored solutions

Field Tech Services & Training

Technical expertise and field support to help you specify, install, and execute with confidence. You can also learn more about and register for our QA Training.

AIA Continuing Education Systems (CES)

YKK AP America Inc. is a Registered Provider with The American Institute of Architects Continuing Education Systems (AIA / CES). Credit(s) earned on completion of this program will be reported to AIA / CES for AIA members.

Direct Freight Program

YKK AP’s Direct Freight program provides a more reliable shipping service for your building products. By using a dedicated third-party shipping company familiar with the products, the program aims to reduce the risk of damage during transit.

Company Overview

YKK AP America is the North American arm of the global YKK AP Group—an innovation-driven, award-winning manufacturer of commercial façade systems and residential windows and doors. Proudly made in the USA and Canada, our products support forward-thinking architecture through advanced manufacturing, sustainable design, and positive customer experiences.

Sustainability

At YKK AP America, we turn architectural innovation into solutions that protect the environment, create value for our customers, and strengthen communities. Learn about our values and find sourcing and material transparancy documents.

News & Events

Check out the latest company news and announcements, as well as our blog content.

Showroom

The Studio 101 Design Center is the place to be for hands-on product
demonstrations and training events. Our showroom features products from our
Commercial and Residential lines, including unitized curtain wall developed by
Erie Architectural Products.

We have locations in downtown Atlanta, GA and Rancho Cucamonga, CA.

Careers

Explore career opportunites at YKK AP.

Cycle of Goodness

YKK’s founder, Tadao Yoshida made the “Cycle of Goodness” the central philosophy of all business activities. Based on this philosophy, and in keeping with the times, Tadahiro Yoshida, the second YKK president and YKK AP’s Founder, established the Management Principle, “YKK seeks corporate value of higher significance.”

About YKK AP Inc.

YKK AP is dedicated to building a better society through our Architectural Products (industrial products for construction), such as windows, doors, curtain walls, and exterior products. Our business endeavors are rooted in this purpose.

Architectural Windows

YFW 400 TUH

Application: New Construction • Renovation • Retrofit
The YFW 400 TUH is a thermally broken fixed window engineered for impact resistance and blast mitigation. Its 4″ frame depth makes it universal to YKK AP’s impact-resistant operable window systems, allowing for easy integration and stacking.

Features

Thermally Broken / Hurricane Impact / Blast Mitigation

Benefits

  • Certified AAMA Performance Grade: AW-PG100-FW
  • ThermaBond Plus® Thermal Break
  • Thermal Performance:
    • U-Factor Range* 0.34 to 0.56**
  • Acoustic Performance: STC 38 (Laminated IGU)
  • 1″ Insulating Glazing or Insulating Panels
  • Vertical and Horizontal Stacking Mullion Options
  • Box Trim, Sill Flashing, Panning, and Multiple Anchor Options
  • Large Missile is Wet Glazed
  • Small Missile is Dry Glazed
  • ASTM E 1886/1996, TAS 201, 202, & 203
    • Meets ICC Requirements, Florida State-Wide Approval – High Velocity Hurricane Zone (HVHZ)
    • Tested to +90psf/ –120psf
  • Blast Mitigation; “Minimal Hazard” per ASTM F 1642 Test @ 6psi / 41 psi-ms

Data

  • Construction Uses: New Construction • Renovation • Retrofit, New, Retrofit
  • Window Configurations (Commercial): Fixed
  • Frame Depths: 4″
  • Sightlines: 1-13/16″
  • Glass Types: Insulating
  • Glass Configurations: Front
  • Thermal Methods: Pour and Debridge

Product Line

Thermabond Plus® / Anodized Plus® / ProTek®

System Options: Large Missile / Fixed

System Options: Small Missile / Fixed

Documentation

Florida Product Approval

Test Reports

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