1-1/8” Platform
4SPACE Glass Walls

The 1-1/8” Glass Walls Platform is a simple, progressive single-glazed solution with rails cut to fit on-site for maximum installation flexibility. Designed with slim lines and seamless transitions, it defines space with openness and precision. A component-based system that installs efficiently with stocked options, it streamlines design, delivery, and installation—ensuring reliable performance and seamless integration with interior architecture.

System Overview

Explore the 1-1/8” Glass Walls Platform kit of parts through the sections below, including in-stock, ready to ship, system fundamentals, doors, hardware, transition details, materials and finishes, and features and performance.

In Stock, Ready to Ship

Timelines drive projects. The 1-1/8” Glass Walls Platform allows for beautiful and complete installation within weeks. Select from a thoughtfully curated collection of in-stock components to build out a space with the efficiency and reliability you can count on.

System Fundamentals

The top and bottom rail are 2-1/2” (63.55mm) high, creating visually-light attachments to the base building.

Doors

Complete your space with swing or sliding doors, offering additional versatility and customization for any application or aesthetic.

Hardware

Door hardware brings the final layer of function, finish, and user experience to the wall system. Explore locksets, pulls, and hardware options for security, privacy, accessibility, and design intent in each space.

Transition Details

Clean, thoughtful transitions maintain system continuity while meeting planning requirements.

A styled flat-lay of home decor and material samples on a light beige surface, including woven textiles, a glass dish, dried feathers, a shell, a small coral piece, a brush, and tile samples.

Materials & Finishes

Select from a full architectural range of material types and finish options for visual continuity and project-specific levels of expression.

Features & Performance

The 1-1/8" Glass Walls Platform is engineered for performance—delivering dependable durability. Designed for demanding interiors, it balances everyday performance with clean, disciplined architectural expression.

Acoustics

STC ratings are determined by testing a representative according to ASTM E90 and classified according to ASTM E413 by an accredited independent testing agency

  • Glass, Single Glazed - 37 STC
See STC rating for Wall Systems

Structural & Building Code

  • Load Bearing Capacity (ANSI / BIFMA X5.6)
  • Transverse-Load Capacity (ASTM E72)
  • Seismic Loads (pr zone requirements)
  • Materials comply with non-combustible building types in accordance with ASTM E84

Sustainability

  • GREENGUARD GOLD Certified
  • BIFMA Level 3 Certified
  • Living Building Challenge Declare®
  • Indoor Air Quality
    • GREENGUARD certified to be low-emitting
    • In compliance with ANSI/BIFMA Standard Method M7.1-2011
  • Part of the Haworth Take Back Program
  • See Sustainability Report

Compatible Products

The 1-1/8” Glass Walls Platform works seamlessly with solid wall applications to create a finished space. Consider the 3-1/2” Platform Glass Walls System for a double-glazed solution.