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Bespoke Internal Partitions

Steel Look Internal Doors And Screens

Our steel look internal doors and partitions from Smart Systems give homes and commercial spaces a modern feel.

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AluSpace Internal Screening

The Aluspace Interior Screening System from Smart offers a stylish and flexible solution for creating light-filled, open-plan spaces with the timeless appeal of steel-look design. Whether you're zoning areas in a modern home, dividing a workspace, or adding acoustic separation to a commercial interior, Aluspace delivers both form and function. With ultra-slim sightlines and minimalist frames, these internal screens and doors bring an industrial aesthetic to any project—without compromising on comfort or usability.

Manufactured in-house by Direct Trade Windows, Aluspace is available in a wide range of hinged, pivot, sliding, and fixed screen options, all fully customisable to suit your space. With a variety of finishes, hardware, and accessories to choose from, this system is as versatile as it is elegant. Easy to install and designed for durability, our steel-look partitions provide visual separation while maintaining a sense of openness—making them ideal for home renovations, offices, studios, or boutique interiors.

Key Features:

  • Steel-look design: Industrial-style framing with clean, slim sightlines
  • Flexible layouts: Fixed screens, single/double hinged, pivot, and sliding doors
  • Acoustic barrier: Helps reduce noise between divided spaces
  • Tailored finishes: Wide choice of RAL colours and heritage-inspired textures
  • High-end visual appeal: Elevates interiors in both modern and period properties
  • Versatile applications: Perfect for residential and commercial interiors
  • In-house expertise: Custom-built to order, with support from our trusted installer network
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Aluminium sliding pocket doors separating the living area from the workspace.

AluSpace-Style Internal Aluminium Doors & Screens for Light-Filled, Stylish Interiors

Modern internal pivot door with glass panels in office space.

Technical Specifications

Technical Specifications

Smart Systems AluSpace — an architect-specified internal screening system that brings the precision of steel-look framing to interior environments, with ultra-slim profiles, flexible door configurations, and effective acoustic separation without the weight or cost of structural steel.

Key Specifications

  • Profile Depth: 35mm main profiles; 33mm transoms and mullions — creating fixed screen sightlines of just 30.5mm all round
  • Acoustic Performance: Acoustic glazing units up to 18mm supported; Pilkington and Saint-Gobain privacy glass options available
  • Max Dimensions — Hinged Door: 400–900mm wide × up to 2200mm high
  • Max Dimensions — Pivot Door: Up to 2000mm wide × 2500mm high
  • Max Dimensions — Sliding Door: Up to 1200mm wide per panel × 2500mm high
  • Double Door Sightline: 109.5mm meeting stile; 63.5mm sides and head
  • Glazing: 6mm or 8mm single; up to 18mm for acoustic applications; toughened or laminated safety glass standard
  • Finish: Full RAL powder coat; ten hardware finishes including Matt Black, Satin Chrome, Antique Brass, Polished Nickel
  • Threshold: No visible threshold on internal door configurations

AluSpace is specified by architects and interior designers in high-end residential projects, commercial offices, and hospitality environments where open-plan spaces require flexible zoning without visual bulk. The system is extruded at Smart Systems’ UK manufacturing facility and coordinates directly with the Alitherm Heritage external envelope — enabling a unified steel-look language from façade to interior partition throughout a single scheme.

Glass Options

All our steel look internal doors and screens are available with a choice of high-performance glazing to suit your project requirements:

  • Double-glazed sealed units — standard specification for thermal efficiency
  • Triple-glazed units — enhanced thermal and acoustic performance
  • Acoustic laminated glass — for noise reduction in urban and roadside locations
  • Solar control glass — reduces heat gain and glare while maintaining natural light

We specify the optimal glass configuration for each project based on thermal performance, acoustic requirements and Building Regulations compliance.

Colours & Finishes

Colours & Finishes

Our steel look internal doors and screens are available in three premium finish categories — anodised, matt RAL and textured RAL — with dual-colour options allowing a different finish inside and outside. Woodgrain foil finishes are also available for a natural timber-effect appearance.

Popular RAL Colours

  • RAL 7016 Anthracite Grey
  • RAL 9005 Jet Black
  • RAL 7021 Black Grey
  • RAL 9010 Pure White
  • RAL 9001 Cream White
  • RAL 7012 Basalt Grey
  • RAL 7022 Umbra Grey
  • RAL 6009 Fir Green
  • RAL 8014 Sepia Brown

Any standard RAL colour is available to order. Heritage bronze and satin black anodised finishes are particularly popular for steel-look installations, complementing the industrial aesthetic.

Frequently Asked Questions (FAQs) - Steel Look Aluminium Partitions and AluSpace Doors

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What are steel look partitions, and what are their key features?

Steel look partitions are modern architectural elements offered by Smart Systems and Direct Trade Windows. They are open, stylish, and versatile partitions that can create distinct areas in both residential and commercial spaces. Key features include various style options, the ability to fit single and double doors, ultra-slim sightlines, and the enhancement of property appeal.

What are AluSpace hinged doors, and what are their specifications?

AluSpace hinged doors are customizable doors suitable for various design themes. They have a minimum width of 400mm and a maximum width of 900mm, a maximum height of 2200mm, and can support a maximum weight of 60kg. Glazing options include 6mm, 8mm, or 18mm.

Tell me about AluSpace sliding doors and their specifications.

AluSpace sliding doors provide flexibility for internal spaces. They come with a minimum width of 400mm and a maximum width of 1200mm, a maximum height of 2500mm, and a maximum weight capacity of 100kg. You can choose from 6mm, 8mm, or 18mm glazing options.

What is unique about AluSpace pivot doors, and what are their specifications?

AluSpace pivot doors offer instant configuration changes for internal spaces. They have a minimum width of 400mm and a maximum width of 2000mm, a maximum height of 2500mm, and a maximum weight capacity of 100kg. You can select from 6mm, 8mm, or 18mm glazing options.

How can steel look partitions and AluSpace doors improve my property?

Steel look partitions and AluSpace doors can enhance the aesthetics and functionality of your property. Steel look partitions create distinct regions and add style, while AluSpace doors provide flexible access and visual appeal. These features can contribute to improving the overall value and attractiveness of both modern and period properties.

Our Aluspace Products

Aluspace internal pivot door with glass panels in a contemporary interior setting.

Aluspace Internal Pivot

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Internal glass partition with black metal frame in contemporary interior.

Aluspace Hinged

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Aluminium internal doors separating the living room and kitchen area. Sleek, modern design with glas.

Aluspace Sliding

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Cortizo logo FENSA logo BFRC logo Accreditation logo for Direct Trade Windows company. Constructionline Gold Member badge for trusted building industry standards. Close-up of a window with a focus on the frame and glass. Aluminium window with sleek design and modern finish.