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Levelstep™ Sill

Seamless transitions for modern living.
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Helpful links
  • Overview
  • Core performance aspects
  • Levelstep™ Sill Gallery
  • Suitable systems

The Altus® Window Systems Levelstep™ Sill creates a seamless indoor-outdoor transition. Its low-profile design and raised track allow for flush interior and exterior flooring, resulting in a barrier-free entry. Ideal for modern residential and commercial projects, the LevelStep™ Sill enhances accessibility and aesthetics.

Optional Features:

  • Flush, low-profile design – Ensures a seamless transition between indoor and outdoor spaces
  • Enhanced accessibility – Ideal for universal design principles and mobility needs
  • Superior water management – Engineered for effective drainage to prevent water ingress
  • Customisable configurations – Compatible with multiple door systems for flexible installation
  • Durable construruction – Built to withstand heavy foot traffic and harsh weather conditions

Core performance aspects

Seamless indoor-outdoor flow
Seamless indoor-outdoor flow

Eliminates trip hazards while creating a visually streamlined connection between interior and exterior spaces.

Accessibility without compromise
Accessibility without compromise

Designed to meet accessibility standards, the Levelstep™ Sill provides a smooth, easy transition for all users, including those with mobility aids.

Advanced water drainage
Advanced water drainage

Engineered with an innovative drainage system to manage water efficiently, preventing pooling and weather-related damage.

Durability
Durability

Constructed from high-quality materials designed to withstand heavy use while maintaining its sleek appearance.

Levelstep™ Sill Gallery

Suitable systems

Levelstep™ Sill can be used with Ranchslider™ and Euroslider™ sliding doors in the following systems:

  • Levelstep™ Sill with Ranchslider™ - Southern41™, Pacific52™, Tasman35™
  • Levelstep™ Sill with Euroslider™ - Pacific52™, Atlantic60™
Southern41™ Thermal
Residential
Southern41™ Thermal
The comprehensive residential system for a healthy home, all year ‘round.
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Pacific52™ Thermal
Residential
Pacific52™ Thermal
Next-level thermally broken aluminium joinery for modern homes.
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Tasman35™
Residential
Tasman35™
The non-thermally broken but versatile all-rounder.
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Atlantic60™
Residential
Atlantic60™
Unrivalled strength, seamless integration and superior thermal performance.
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