ASL’s Selene InStep system encompasses a variety of trims and head sections essential for elevating your next project to exceptional heights.

Our Selene InStep negative detail trims, available in multiple sizes, are designed for easy installation, ensuring you can choose the perfect fit for your next project. Suitable for various internal applications, including walls, ceilings, skirtings, and even exterior design details like soffits. They excel around door frames, providing impact resistance from cracking.

Exclusively suitable for 13mm gypsum, these trims deliver a robust detail with exquisite plaster lines.

For design and shop drawing support please contact our design team at


  • Available finishes: Anodised, Mill, and Powder Coated.
  • Negative detailed head section options available for single layer plasterboard walls using 64mm and 92mm stud.
  • Single-sided trims available with negative details in 13mm, 25mm, 40mm and 80mm sizes.


Download files here:

SELENE InStep Profiles