top of page

Slim Frame
Sliding Doors

Our Slim frame sliding doors are designed to maximise glass and minimise visible framing, creating uninterrupted views and seamless connections between interior and exterior spaces.

Features: 

• Ultra slim aluminium frames
• Large sliding panels
• High thermal performance
• Minimal sightlines
• Smooth sliding operation

Perfect for:
• Modern house extensions
• Garden-facing living spaces
• Open-plan architecture
• Luxury residential projects

LIONS HEAD SLIM 20
Double Glazed Aluminium Sliding Door System

This beautiful high performance slim aluminium frame sliding door system showcases slim 20mm sight-lines/ mullions. The outer frame can be fully obscured in the building finishes. 

Lion's Head Slim 20 offers high security multipoint locks. This system can be upgraded to PAS24 security. 

 

We can supply it with a wide range of specialist glass choices including solar glass. Large double glazed panels of glass glides effortlessly on its high performance wheel carriages. Configuration options include pocket sliding doors, 2 panel, 3 panel, centre parting, slide open corner sets and much more.

DEVIL'S PEAK SLIM 25
Triple Glazed Sliding Door System

Named after the rugged mountain peak to the left of Table Mountain. Devil's Peak Slim 25 offers triple glazing and high performance. 

With 25mm mullions it still offers minimal sight lines. The outer frame can be hidden in the building’s structure giving it that wall of glass frameless appearance. Outstanding thermal and sound blocking performance with ultra low U values.
 

This system can be upgraded to PAS24 security

BOULDERS SLIM 55
Bifold Doors / Sliding Folding Doors

Cape Glass Ltd offers a slim aluminium frame, high performance sliding folding door system called: Boulders Slim 55 Bifold Door System. 

We can offer fully weather rated, rebated thresholds, flush thresholds, corner sets, pass doors etc.  The system has slim 55mm frame mullions. Its a fully thermally broken aluminium frame, high performance sliding folding door system/. Boulders Slim 55 Bifold Doors have high security multipoint, key locking.

Frameless glass balustrades

Cape Glass Ltd  |  E: hi@capeglass.co.uk  |  M: 07549179310  |  Company Number: 13894803  |  VAT Registered: 424834788 

Office address: Soho Mills, Mill House, SOHO STUDIOS, 1, Town Ln, Wooburn Green HP10 0PF.

 *Visits by appointment only please. We are a small team with all hands on deck. Make sure we are not out on site surveys or site visits. 

  • Instagram
  • Facebook
  • LinkedIn
  • YouTube

©2026 by Cape Glass Ltd

bottom of page