Roof lanterns

Classic Collection

The Classic Timber Roof Lantern Collection combines the natural elegance of painted Sapele hardwood with a low-maintenance aluminium-capped exterior. These roof lanterns feature internal lamb's-tongue moulded rafters, offering a traditional aesthetic alongside modern energy efficiency. Perfect for the renovation of period homes.

Portland

The Portland timber roof lantern combines traditional craftsmanship with impressive elongated proportions, creating an elegant architectural centrepiece for substantial kitchen extensions, orangeries and period-style properties. Measuring 3295mm × 1660mm (internal kerb), its distinctive eighteen-pane design provides an extensive glazed opening, making it well suited to larger kitchens, dining areas, and long rectangular spaces where natural light and traditional detailing are equally important.

Part of our Classic Collection, the Portland is crafted from engineered Sapele hardwood, with finely profiled internal rafters and traditional lamb's-tongue mouldings that bring warmth and architectural character to the room. Its carefully arranged glazing bars and elegant 25-degree roof pitch create a beautifully proportioned appearance, while the extended length makes it especially appealing above substantial kitchen islands, long dining tables and traditional orangery interiors.

Externally, durable aluminium capping protects the timber framework from the elements, combining the elegance of painted hardwood with a low-maintenance exterior. Energy-efficient double glazing helps reduce heat loss, while a choice of colours, glazing specifications, ventilation and decorative detailing allows the Portland to complement individual projects.

Supplied in kit form for on-site assembly, with professional installation also available, the Portland offers an impressive solution for homeowners seeking a large traditional timber roof lantern with generous glazing and refined architectural detailing.

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Front elevation drawing of the Portland Roof Lantern, highlighting its classic design with finials and structural detailing.

Key Features

Refined Materials
  • Crafted from engineered Sapele hardwood for exceptional strength and durability.
  • Aluminium exterior cappings provide optimum weatherproofing and minimal maintenance.
High Performance Glazing
  • Energy-efficient double glazing with a standard glazing U-value (Ug) of 1.2 W/m²K helps reduce heat loss and improve thermal comfort.
  • Self-cleaning specification ensures minimal maintenance and toughened glass in line with regulations.
Elegant Design
  • 25-degree roof pitch creates a visually striking and timeless look.
  • Decorative timber rafters with lambs tongue detailing add refined architectural appeal.
Customisation Options
  • Electric or passive ventilation options available to improve airflow.
  • Standard colours include Classic White and Slate Grey, with bespoke colours on request.
  • Decorative ornamentation including finials and other details allows for further personalisation.
Ease of Installation
  • Supplied pre-drilled, in kit form and with a full fitting kit and detailed fitting instructions provided.
  • Professional installation service available for a seamless experience and additional service warranty.
Lighting Integration
  • Designed to support pendant lighting up to 25kg, ideal for enhancing interiors.

Available options

Personalise your Portland timber roof lantern with a choice of frame colours, glazing specifications, ventilation and decorative detailing. Additional options, including internal cornices, blinds and provision for pendant lighting, allow you to tailor the lantern to your home and project requirements.

Request a Portland quotation

Benefits at a glance...

  • Combines timeless timber craftsmanship with low-maintenance aluminium.
  • Customise to suit specific requirements – colour, ventilation, etc. 
  • Floods interiors with natural light, creating brighter, more inviting spaces .
  • Increases property value by adding style and visual appeal.
  • Choose installation to optimise the warranty.
A view looking up through a Grosvenor roof lantern, showcasing its intricate glazing bar design and opening vent, framed by a bright blue sky and lush green foliage.

Illuminate with Timeless Elegance

Our gallery showcases a variety of styles, finishes, and configurations to inspire your next project. Explore how timber framed roof lanterns transform spaces with elegance and natural light.

Explore the gallery

The Classic Collection is all about timeless elegance and durability. Crafted from beautifully detailed hardwood timber and finished with weatherproof aluminium, these roof lanterns bring a touch of traditional charm while delivering exceptional performance and longevity.

Annabel Fenwick Director, Just Roof Lanterns