Conservation Pitchglaze in an architectural heritage setting

Built for heritage.
Engineered for today.

Conservation Pitchglaze is a discreet, high-performance roof window designed to respect the character of heritage buildings while bringing daylight into the spaces beneath.

Designed forListed buildings, Conservation Areas, Article 4 Direction projects, Areas of Outstanding Natural Beauty, and Heritage-inspired new builds.

Available in Solo and Multi-bar configurations.

Why Architects Specify Conservation Pitchglaze

Conservation-Focused Design

Inspired by traditional roof glazing, Conservation Pitchglaze helps preserve the character of planning-sensitive buildings.

  • Traditional roof glazing aesthetics
  • Designed for listed buildings
  • Suited to conservation areas
  • Daylight without compromising character

Bespoke Manufacture

Unlike many heritage-style roof windows, every Conservation Pitchglaze is manufactured to project-specific dimensions.

  • Widths up to 3000mm
  • Areas up to 4.10m2
  • Project-specific layouts
  • Manufactured in Norfolk, UK

Modern Performance

Behind the heritage appearance of each Conservation Pitchglaze window lies a modern engineered roof window system.

  • CE and UKCA Marked
  • Tested to EN 14351-1
  • Weather-tested performance
  • FEA-validated structure

Choose the configuration

A clear choice between a single, uninterrupted aperture and a rhythm of discreet divisions.

Solo Conservation Pitchglaze roof windows in a kitchen

Solo

For a single, clean roof opening where a quiet architectural intervention is required.

  • Use CaseDiscreet daylighting within a simple roof plane.
  • Key BenefitA minimal, uninterrupted glazed appearance.Ideal for focused, single-aperture interventions.
Multi-bar Conservation Pitchglaze roof windows in a kitchen

Multi-bar

For larger roof openings where structural rhythm and carefully divided glazing are preferred.

  • Use CaseWider rooflight spans and project-specific layouts.
  • Key BenefitVisual division suited to heritage roofscapes.Composed around the requirements of the project.

Specification and tested performance

Dimensions and certification

Key specificationValue
Minimum Width300mm
Maximum Width3000mm
Minimum Span300mm
Maximum Span1026mm
Minimum Area0.09m2
Maximum Area4.10m2
Roof Pitch Range15° - 85°
CertificationUKCA & CE Marked

Final size capabilities may vary depending on project requirements.

Resources and project support

Bring technical clarity to the brief

Our technical experts can support your specification process with guidance on configuration, size, detailing and the considerations unique to a sensitive roofscape.

Start the conversation early to help align daylight, performance and the character of the building.

Discuss Your Project With a Technical Expert

The Rooflight Association

The Rooflight Association logo

RIBA CPD Providers Network

RIBA CPD Providers Network logo

ISO 9001 & ISO 14001

ISO 9001 and ISO 14001 logo

QUALICOAT Approved Framework

QUALICOAT logo

Made in Britain / Manufactured in Norfolk, UK

Made in Britain logo

UKCA & CE Marked

UKCA and CE mark logo

Specify with Confidence

Explore the technical detail behind Conservation Pitchglaze and speak with an expert who understands the balance between modern performance and heritage sensitivity.