The Conservation Plateau Rooflight

The Conservation Plateau flat rooflight is the flat roof solution for Heritage and Period buildings. Our fixed flat rooflight will bring natural light into your home whilst maintaining the authentic design of the building from the outside. With options including non-opening flat rooflight, you can bring your vision to life with our heritage style flat rooflight.

Conservation rooflights for flat roofs

Our range of conservation style flat rooflights is specifically designed to meet the regulations of heritage buildings while offering the latest in technology and design. Our energy-efficient fixed flat rooflights offer a traditional aesthetic and are the perfect flat rooflight solution for homes situated in conservation areas. Explore our skylight for flat roofs that can transform your home, while being in keeping with conservation area building regulations and requirements.

Benefits and features

  • The only heritage flat rooflight available on the market due to the aesthetic skirt design
  • Designed with slim, clean lines 
  • Features include our unique Thermoliner® detail to minimise the risk of condensation and mould 

Key features for professionals

  • Achieves a whole-unit U-Value of 1.4W/m2K (in the vertical plane), 1.9W/m2K (in the horizontal plane) in accordance with BS EN ISO 10077-2:2017
  • Straight forward installation as low as 3° and a casement height of only 98mm to minimise protrusion from the roofline and to enhance the aesthetics of your project

Your Rooflight in Four Steps


Contact our in-house team of experts who will understand and qualify your project, defining the initial specification and requirements.


Your consultant will provide you with a quotation to the specification that you agreed with them.


Once the quotation meets with your approval an order can be placed to begin the lead time prior to delivery.


Our in-house team of experts will handcraft your project. Quality checking our work at every stage will ensure you receive the highest standard of product.

Let's get started

It’s time to create your rooflight. Please select from the options below.



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Technical Information & Downloads

The Conservation Plateau - Sizes and Prices

The Conservation Plateau - Opening options

Installation Manual

Building Regulations

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Operations & Maintenance

Terms & Conditions

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Technical Specification Data sheet

Warm Lead 3-10 degrees

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We'd love to answer your questions

Discuss your project and requirements with our in-house team of specialists today.
We would love to hear from you.

Why choose the Rooflight Company?

Attention to detail

For almost 30 years, we have been designing and manufacturing high-quality rooflights whilst striving to provide the best service to all our customers. It is said that windows are the eyes of a building. That is why our highly skilled Co-owners are involved at every single stage of the manufacturing process. Every item is thoroughly inspected to ensure we are meeting customer expectations. Our approach to investing in the latest technology and training the very best people ensures our products shine.

Employee owned

As an employee-owned business, every single Co-owner at the Rooflight Company has a voice, and a true stake in the business. Achieving higher productivity and greater levels of innovation ensures we stay ahead of demand. Our unique culture is based on three Guiding Principles of Values, Innovation and Long-term Sustainability.

Vision & Values

There are four values within our Values-led Culture – Integrity, Care, Empowered and Unity, each with specific behaviours associated with those values. It creates an atmosphere where personal growth is encouraged, nurtured, and recognised. Long-term sustainability in terms of growth and the environment means that we don’t accept quick fixes or unsustainable solutions. We believe it’s our responsibility to play our part in mitigating climate change.

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