Manuals & Technical Drawings

Download our Operation & Maintenance manual to learn how to care for, maintain and adjust your new windows and doors. Browse technical information and view pdf and dwg file drawing of our products using the links below. 

Norrsken Operation and maintenance manual

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Technical Drawings - Windows

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Technical Drawings - Doors

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Useful Information, Guides & Blogs

Guides and helpful explanations for your queries about our windows, where to see them at tradeshows and other commonly asked questions.

All You Need to Know About Triple Glazing

Triple glazing is growing in popularity in homes and commercial buildings across the UK. This guide is designed to help you decide if it's right for you. 

Glass & Glazing Federation Guidelines

This guide is designed to answer Norrsken customers’ most frequently asked glass-related questions from the Glass and Glazing Federation's (GGF) regulations. 

The Value of Alu Clad Timber Frame Windows

Your guide to aluminium-clad timber frame windows. What are they? What advantages do they provide over uPVC, all-aluminium or all-timber windows? Learn more here.  

Your complete Guide to U-Values

As a measure of the thermal efficiency of a material, it is important to get to grips with U-values. We answer your most frequently asked questions in this guide.

Your Guide to Composite Windows

This guide is designed to answer your most frequently asked questions about composite windows, and how to get the best out of your window and door journey.

The Benefits of Passive Houses

The Passive House concept is taking off. The benefits it offers - both for the environment and for homeowners - are exceptional. In this article, we highlight the main advantages of Passive House building and why they matter.

Your Guide to Condensation

This guide covers why condensation forms on your windows and doors, whether or not you should be concerned by it, and what you can do to resolve it.

Upcoming Tradeshows

Tradeshows are a fabulous way to see our products in action, speak to our team about your plans and better visualise your project. Learn where you can see us next here.

Building Regulations

From time to time Norrsken researches and publishes guidance on UK Building Regulations that relate to windows and doors. This information is not a replacement for the Building Regulations themselves but aims to make some elements easier to understand.

The Future Homes Standard

The Future Homes Standard aims slash to carbon emissions by 75-80% in new homes from 2025 with fabric-efficient building and low-carbon heating systems. Read about it below.

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Part O: Overheating & solar gain

Part O aims to reduce unwanted solar gains in new buildings. It contains approaches to limit solar gains and ventilation methods to remove excess heat. Read the regulations below.

Part F: Ventilation & Trickle Vents

Part F governs ventilation requirements in new and existing buildings. It was updated in 2022 to increase ventilation provisions. Learn what it means for you below.

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Part L: energy efficiency

Part L governs the energy efficiency of buildings. It was updated in 2022 as a stepping stone to the Future Homes Standard. Read the latest regulations below.