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Two Great Harwood Windows installers fitting a Profile 22 Casement Window, demonstrating professional window installation and product quality.

As the demand for sustainable building solutions continues to rise across Lancashire, energy efficient windows have become an important component in modern construction and renovation projects. This comprehensive guide will help builders and installers understand the latest technologies, regulations, and best practices for installing energy efficient windows in Lancashire properties.  

Understanding Energy Efficient Windows

Before diving into installation procedures, it’s essential to understand what makes windows energy efficient. The key components of an energy efficient window include: 

  • Double or triple glazing  
  • Low E glass coatings  
  • Thermal breaks  
  • Weather resistant seals  
  • Argon or krypton gas filling  

Latest Window Technologies for Maximum Energy Efficiency

Cross-section of Profile 22 Casement Window with double-glazing and multi-chamber frame for thermal efficiency.

Advanced Glazing Options

Modern energy efficient windows in Lancashire must meet specific U-value requirements. Current technologies that help windows to achieve the required standards include: 

  • Multi chambered profiles  
  • Vacuum sealed units  
  • Solar control glazing  
  • Warm edge spacer bars  

Frame Materials and Their Benefits

At Great Harwood Windows, we supply energy efficient windows in three different materials.  

All three materials provide excellent levels of energy efficiency and easily meet today’s required industry standards. 

Installation Best Practices

Pre-Installation Considerations

  1. Survey existing openings thoroughly 
  2. Check structural integrity 
  3. Assess ventilation requirements 
  4. Review Building Regulations compliance 

Step-by-Step Installation Process

  1. Remove existing windows carefully 
  2. Prepare and clean apertures 
  3. Install new DPC where required
  4. Position and level frames accurately 
  5. Fix frames using appropriate fixings
  6. Install glazing units properly 
  7. Apply sealants and trims 

Meeting Lancashire Building Regulations

A Lancashire cottage surrounded by blooming flowers, with double-glazed windows reflecting golden-hour sunlight. The image visually represents the benefits of energy-efficient windows in enhancing both the property’s energy performance and visual appeal.

All glazing installations must meet building regulations standards. Current regulations require: 

  • Minimum U values 1.2 W/m²K (new buildings) 1.4 W/m²K (existing buildings) 
  • Trickle ventilation requirements  
  • Fire escape compliance  
  • Document L compliance  

Certification and Documentation

When installing energy efficient windows, glazing installers should provide the following documents for their customers: 

  • FENSA or local authority building control certification  
  • Energy performance certificates  
  • Warranty documentation  
  • Installation certificates  

As you can see, there is a lot of information to be considered when installing energy efficient windows. With a good understanding of current technologies, compliance with local regulations and always using proper installation techniques, you’ll ensure a successful and fully compliant installation every time. 

If you’d like to find out more about working with Great Harwood Windows as your dedicated trade supplier of energy efficient windows, get in touch today. Call us on 01254 690 009 or email info@greatharwoodwindows.co.uk and we’ll get back to you as quickly as possible.  

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Based in the heart of Lancashire

Situated in the very heart of Blackburn, we are readily capable of providing the people of East Lancashire and surrounding areas with a range of UPVC, composite and aluminium products. Whether for personal or trade purposes, realising your aspirations are only one step away with Great Harwood Windows team.