The Fully Reversible Window is suitable for a wide range of architectural applications where safe internal cleaning, secure ventilation, and high thermal performance are essential. Its 180° reversible sash, slim sightlines, and robust PVC-U construction make it particularly well-suited to high-rise and hard-to-access environments.

High-Rise Residential Developments

Ideal for apartment blocks, student accommodation, and multi-storey housing, the Fully Reversible Window allows the external face of the sash to be safely cleaned from inside the building. Its flush external finish enhances the appearance of façades, while its thermal and acoustic performance supports compliance with Building Regulations.

Care Homes and Assisted Living

In environments where safety and ease of use are critical, such as care homes and assisted living facilities, the Fully Reversible Window provides secure ventilation and simple operation. The tilt-before-turn function and optional restrictors help ensure safe use by vulnerable occupants.

Urban and Mixed-Use Buildings

For city-centre developments and regeneration schemes, this window system offers a sleek, modern solution that complements contemporary architectural styles. Its wide colour range and compatibility with curtain walling systems make it adaptable to a variety of design requirements.

Public Sector and Commercial Buildings

The Fully Reversible Window is also suitable for schools, hospitals, offices, and other public buildings. Its durable PVC-U construction and low-maintenance design make it ideal for high-traffic environments, while its secure operation and thermal efficiency contribute to occupant comfort and building performance.

Refurbishment and Retrofit Projects

Thanks to its clean lines, flush finish, and flexible sizing, this window system is an excellent choice for upgrading existing buildings. It can replace older systems while significantly improving thermal efficiency, security, and aesthetics. It is also suitable for use in conservation areas (subject to planning approval), where a traditional appearance must be maintained alongside modern performance.

A Fully Reversible PVC-U Window for Safe, High-Rise Living

The Fully Reversible Window is a high-performance PVC-U window system designed for medium to high-rise residential and commercial buildings where safe cleaning, secure ventilation, and long-term durability are essential. With a 180° reversible action that allows the external face of the window to be cleaned from inside the building, this system is ideal for hard-to-access locations such as apartment blocks, student accommodation, and care homes.

Manufactured by Epwin Window Systems, the Fully Reversible Window is engineered to meet the latest UK Building Regulations and offers a practical, low-maintenance solution for modern developments and refurbishment projects.

Design & Aesthetic Excellence

The Fully Reversible Window combines functionality with a clean, modern appearance. Its slim sightlines and flush external finish enhance the visual appeal of façades, while a wide range of colour and finish options allows it to complement a variety of architectural styles.

• 180° reversible sash for safe internal cleaning
• Flush external finish for a sleek, modern look
• Slim sightlines maximise natural light and external views
• Available in over 30 colour options including White, Anthracite Grey, Agate Grey, and Irish Oak
• Dual-colour options for internal/external contrast
• Smooth and woodgrain-effect finishes available
• Compatible with curtain walling and other commercial systems

This design flexibility makes the system suitable for both contemporary and traditional buildings, including those in conservation areas (subject to planning approval).

Thermal Performance & Energy Efficiency

The Fully Reversible Window is designed to deliver excellent thermal insulation, helping to reduce heat loss and improve energy efficiency. Its multi-chambered profile and advanced glazing options support compliance with Approved Document L.

• U-values as low as 0.8 W/m²K with triple glazing
• Glazing options: 28 mm, 36 mm, 40 mm, or 44 mm (double or triple glazing)
• Multi-chambered PVC-U profiles for enhanced thermal performance
• Co-extruded gaskets and secure sealing for improved airtightness
• Supports compliance with Part L of the Building Regulations

These features contribute to lower energy bills, improved occupant comfort, and long-term sustainability.

Security & Compliance

The system is designed to meet the highest standards of security and regulatory compliance. It is PAS 24 approved and suitable for Secured by Design specifications, making it ideal for residential and commercial developments where safety is a priority.

• PAS 24:2016 certified
• Secured by Design compliant
• Multi-point locking with Safeware hardware
• Concealed gearing and anti-slam features for added safety
• Restrictors available for controlled opening
• Compliant with Approved Documents Q (Security), L (Thermal), and M (Access)

This ensures peace of mind for residents and building managers alike.

Durability & Low Maintenance

Manufactured from high-quality PVC-U, the Fully Reversible Window is built to withstand the demands of daily use while requiring minimal upkeep. Its surface finish resists fading, warping, and weathering, making it ideal for long-term performance in exposed locations.

• Weather-resistant and UV-stable
• Easy to clean and maintain
• Long service life with minimal maintenance
• Internally glazed for added security and ease of installation
• Backed by manufacturer warranties

This makes it particularly suitable for high-rise buildings, social housing, and other settings where durability and ease of care are essential.

Construction & Configuration

• PVC-U profile system with reversible sash design
• 70 mm sash and 86 mm outer frame
• Internally glazed as standard
• 180° reversible operation for safe cleaning
• Compatible with curtain walling and other commercial systems
• Large ancillary range for design flexibility
• Maximum sash size: 1450 mm x 2300 mm

This modular approach allows the system to be configured to suit a wide range of project requirements.

Sustainability

The Fully Reversible Window is manufactured using responsibly sourced materials and offers options with recycled content. It is designed for long-term performance and recyclability at end of life.

• Fully recyclable PVC-U profiles
• Manufactured in the UK to ISO 14001 environmental standards
• Supports sustainable construction and BREEAM targets
• Low-maintenance design reduces lifecycle impact

Applications

The Fully Reversible Window is suitable for:

• High-rise residential developments
• Student accommodation and care homes
• Urban apartments and mixed-use buildings
• Commercial offices and public sector buildings
• Refurbishment and retrofit projects
• Conservation areas (subject to planning approval)

Its combination of safe cleaning, thermal efficiency, and secure ventilation makes it a reliable choice for a wide range of architectural applications.

Digital Specification Support

To support digital workflows and specification platforms, the Fully Reversible Window is available with:

• NBS Chorus-compatible specification data
• BIM object availability (Revit, IFC, DWG)
• COBie-compliant data
• Full technical documentation including datasheets, test reports, and installation guides

Why Specify the Fully Reversible Window?

• U-values as low as 0.8 W/m²K
• PAS 24 and Secured by Design compliant
• 180° reversible sash for safe internal cleaning
• Slim sightlines and wide colour range
• Durable, low-maintenance PVC-U construction
• Compatible with curtain walling and commercial systems
• Designed for efficient fabrication and installation
• Backed by Epwin’s technical support and warranties