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Profile 22 Chamfered Casement Window - PVC-U Window System

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Chamfered – Top hung

Epwin Window Systems Variant:
Product certifications:
  • PAS 24

    Certificate type

  • BSI Kitemark

    BSI Kitemark

    Certificate type

Profile 22 Chamfered Casement Windows offer high thermal efficiency, structural strength & security, with double/triple glazing, wide design options & PAS 24 compliance for versatile installations.

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0845 340 3968 Website

Application

The Profile 22 Chamfered Casement Window is designed for use across a wide range of building types and sectors, offering exceptional versatility, performance, and compliance. Its robust construction, thermal efficiency, and security credentials make it suitable for both new-build and refurbishment projects, including those with demanding regulatory or aesthetic requirements.

Residential Developments

Ideal for detached homes, apartments, and housing developments, this casement window system supports a variety of configurations including top-hung, side-hung, and fixed lights. Its clean chamfered profile and wide choice of colours and finishes allow it to complement both traditional and contemporary architectural styles. The system is also suitable for bay and bow window designs, offering enhanced kerb appeal and natural light.

Commercial and Mixed-Use Buildings

The Profile 22 Chamfered Casement Window is well-suited to commercial applications such as offices, retail units, and mixed-use developments. Its high thermal performance contributes to energy efficiency targets, while its security features meet the demands of high-traffic environments. The system’s compatibility with PAS 24 and Secured by Design standards ensures it meets the safety and durability expectations of commercial clients.

Public Sector and Education

This window system is frequently specified for schools, healthcare facilities, and public buildings due to its low maintenance requirements, long service life, and compliance with UK Building Regulations. The availability of night vents and optional trickle ventilation supports indoor air quality and occupant comfort, which is particularly important in educational and healthcare settings.

Refurbishment and Retrofit Projects

With its 70mm frame depth and flexible installation options, the Profile 22 Chamfered Casement Window is ideal for retrofit applications. It can be installed into existing openings with minimal disruption, making it a practical choice for social housing upgrades, listed buildings (subject to planning), and energy efficiency improvement schemes.

Sustainability and Compliance

Manufactured using responsibly sourced materials and designed for long-term performance, this system supports sustainable construction goals. It meets or exceeds all relevant UK standards, including BS 7412, BS 6375-1, and BS EN 1279, and is BSI Kitemark certified.

Digital Specification

To support streamlined design and specification, the Profile 22 Chamfered Casement Window is available as a BIM object in Revit, IFC, and DWG formats. This enables integration into digital models and supports compliance with BIM Level 2 and COBie data requirements.

Description

Casement Window – Profile 22 Chamfered System

High-Performance Casement Window for Modern Specification

The Profile 22 PVC-U Chamfered Casement Window is a precision-engineered PVC-U casement window system designed for high-performance use in residential, commercial, and public sector buildings. Offering excellent thermal insulation, security, and design flexibility, this casement window system is ideal for both new-build and refurbishment projects.

Applications:

  • Suitable for all standard and bespoke casement window configurations
  • Ideal for bay and bow windows
  • Compatible with top-hung, side-hung, and fixed light arrangements
  • Designed for use in housing, education, healthcare, and commercial developments

Key Features:

  • 70mm PVC-U chamfered casement window profile
  • Internally glazed with secure bead options
  • Double or triple glazing (24–44mm) to BS EN 1279
  • U-values as low as 0.8 W/m²K
  • WER up to A++
  • Optional third weather seal for enhanced performance
  • Night vent and controllable/permanent ventilator options
  • Wide range of colours and finishes, including dual-colour options

Performance & Compliance:

  • Fabricated to BS 7412
  • Weather performance to BS 6375-1
  • Hardware to PAS 24:2022
  • Security to BS 7950
  • BSI Kitemark certified
  • Secured by Design ready

Hardware & Security:

  • Safeware hardware system
  • Stainless steel friction or butt hinges with security pins
  • Locking and non-locking handles in a variety of finishes
  • Espagnolette or shootbolt locking with night vent facility

Digital Specification Support:

This casement window system is fully supported with downloadable BIM objects, enabling seamless integration into digital design workflows.

  • Formats: Revit, IFC, DWG
  • COBie-compliant data
  • Full metadata for scheduling and performance analysis

Why Specify This Casement Window?

  • Fully compliant with UK Building Regulations
  • High thermal and acoustic performance
  • Enhanced security features
  • Sustainable manufacturing
  • Complete system integration with ancillaries

The Profile 22 Chamfered Casement Window is a versatile, high-performance solution for modern building design. With outstanding thermal efficiency, robust security features, and full compliance with UK standards, it meets the demands of both new-build and refurbishment projects. Backed by BIM-ready digital tools and a wide range of design options, this casement window system offers architects and specifiers a reliable, future-proof choice for sustainable and secure fenestration.

General information

Color

White

Cream

Brown

Grey

Manufacturer guidance

Colour swatch booklets are available upon request.

Finish

Smooth

Woodgrain

Material

Glass

PVC-U

Manufacturer guidance

Soft coat glass, low iron, warm edge spacer bar and Argon gas fill. PVC-U extrusion.

Shape

Rectangle

Width

740 mm

Height

1340 mm

Warranty description

Ten year

Uniclass

Pr_30_59_98_92 Unplasticized polyvinyl chloride (PVC-U) window unitsPrimary

CAWS

L10/3 PVC-U windows

L10/350 PVC-U windows

Product range

Profile 22

Specification data - Unplasticized polyvinyl chloride (PVC-U) window units

Classification data

Standard

To BS 6375-1 and BS 7412.

Third-party certification

Kitemark™ Certificate to BS EN 12608.

Dimensions and configurations

Top hung.

Product performance

-

Fire performance

-

Fire resistance

None.

Fire egress

None.

Weather performance

-

UK exposure category

To BS 6375-1, 2400 Pa.

Air permeability

Top: To BS 6375-1, Class 3, 600 Pa; Side: To BS 6375-1, Class 4, 600 Pa.

Watertightness

To BS 6375-1, Class 9A, 600 Pa.

Resistance to wind load

Top: To BS 6375-1, Class BE, 2400 Pa; Side: To BS 6375-1, Class CE, 2400 Pa.

Durability

-

Operation and strength characteristics

To BS 7412.

Safety

-

Security level

To PAS 24.

Environmental

-

Acoustic performance rating

36 to 44 dB.

Thermal

-

Whole window U-value

0.8 W/m²K.

Guidance for specification option:

Triple glazing.

1.2 W/m²K.

Guidance for specification option:

Double glazing.

British Fenestration Rating Council Window Energy Rating

A+.

Guidance for specification option:

Double glazing.

A++.

Guidance for specification option:

Triple glazing.

Frame

-

Profile

Chamfered.

Guidance for specification option:

Optima C.

Colour and texture

Agate grey RAL 7038.
Anteak.
Anthracite grey (smooth) RAL 7016.
Anthracite grey RAL 7016.
Basalt grey (smooth) RAL 7012.
Black brown RAL 8022.
Chartwell green BS14C35.
Claystone.
Cream RAL 9001.
Dark green RAL 6009.
Dark red RAL 3011.
Flemish Gold Smooth.
Hazy Grey Finesse RAL 7001.
Hazy grey RAL 7001.
Honey Oak super Matt.
Irish oak.
Kensington Grey RAL 7037.
Light oak RAL 8001.
Pebble Grey RAL 7032.
Pyrite.
Rosewood RAL 8017.
Slate grey (Finesse) RAL 7015.
Slate grey RAL 7015.
Steel blue RAL 5011.
Swamp oak ST-F.
White RAL 9010.
Windsor.

Manufacturer guidance

Consult manufacturer for further details and lead times. Note that the RAL colours listed are not exact matches; the manufacturer recommends that the colour match is checked prior to use to ensure suitability. Colour swatch booklets are available upon request.

Ventilator

Controllable.
Permanent.

Glazing or infill

-

Standard

Relevant parts of BS EN 1279.

Requirements

Not required.
Georgian bars.
Leaded glass.
Patterned glass.

Hardware

Butt hinges with security pin.
Controllable ventilators.
Espagnolettes.
Friction hinges.
Locking handles.
Night vent.
Non-locking handles.
Permanent ventilators.
Shootbolts.

Sustainability data

Country of material origin

United Kingdom

Country of product manufacture

United Kingdom

Material

Glass
PVC-U

Manufacturer guidance

Soft coat glass, low iron, warm edge spacer bar and Argon gas fill. PVC-U extrusion.

Recyclability

-

Manufacturer guidance

Can be recycled.

Recycled content

As defined in clause 7.8 of BS EN ISO 14021

45 %

Expected Life

35 year

BIM objects

Platform Compatible Version
Revit
-

1

Product certifications

PAS 24

PAS 24

BS EN 12608-1 / PAS24 - PVCU Profile Enhanced Secured Window Systems Suppliers Certificate no. KM 33523

BSI Kitemark

BSI Kitemark

BS EN 12608-1 - PVC-U Profiles for the fabrication of windows and doors Certificate no. KM 12895

Literature

Epwin Window Systems Product Guide

Epwin Window Systems Product Guide

PVC_U P22 Casement Window Data Sheet

PVC_U P22 Casement Window Data Sheet

PVC_U window and door Colour guide_Epwin Window Systems

PVC_U window and door Colour guide_Epwin Window Systems

Case studies

Profile 22 Casement Windows were a central part of a £1.3 million renovation project at Woldgate School and Sixth Form College in Pocklington near York

Profile 22 Casement Windows were a central part of a £1.3 million renovation project at Woldgate School and Sixth Form College in Pocklington near York

Social housing in Liverpool maximises thermal efficiency with Profile 22 casement windows

Social housing in Liverpool maximises thermal efficiency with Profile 22 casement windows

Profile 22's  specified in Extra Care housing

Profile 22's specified in Extra Care housing

Arawak Walton Housing Association, Manchester - Social housing Profile 22 Casement

Arawak Walton Housing Association, Manchester - Social housing Profile 22 Casement

Over 300 Profile 22 windows were installed in a private housing development in Chipping near Preston in Lancashire.

Over 300 Profile 22 windows were installed in a private housing development in Chipping near Preston in Lancashire.

Profile 22 windows and doors specified for townhouse development in Sheffield

Profile 22 windows and doors specified for townhouse development in Sheffield

Profile 22 helps housing association deliver community regeneration project

Profile 22 helps housing association deliver community regeneration project

97 Profile 22 windows were manufactured and installed in a new seven-story residential development in Pelier Street, London.

97 Profile 22 windows were manufactured and installed in a new seven-story residential development in Pelier Street, London.

Profile 22’s windows and doors selected for care home and assisted living apartments

Profile 22’s windows and doors selected for care home and assisted living apartments

Profile 22’s Fully Sculptured windows were chosen for the refurbishment of 38 properties, consisting of a mixture of houses and flats, in Wolverhampton, West Midlands.

Profile 22’s Fully Sculptured windows were chosen for the refurbishment of 38 properties, consisting of a mixture of houses and flats, in Wolverhampton, West Midlands.

Profile 22 Windows used in high quality retirement housing development

Profile 22 Windows used in high quality retirement housing development

Profile 22 windows fitted in contemporary new housing development

Profile 22 windows fitted in contemporary new housing development

Profile 22 Flush Casement Windows specified for high quality housing development

Profile 22 Flush Casement Windows specified for high quality housing development

Profile 22 Chamfered Windows used in a social housing development in Telford

Profile 22 Chamfered Windows used in a social housing development in Telford

Profile 22 Chamfered Windows help transform 1960s building into stylish modern housing

Profile 22 Chamfered Windows help transform 1960s building into stylish modern housing

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