This glazed extension in Barnt Green forms the central component of a full rear‑elevation redevelopment to a large, detached home. Vivid Architects designed the scheme to merge previously enclosed rooms into a single open plan living space with direct connection to the landscaped terraces and natural light. IQ Glass was appointed to deliver the specialist glazing package, including slim framed sliding glass doors and a matching casement door, forming a wide transparent façade that enhances daylight and garden views across two external levels.
Products Used
Project Partners
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Architect: Vivid Architects Ltd – Lead designer and project architect
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Main Contractor: Mark James Complete Building Services – Principal contractor and builder
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Visualisation: Dion Barrett
Location
Worcestershire
Challenges of Creating a Glazed Extension in Barnt Green
This area of Barnt Green is characterised by generous plots, contemporary redevelopments and high‑value family homes, often extended to increase living space. For this glazed extension in Barnt Green, the architectural goal was to transform the rear elevation into a calm, residential wall of glass while coordinating with stepped garden levels and existing structural elements. Achieving long runs of glazing with minimal vertical structure, maintaining weather performance, and creating recessed thresholds aligned with the redesigned terrace all formed critical design challenges. IQ Glass was involved to resolve structural compatibility, performance requirements and installation sequencing for the large format glazing.
Sliding Glass Doors That Define the Glazed Extension in Barnt Green
The primary requirement of the glazed extension in Barnt Green was the creation of a wide, uninterrupted sliding elevation across the main living area. IQ Glass supplied slim framed sliding doors using large pane sizes to reduce vertical joints and present a single fluid band of glazing across the façade. These sliding glass doors allow the living space to open directly to the upper terrace while reinforcing the modern architectural aesthetic of the remodelled home. Tracks were recessed into the floor build up to maintain near flush movement between inside and outside, supporting the horizontal emphasis designed by the architect. The glazing was coordinated with the matching aluminium casement door to ensure consistent framing, sightlines and performance.
Structural Coordination for a High‑Performance Glazed Extension in Barnt Green
A second challenge of the glazed extension in Barnt Green involved the installation of oversized glass units, several weighing more than 400kg. IQ Glass developed a handling and installation strategy with the main contractor to safely manoeuvre and position the large panes while maintaining alignment with the structural steel frame. Given the elevation’s exposure to prevailing weather, junctions at heads, jambs and thresholds were detailed to ensure airtightness, thermal performance and reliable weather protection. Thermally broken aluminium frames and insulated glazing units support comfort and energy control throughout the year, ensuring the high proportion of glazing does not compromise internal performance.
Performance and Long‑Term Comfort in Glazed Extensions
Performance considerations for this glazed extension in Barnt Green focused on comfort, durability and daylighting. Thermally broken profiles and insulated glazing units help manage heat loss in winter and overheating in summer. Gasketed interfaces and careful detailing maintain airtightness and effective drainage across stepped terrace levels. The extensive glazing increases daylight and enhances views of the garden, while the size and mass of the glass panels contribute to acoustic comfort in a well‑connected commuter village. These measures ensure the extension performs as a practical family space throughout the year.
Technical Details: Glazing Installed by IQ Glass
IQ Glass were contracted to design, supply and install all elements of specialist glazing to the extension:
- Large slim framed sliding door elevation forming the full rear façade
- Secondary sliding and fixed glazing to the lower terrace
- Slim framed aluminium casement door to the garden
- Sliding door widths approximately 7m to 10m, with pane heights 2.2m to 2.6m
- Frames finished in RAL 7021 matt using thermally broken aluminium
- Large, insulated glass panes weighing approximately 250kg to 450kg
- Structural alignment coordinated with steel framing and deflection limits
- Recessed thresholds with integrated drainage for stepped terrace conditions
- Rear elevation oriented towards the garden and exposed to prevailing weather
Speak to IQ About a Glazed Extension in Barnt Green
For architects, developers and homeowners planning a glazed extension in Barnt Green, this project illustrates how large format glazing and minimal framing can transform traditional homes into modern, light filled living spaces. IQ Glass provides technical guidance, specification support and specialist installation for complex residential extensions across the West Midlands. Contact our team to discuss glazing solutions for your next project.
