IQ Glass Solutions LTD, Sky House, Raans Road, Amersham, HP6 6FT
Specification
Ultra Slim Sliding Patio Doors
Bifolding Patio Doors
Pivot Patio Doors
Curved Patio Doors
Ultra Slim Sliding Patio Doors
Ultra slim sliding glass doors are one of the most sought after patio door solutions for contemporary homes. These systems are defined by exceptionally narrow sightlines, often just a few millimetres, allowing the glass to take visual priority. The result is a near frameless aesthetic that maximises natural light and preserves uninterrupted views of the garden or patio. For architects and homeowners seeking a refined, modern look, ultra slim sliding patio doors offer a level of elegance that traditional patio doors simply cannot match.
These near-frameless doors feature exceptionally slim sightlines that place the emphasis on the glass rather than the framing, creating expansive glazed elevations with uninterrupted views. For homeowners seeking modern frameless patio doors, ultra slim sliding systems deliver a combination of architectural aesthetics, thermal performance and effortless operation that traditional patio doors cannot match.
When used as patio doors, ultra slim sliding systems elevate the connection between home and garden. Their expansive glazing blurs boundaries, creating a living environment that feels brighter, larger, and more luxurious. For architectural projects where aesthetics and performance must work in harmony, they offer unmatched design flexibility.
Bifolding Patio Doors
Bifolding patio doors remain one of the most versatile options for homeowners searching for ways to open their living spaces to the outdoors. While many people associate “patio doors” with standard sliding units, bifolding systems offer a different architectural experience featuring flexibility, full width openings, and a dynamic connection between home and garden.
While not completely frameless, modern slim bifolding patio doors can achieve a near-frameless appearance when closed, offering large areas of glazing and strong visual connections to external spaces.
For high end projects, bifolding patio doors from IQ Glass elevate this familiar concept into an architectural feature. Slim aluminium profiles, precision engineered hardware, and bespoke configurations allow these systems to integrate seamlessly into contemporary designs while delivering the performance expected of an architectural grade product.
As patio doors, bifolding systems offer a level of openness that no other door type can match. When fully retracted, they dissolve the boundary between inside and outside, transforming kitchens, living rooms, and dining spaces into bright, expansive environments. For projects where flexibility and full width access are priorities, bifolding patio doors provide a practical yet visually striking solution.
Pivot Patio Doors
Pivot patio doors offer a striking alternative to traditional hinged or sliding systems, bringing a sculptural, architectural quality to any home. While many people searching for “patio doors”, pivot doors redefine the category introducing large format glazing, minimal framing, and a dramatic opening movement that instantly elevates the connection between indoor and outdoor spaces.
For homeowners looking for statement frameless doors, pivot systems provide an impressive architectural entrance with large-format glazing, minimal framing and a distinctive opening action.
Unlike standard doors that rely on side hinges, pivot patio doors rotate on a pivot mechanism. This allows for much larger door panels, slimmer sightlines, and a smooth, weightless motion that feels effortlessly luxurious. For high end residential projects, ultra pivot patio doors deliver both performance and visual impact, making them an increasingly popular choice for contemporary architecture.
Curved Patio Doors
Curved patio doors create a continuous glazed frontage where a straight system won’t suit the architecture. Most commonly delivered as curved sliding glass doors, these made-to-measure systems run on a curved track radius to follow a façade line or form a bespoke curved opening.
Curved glazing is specified as safety glass (toughened, laminated, or toughened-laminated) and can be manufactured as double or triple glazed units with performance coatings (such as Low-E or solar control) where required. Practical limits and detailing depend on the radius, panel geometry, glass thickness, and angle of curve, so curved patio doors are typically engineered to project-specific constraints.
Choosing the right Patio Door for your home
The best frameless patio doors should balance aesthetics, performance and practicality. Consider factors such as opening width, desired sightlines, thermal performance, security requirements and how the door will connect internal and external living spaces.
The right choice depends on your layout, the size of the opening, your design ambitions, and the level of performance required. By selecting an architectural grade system tailored to your home, you create a patio connection that feels seamless, bright, and beautifully integrated while also ensuring durability and exceptional thermal performance.
Why consider IQ Glass for Patio Doors?
IQ Glass specialises in premium frameless patio doors for contemporary residential architecture. From ultra slim sliding doors and architectural pivot doors to bespoke curved glazing systems, every solution is designed to maximise glass, minimise visible framing and deliver outstanding performance. Whether you are looking for frameless glass doors for a modern extension or a complete luxury home project, our expert team can help specify the most suitable system for your design.
Looking to transform your space with frameless patio doors? Contact us now!
Specification
Ultra Slim Sliding Patio Doors
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Sightlines
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Ultra-slim profiles from 20mm
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Glazing
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Double or triple glazed options; typical IGU depth 32–38mm (system dependent)
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Thermal performance
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Thermally broken aluminium framing; Uw from 1.165 W/m²K achievable (double glazed configuration)
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Weather performance
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Integrated base-frame drainage options, including details for high rainfall zones; tested for weather tightness / wind / water performance
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Security
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PAS 24 certified (system-level testing for high-security compliance)
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Extreme weather
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HVHZ / hurricane-certified (TAS testing criteria; suitable for exposed coastal environments)
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Configuration options
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Standard sliding, pocket sliders, opening corners (approx. 65°–177°), curved sliders (bi-rail), Juliet balcony + other system-compatible formats
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Threshold details
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Flush / recessed base options; concealed frame variants (base-only or full perimeter); drive-on base option with stainless steel track
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Finishes
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PPC in any RAL; specialist finishes available; optional internal timber finishes (e.g., oak, walnut, larch, maple, cherry, teak)
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Glass options
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Performance coatings (Low-E, solar control), low-maintenance coatings for marine environments, and heated glass options (project dependent)
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Bifolding Patio Doors
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Framing: thermally broken aluminium bifolding door systems
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Finishes: powder coated to any RAL colour
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Sieger Lux Bifold
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Sightline: 74mm
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Max sash size: 3.0m H × 1.2m W
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Air permeability: Class 4
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Water tightness: Class 7A–9A
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Sieger Super Lux Bifold (extended height with stabilising wind profile)
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Sightline (vent + frame): 44mm; meeting profile: 144mm
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Max sash size: 5.0m H × 1.2m W
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Air permeability: Class 4
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Water tightness: Class 7A–9A
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Schüco slim framed bifold (dual continuous gasket sealing)
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Sightline: 90mm
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Max sash size: 3.0m H × 1.5m W
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Air permeability: Class 4
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Water tightness: Class 9A
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Pivot Patio Doors
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Sealing & threshold
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Flush base with magnetic weather seal that rises on closing; integrated water channel for protection against driving rain
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Frame
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Thermally broken slim aluminium designed and tested as an exterior door system
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Performance (EN testing):
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Air permeability: up to Class 4 (EN 12207)
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Water tightness: up to Class 6A (EN 12208)
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Wind load resistance: up to Class C2/B3 (EN 12210)
Test size: 1800mm W × 3000mm H; larger sizes subject to project conditions
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Thermal & security
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U-value 0.8 W/m²K (minimal windows 4+ Pivot); RC2 certified (EN 1627)
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Glazing
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Double glazed as standard with Low-E + argon fill; optional solar control and other specialist glass options (e.g., low iron, decorative)
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Finishes
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PPC any RAL; specialist metallic finishes available; marine grade as standard
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Hardware
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Integrated locking in slim vertical profile; internal thrust lever or euro-cylinder key; optional minimal external D-handle without changing sightlines
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Curved Patio Doors
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System type
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Bespoke curved sliding patio door system with slim, thermally broken aluminium profiles
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Minimum radius
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4000mm (sliding leaves) / 1000mm (fixed leaves)
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Maximum pane size
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Up to 4500mm height; pane width dependent on radius
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Maximum sliding pane weight
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500kg (double glazing) / 1000kg (triple glazing)
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Glazing & performance
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Low-E coating as standard; double or triple glazing options
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Operation
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Smooth-running base/roller design; automation recommended for larger/heavier panels, with smart home integration available
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Weather detailing
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Integrated drainage, adapted to the curved geometry for effective water run-off (including high rainfall locations)
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Finishes
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PPC in 200+ RAL colours, plus anodised and specialist coatings
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