Composite Windows

Refined Composite Windows Built for Performance

Discover the elegance of composite windows from Velfac and Rationel with Glaze London. Combining Scandinavian design, superior insulation, and enduring durability, they offer a sophisticated balance of timber warmth and aluminium strength for elevated modern living.

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Timber-Aluminium Harmony

Warmly natural. Perfectly engineered.

Composite windows pair the beauty of timber interiors with the durability of aluminium exteriors, offering exceptional insulation and a refined, modern aesthetic. Their dual-material design creates calm, comfortable spaces with lasting performance and understated elegance.

Thermal Performance

Scandinavian engineering, elevated to luxury.

Crafted with precision-engineered timber cores enveloped in refined aluminium, our composite systems embody the performance standards of Northern architecture. Expect remarkable insulation, unwavering stability, and a quiet, effortless comfort that enhances every space.

Scandinavian Design

Luxury windows, engineered for longevity.

Velfac

Ultra-slim, precision-engineered timber–aluminium frames maximise natural light, thermal efficiency, and contemporary Scandinavian design - perfect for modern, high-performance homes.

Rationel

Robust, traditional timber-rich composites with aluminium exteriors deliver superior insulation, acoustic performance, and timeless Scandinavian warmth for enduring comfort and style.

Precision

Advanced composite construction combines engineered timber, insulated aluminium profiles, and high-spec glazing for outstanding structural rigidity, thermal efficiency, weather resistance, and minimal maintenance in modern or traditional design.

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Scandinavian Windows Delivering Performance, Elegance, Lasting Quality

Every window is crafted to suit your property's character and your lifestyle, balancing energy efficiency, acoustic comfort, and refined architectural beauty for long-lasting luxury.

Features of Composite Windows

Composite windows integrate multi-laminated timber cores with extruded aluminium cladding, achieving high structural stability, industry-leading U-values, exceptional airtightness, and long-term environmental resistance for demanding residential and architectural specifications.

Multi-laminated engineered timber cores for enhanced load-bearing stability
Extruded aluminium outer profiles for maximum durability and impact resistance
U-values typically ranging from 0.8–1.2 W/m²K depending on configuration
High-performance double or triple glazing with low-E coatings
Thermal break technology minimising heat transfer and improving efficiency
Acoustic ratings engineered for high dB reduction in urban environments
Airtightness meeting stringent passive and near-passive standards
Factory-applied coatings ensuring uniform finish and extended lifespan
Low-maintenance composite structure eliminating warping, swelling, or corrosion
Fully compatible with contemporary, traditional, and conservation-grade specifications

Expert Installation

Precision in every detail, each time.

From your first consultation to final fitting, Glaze London ensures every installation is completed with technical precision and design-led care. The result? Windows that look exceptional and perform flawlessly.

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Transform your property with Glaze London.

Intelligent glazing solutions, carefully specified and flawlessly installed to elevate homes and commercial spaces alike.

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