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Window units
Find and specify window units from top manufacturers with NBS Source. Browse 393 products that are ready to use on your projects. Classification Pr_30_59_98.
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Showing 1-36 of 384
Flat Roof Window Type W
Verified 11 hours ago
Fakro GB Ltd
Flat roof window with DW6 double chamber glazing unit.
P31A/T Triple-Glazed Outward Open Alu-Clad Timber / Timber Only Window
Verified 14 hours ago
Norrsken
Composite window unit with aluminium cladding. Triple-glazed, outward opening window in a bespoke timber frame.
PVC-u Vertical Sliding Sash Window - PVC-U Window
Verified 2 days ago
Epwin Window Systems
A traditional-style PVC-U vertical sliding sash window system offering authentic detailing, modern thermal performance, and secure, low-maintenance operation for heritage and new-build projects.
Fully Reversible PVC-u Window - Easy Clean Windows - PVC-u Reversible Window System
Verified 2 days ago
Epwin Window Systems
A high-performance PVC-U fully reversible window offering safe cleaning, secure ventilation, and excellent thermal efficiency—ideal for high-rise and hard-to-access residential applications.
Profile 22 PVC-u Flush Casement Window - Casement Window
Verified 2 days ago
Epwin Window Systems
Flush casement window system with slim sightlines, PAS 24 security, and U-values as low as 1.2 W/m²K. Ideal for traditional aesthetics with modern thermal and acoustic performance.
Stellar Fully Flush Aluminium Casement Window - Aluminium Casement Window
Verified 2 days ago
Epwin Window Systems
A fully flush aluminium casement window with slim sightlines, top thermal performance, and modern styling—ideal for residential, commercial, and refurbishment applications.
PVC-u Sculptured Casement Window - Profile 22 - PVC-u Casement Window
Verified 2 days ago
Epwin Window Systems
A versatile PVC-U casement window system with sculptured styling, excellent thermal performance, and secure design—ideal for residential, commercial, and refurbishment applications.
Spectus PVC-u Tilt & Turn Window - PVC-U Tilt and Turn Window
Verified 2 days ago
Epwin Window Systems
A high-performance PVC-U tilt and turn window system offering contemporary styling, dual inward-opening functionality, and outstanding thermal, acoustic, and security performance for modern buildings.
Spectus PVC-u Casement Windows (Bevelled/ Chamfered) - PVC-u Chamfered Window
Verified 2 days ago
Epwin Window Systems
A high-performance PVC-U casement window with bevelled or chamfered styling, offering excellent thermal efficiency, security, and design flexibility for residential and commercial use.
Spectus Casement Windows (Ovolo/ Sculptured) - PVC-U Sculptured Window
Verified 2 days ago
Epwin Window Systems
A sculptured PVC-U casement window system with classic ovolo detailing, offering excellent thermal performance, security, and design flexibility for traditional and modern applications.
Profile 22 PVC-u Chamfered Casement Window - PVC-u Window System
Verified 2 days ago
Epwin Window Systems
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.
PVC-u Flush Tilt & Turn Window - PVC-U Tilt And Turn Window
Verified 2 days ago
Epwin Window Systems
Flush PVC-U tilt & turn window offering modern aesthetics, secure ventilation, and easy cleaning. Ideal for high-rise, residential, and commercial applications with excellent thermal performance.
Profile 22 PVC-u Tilt and Turn Window - Tilt And Turn Window
Verified 2 days ago
Epwin Window Systems
A versatile PVC-U tilt & turn window offering secure ventilation, safe internal cleaning, and excellent thermal performance—ideal for high-rise, commercial, and residential applications.
Stellar Aluminium Flush Casement Window - Aluminium Casement Window
Verified 2 days ago
Epwin Window Systems
A flush aluminium casement window offering minimalist aesthetics, enhanced thermal performance, and up to 12% more glass—ideal for modern residential and commercial applications.
Stellar Aluminium Flush Tilt & Turn Window - Tilt and Turn Window
Verified 2 days ago
Epwin Window Systems
A flush aluminium tilt & turn window offering dual-function operation, slim sightlines, top-tier thermal performance, and secure ventilation—ideal for high-rise and modern architectural projects.
Kalwall Translucent Daylighting E-series / HC2000 windows
Verified 2 days ago
Kalwall
Kalwall diffused natural daylighting high performance windows. Glazed with or without Kalwall panels.
Modus Tilt and Turn Windows
Verified 3 days ago
Eurocell plc
PVC-U casement window system incorporating a 75 mm profile with slim rebate sash design, providing thermal performance, structural integrity and compatibility with modern glazing options.
Kestrel Aluminium Flat Rooflight System - Aluminium rooflight system
Verified 3 days ago
Kestrel Aluminium Systems
Aluminium fixed flat rooflight suitable for most standard flat roof constructions and coverings.
Kestrel Aluminium 60mm Polyamide Window System - Aluminium window system
Verified 3 days ago
Kestrel Aluminium Systems
A polyamide window system suitable for all types of buildings.
NTech One Tilt & Turn Window - Inward opening one handle range
Verified 5 days ago
NorDan UK Ltd
Inward opening - tilt and turn, tilt only or side hung operations available.
NTech Fixed Light Window
Verified 5 days ago
NorDan UK Ltd
Fixed light window.
NTech One Handle Combination Tilt and Turn Window
Verified 5 days ago
NorDan UK Ltd
Inward opening, tilt and turn window.
NTech Fully Reversible Opus Window
Verified 5 days ago
NorDan UK Ltd
Window with 180 degree turning capability.
StormGuard Three Handle Tilt and Turn Window
Verified 5 days ago
NorDan UK Ltd
Three handled tilt and turn window.
NTech Side Swing Window
Verified 5 days ago
NorDan UK Ltd
Side swing outward opening window.
Lead Lined Viewing Window - Observation Window
Verified 5 days ago
Envirotect LTD
UK-manufactured lead lined observation windows with continuous lead shielding, compliant lead glass, optional fire-rated or smart glazing, and bespoke finishes for radiation-safe viewing.
KWD92 UT+ Passive House Aluminium Window - 92 mm Platform Window System
Verified 6 days ago
Kawneer UK Ltd
A window system featuring innovative corner assembly with a sustainable solution.
KWD92 UT+ Passive House Accessibility Aluminium Window - 92 mm Platform Window System
Verified 6 days ago
Kawneer UK Ltd
Accessibility window system featuring ultra-thermal performance to support inclusive design.
GVG75 Panoramic Range - Window and Door System
Verified 7 days ago
Werkman Tech
Aluminium window and door system.
Modus Slim Rebate Casement Windows
Verified 9 days ago
Eurocell plc
PVC-U casement window system incorporating a 75 mm profile with slim rebate sash design, providing thermal performance, structural integrity and compatibility with modern glazing options.
Charisma PVC-U Vertical Sliding Sash Windows
Verified 9 days ago
Eurocell plc
Traditional aesthetics with all the thermal-efficiency, low-maintenance benefits of PVC-U.
Logik PVC-U French Windows
Verified 9 days ago
Eurocell plc
PVC-U window system designed to provide consistent thermal performance, durability and compatibility with a range of window configurations, suitable for new-build and refurbishment projects.
Logik PVC-U Tilt And Turn Windows
Verified 9 days ago
Eurocell plc
PVC-U tilt and turn window system designed to provide controlled ventilation, ease of operation and consistent thermal performance, suitable for new-build and refurbishment projects.
Logik PVC-U Casement Windows
Verified 9 days ago
Eurocell plc
PVC-U window system designed to provide consistent thermal performance, durability and compatibility with a range of window configurations, suitable for new-build and refurbishment projects.
Timber Sliding Sash Windows - Box Sash and Spiral Balanced Sash Windows
Verified 9 days ago
George Barnsdale
Timber sliding sash windows.
Aluprof MB-104 - Window System (Passivhaus Certified)
Verified 10 days ago
Aluprof UK
Passive House Certified, high performance thermally broken aluminium window system.
Showing 1-36 of 384