Window units
Find and specify window units from top manufacturers with NBS Source. Browse 392 products that are ready to use on your projects. Classification Pr_30_59_98.
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Showing 1-36 of 383
P33A/T Tilt & Turn Triple-Glazed Inward Open Alu-Clad Timber / Timber Only Window
Verified 20 hours ago
Norrsken
Composite timber aluminium tilt & turn casement window with triple glazing and optional aluminium cladding. Inward opening window suitable for Passive Houses.
P31A/T Triple-Glazed Outward Open Alu-Clad Timber / Timber Only Window
Verified 20 hours ago
Norrsken
Composite casement window unit with aluminium cladding. Triple-glazed, outward opening window in a bespoke timber frame.
P41A Outward Opening Alu-Clad Composite Window - Triple Glazed Window
Verified 20 hours ago
Norrsken
Composite timber casement window unit with aluminium cladding. Passivhaus-certified triple-glazed outward opening window with timber frame offering high thermal and sound performance.
Durham window C5 (SR3)
Verified 2 days ago
Stafford Bridge Doors Ltd
Durham window by Stafford Bridge offers protection against forced entry, ballistic, and blast attacks. Independently tested and certified for expected threat levels.
Catterick window D10 (SR4) - Fixed Light Window
Verified 2 days ago
Stafford Bridge Doors Ltd
Our Catterick window offers security against high-level attacks with fire, ballistic, and blast resistance. Independently tested and certified for expected threat levels.
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.
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.
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 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.
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.
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.
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.
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.
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.
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 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.
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.
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.
Timber Tilt & Turn Windows - with High-Performance Dual Hinge System
Verified 6 days ago
George Barnsdale
Tilt and turn windows.
Timber Pivot Windows - with Flush Fitting Hinge for 180 Degree Rotation
Verified 6 days ago
George Barnsdale
Pivot windows.
Timber Flush (or Traditional) Casement Windows - Sash Fits Flush to Frame
Verified 6 days ago
George Barnsdale
Timber casement windows.
Timber Horizontal (Yorkshire) Sliding Sash Windows - with Draft Proofing Technology
Verified 6 days ago
George Barnsdale
Horizontal sash windows.
Flat Roof Window Type W
Verified 7 days ago
Fakro GB Ltd
Flat roof window with DW6 double chamber glazing unit.
Kalwall Translucent Daylighting E-series / HC2000 windows
Verified 9 days ago
Kalwall
Kalwall diffused natural daylighting high performance windows. Glazed with or without Kalwall panels.
Modus Tilt and Turn 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.
Kestrel Aluminium Flat Rooflight System - Aluminium rooflight system
Verified 9 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 9 days ago
Kestrel Aluminium Systems
A polyamide window system suitable for all types of buildings.
Blast Resistant Doors, Screens, Windows, Louvres
Verified 9 days ago
Premier Security Ballistic & Blast Ltd
Blast resistant doors, screens, windows and louvres for high security areas.
NTech One Tilt & Turn Window - Inward opening one handle range
Verified 12 days ago
NorDan UK Ltd
Inward opening - tilt and turn, tilt only or side hung operations available.
NTech Fixed Light Window
Verified 12 days ago
NorDan UK Ltd
Fixed light window.
NTech One Handle Combination Tilt and Turn Window
Verified 12 days ago
NorDan UK Ltd
Inward opening, tilt and turn window.
NTech Fully Reversible Opus Window
Verified 12 days ago
NorDan UK Ltd
Window with 180 degree turning capability.
StormGuard Three Handle Tilt and Turn Window
Verified 12 days ago
NorDan UK Ltd
Three handled tilt and turn window.
NTech Side Swing Window
Verified 12 days ago
NorDan UK Ltd
Side swing outward opening window.
Lead Lined Viewing Window - Observation Window
Verified 12 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 13 days ago
Kawneer UK Ltd
A window system featuring innovative corner assembly with a sustainable solution.
Showing 1-36 of 383