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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

BOS
Sponsored
Durham window C5 (SR3)

Durham window C5 (SR3)

Verified 16 hours 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.
BOS
Sponsored
Catterick window D10 (SR4) - Fixed Light Window

Catterick window D10 (SR4) - Fixed Light Window

Verified 16 hours 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.
Sponsored
Stellar Aluminium Flush Tilt & Turn Window - Tilt and Turn Window

Stellar Aluminium Flush Tilt & Turn Window - Tilt and Turn Window

Verified 17 hours 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.
Sponsored
Profile 22 PVC-u Flush Casement Window - Casement Window

Profile 22 PVC-u Flush Casement Window - Casement Window

Verified 17 hours 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.
+10
Sponsored
Fully Reversible PVC-u Window - Easy Clean Windows - PVC-u Reversible Window System

Fully Reversible PVC-u Window - Easy Clean Windows - PVC-u Reversible Window System

Verified 17 hours 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.
+6
Sponsored
Profile 22 PVC-u Tilt and Turn Window - Tilt And Turn Window

Profile 22 PVC-u Tilt and Turn Window - Tilt And Turn Window

Verified 17 hours 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.
+2
Sponsored
PVC-u Sculptured Casement Window - Profile 22  - PVC-u Casement Window

PVC-u Sculptured Casement Window - Profile 22 - PVC-u Casement Window

Verified 17 hours 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.
+15
Sponsored
PVC-u Flush Tilt & Turn Window - PVC-U Tilt And Turn Window

PVC-u Flush Tilt & Turn Window - PVC-U Tilt And Turn Window

Verified 17 hours 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.
+8
Sponsored
Spectus PVC-u Casement Windows (Bevelled/ Chamfered) - PVC-u Chamfered Window

Spectus PVC-u Casement Windows (Bevelled/ Chamfered) - PVC-u Chamfered Window

Verified 17 hours 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.
+16
Sponsored
Stellar Fully Flush Aluminium Casement Window - Aluminium Casement Window

Stellar Fully Flush Aluminium Casement Window - Aluminium Casement Window

Verified 17 hours 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.
Sponsored
Spectus PVC-u Tilt & Turn Window - PVC-U Tilt and Turn Window

Spectus PVC-u Tilt & Turn Window - PVC-U Tilt and Turn Window

Verified 17 hours 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.
+2
Sponsored
Profile 22 PVC-u Chamfered Casement Window - PVC-u Window System

Profile 22 PVC-u Chamfered Casement Window - PVC-u Window System

Verified 17 hours 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.
+15
Sponsored
PVC-u Vertical Sliding Sash Window - PVC-U Window

PVC-u Vertical Sliding Sash Window - PVC-U Window

Verified 17 hours 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.
Sponsored
Stellar Aluminium Flush Casement Window - Aluminium Casement Window

Stellar Aluminium Flush Casement Window - Aluminium Casement Window

Verified 17 hours 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.
Sponsored
Spectus Casement Windows (Ovolo/ Sculptured) - PVC-U Sculptured Window

Spectus Casement Windows (Ovolo/ Sculptured) - PVC-U Sculptured Window

Verified 17 hours 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.
+17
Sponsored
Timber Tilt & Turn Windows - with High-Performance Dual Hinge System

Timber Tilt & Turn Windows - with High-Performance Dual Hinge System

Verified 4 days ago

George Barnsdale

Tilt and turn windows.
+2
Sponsored
Timber Pivot Windows - with Flush Fitting Hinge for 180 Degree Rotation

Timber Pivot Windows - with Flush Fitting Hinge for 180 Degree Rotation

Verified 4 days ago

George Barnsdale

Pivot windows.
+2
Sponsored
Timber Flush (or Traditional) Casement Windows - Sash Fits Flush to Frame

Timber Flush (or Traditional) Casement Windows - Sash Fits Flush to Frame

Verified 4 days ago

George Barnsdale

Timber casement windows.
+3
Sponsored
Timber Horizontal (Yorkshire) Sliding Sash Windows - with Draft Proofing Technology

Timber Horizontal (Yorkshire) Sliding Sash Windows - with Draft Proofing Technology

Verified 4 days ago

George Barnsdale

Horizontal sash windows.
+2
Sponsored
Flat Roof Window Type W

Flat Roof Window Type W

Verified 6 days ago

Fakro GB Ltd

Flat roof window with DW6 double chamber glazing unit.
BOS
Sponsored
P31A/T Triple-Glazed Outward Open Alu-Clad Timber / Timber Only Window

P31A/T Triple-Glazed Outward Open Alu-Clad Timber / Timber Only Window

Verified 6 days ago

Norrsken

Composite window unit with aluminium cladding. Triple-glazed, outward opening window in a bespoke timber frame.
Sponsored
Kalwall Translucent Daylighting E-series / HC2000 windows

Kalwall Translucent Daylighting E-series / HC2000 windows

Verified 7 days ago

Kalwall

Kalwall diffused natural daylighting high performance windows. Glazed with or without Kalwall panels.
Sponsored
Modus Tilt and Turn Windows

Modus Tilt and Turn Windows

Verified 8 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.
+2
Sponsored
Kestrel Aluminium Flat Rooflight System - Aluminium rooflight system

Kestrel Aluminium Flat Rooflight System - Aluminium rooflight system

Verified 8 days ago

Kestrel Aluminium Systems

Aluminium fixed flat rooflight suitable for most standard flat roof constructions and coverings.
Sponsored
Kestrel Aluminium 60mm Polyamide Window System - Aluminium window system

Kestrel Aluminium 60mm Polyamide Window System - Aluminium window system

Verified 8 days ago

Kestrel Aluminium Systems

A polyamide window system suitable for all types of buildings.
+4
BOS
Sponsored
Blast Resistant Doors, Screens, Windows, Louvres

Blast Resistant Doors, Screens, Windows, Louvres

Verified 8 days ago

Premier Security Ballistic & Blast Ltd

Blast resistant doors, screens, windows and louvres for high security areas.
+7
Sponsored
NTech One Tilt & Turn Window - Inward opening one handle range

NTech One Tilt & Turn Window - Inward opening one handle range

Verified 11 days ago

NorDan UK Ltd

Inward opening - tilt and turn, tilt only or side hung operations available.
Sponsored
NTech Fixed Light Window

NTech Fixed Light Window

Verified 11 days ago

NorDan UK Ltd

Fixed light window.
+7
Sponsored
NTech One Handle Combination Tilt and Turn Window

NTech One Handle Combination Tilt and Turn Window

Verified 11 days ago

NorDan UK Ltd

Inward opening, tilt and turn window.
+2
Sponsored
NTech Fully Reversible Opus Window

NTech Fully Reversible Opus Window

Verified 11 days ago

NorDan UK Ltd

Window with 180 degree turning capability.
+4
Sponsored
StormGuard Three Handle Tilt and Turn Window

StormGuard Three Handle Tilt and Turn Window

Verified 11 days ago

NorDan UK Ltd

Three handled tilt and turn window.
+6
Sponsored
NTech Side Swing Window

NTech Side Swing Window

Verified 11 days ago

NorDan UK Ltd

Side swing outward opening window.
+4
Sponsored
Lead Lined Viewing Window - Observation Window

Lead Lined Viewing Window - Observation Window

Verified 11 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.
Sponsored
KWD92 UT+ Passive House Aluminium Window - 92 mm Platform Window System

KWD92 UT+ Passive House Aluminium Window - 92 mm Platform Window System

Verified 11 days ago

Kawneer UK Ltd

A window system featuring innovative corner assembly with a sustainable solution.
Sponsored
KWD92 UT+ Passive House Accessibility Aluminium Window - 92 mm Platform Window System

KWD92 UT+ Passive House Accessibility Aluminium Window - 92 mm Platform Window System

Verified 11 days ago

Kawneer UK Ltd

Accessibility window system featuring ultra-thermal performance to support inclusive design.
Sponsored
GVG75 Panoramic Range - Window and Door System

GVG75 Panoramic Range - Window and Door System

Verified 12 days ago

Werkman Tech

Aluminium window and door system.

Showing 1-36 of 384