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Window units

Find and specify window units from top manufacturers with NBS Source. Browse 397 products that are ready to use on your projects. Classification Pr_30_59_98.

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Showing 1-36 of 388

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

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

Verified today

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

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

Verified today

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

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

Verified today

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
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 today

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 today

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
Profile 22 PVC-u Flush Casement Window - Casement Window

Profile 22 PVC-u Flush Casement Window - Casement Window

Verified today

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
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 today

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 Vertical Sliding Sash Window - PVC-U Window

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

Verified today

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
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 today

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
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 today

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

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

Verified today

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
41dB Acoustic Vertical Sliding Sash Window

41dB Acoustic Vertical Sliding Sash Window

Verified today

Sash Window Conservation Ltd

Acoustic timber sliding sash windows.
Sponsored
Spiral Balance Vertical Sliding Sash Window

Spiral Balance Vertical Sliding Sash Window

Verified today

Sash Window Conservation Ltd

Vertical sliding sash window hung on spiral balances.
Sponsored
Casement Window

Casement Window

Verified today

Sash Window Conservation Ltd

Timber casement windows.
Sponsored
Double Casement Window

Double Casement Window

Verified today

Sash Window Conservation Ltd

Timber casement windows.
Sponsored
Stellar Aluminium Flush Casement Window - Aluminium Casement Window

Stellar Aluminium Flush Casement Window - Aluminium Casement Window

Verified 1 day 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
FW Side Hung Escape Window

FW Side Hung Escape Window

Verified 1 day ago

Fakro GB Ltd

Side hung escape and access roof window.
Sponsored
Flat Roof Window Type C

Flat Roof Window Type C

Verified 1 day ago

Fakro GB Ltd

Flat roof window with dome.
+6
Sponsored
Flat Roof Window Type F

Flat Roof Window Type F

Verified 1 day ago

Fakro GB Ltd

Flat roof window with bonded glazing unit.
+8
Sponsored
WG Access Rooflight

WG Access Rooflight

Verified 1 day ago

Fakro GB Ltd

Top hung rooflight for roof access from unoccupied spaces.
Sponsored
FPT MAX U6 Top Hung And Pivot Window

FPT MAX U6 Top Hung And Pivot Window

Verified 1 day ago

Fakro GB Ltd

TopSafe and four seal system.
Sponsored
WLI Access Rooflight

WLI Access Rooflight

Verified 1 day ago

Fakro GB Ltd

Side hung rooflight for roof access from unoccupied spaces.
Sponsored
Natural Pine Top Hung and Centre Pivot preSelect Roof Window (FPP-V)

Natural Pine Top Hung and Centre Pivot preSelect Roof Window (FPP-V)

Verified 1 day ago

Fakro GB Ltd

Dual function top hung and centre pivot roof window.
Sponsored
Natural Pine Centre Pivot Roof Window (FTP-V)

Natural Pine Centre Pivot Roof Window (FTP-V)

Verified 1 day ago

Fakro GB Ltd

Centre pivoting with handle placed at the bottom, top-safe anti-burglary system and semi automatic air vent.
Sponsored

UPVC Centre Pivot Roof Window (PTP-V)

Verified 1 day ago

Fakro GB Ltd

PVC-U centre pivot roof window.
Sponsored
L-shaped Combination Window

L-shaped Combination Window

Verified 1 day ago

Fakro GB Ltd

Vertical wooden window for use in combination with roof windows.
Sponsored
Galeria Balcony Roof Window (FGH V P2)

Galeria Balcony Roof Window (FGH V P2)

Verified 1 day ago

Fakro GB Ltd

Balcony style roof window.
Sponsored

Natural Pine Triple Glazed Centre Pivot Roof Window (FTT U6)

Verified 1 day ago

Fakro GB Ltd

High thermal performance centre pivot roof windows.
+4
Sponsored
Natural Pine Passive Certified Quadruple Glazed Centre Pivot Roof Window (FTT U8)

Natural Pine Passive Certified Quadruple Glazed Centre Pivot Roof Window (FTT U8)

Verified 1 day ago

Fakro GB Ltd

Passive certified centre pivot roof windows.
+4
Sponsored
UPVC Top Hung and Centre Pivot preSelect Roof Window (PPP-V)

UPVC Top Hung and Centre Pivot preSelect Roof Window (PPP-V)

Verified 1 day ago

Fakro GB Ltd

PVC-U top hung and pivot roof window.
Sponsored
Centre Pivot Smoke Ventilation AOV Roof Window (FSR P2) - Smoke Vent Window

Centre Pivot Smoke Ventilation AOV Roof Window (FSR P2) - Smoke Vent Window

Verified 1 day ago

Fakro GB Ltd

Pivot window equipped with smoke ventilation system.
Sponsored
Halo Rustique Tilt and Turn Window - PVC-U Window System

Halo Rustique Tilt and Turn Window - PVC-U Window System

Verified 4 days ago

VEKA plc

PVC-U Tilt and Turn window system
Sponsored
Halo Rustique Casement Window - PVC-U Window System

Halo Rustique Casement Window - PVC-U Window System

Verified 4 days ago

VEKA plc

Sculptured PVC-U Casement Window System.
+3
Sponsored
TRC Replacement Glass with vacuum glazing - Restoration

TRC Replacement Glass with vacuum glazing - Restoration

Verified 7 days ago

TRC Windows

Timber sash window and casement window glass replacement.
Sponsored
Fully Flush Aluminium Casement Window - Aluminium Casement Window

Fully Flush Aluminium Casement Window - Aluminium Casement Window

Verified 8 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.
Sponsored
AluK C70S HI Window System - Aluminium Window System

AluK C70S HI Window System - Aluminium Window System

Verified 8 days ago

AluK (GB) Ltd

Thermally broken, aluminium window system
+2
RIBA

Showing 1-36 of 388