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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
Traditional Box Sash Windows - Timber sash window
Verified 1 day ago
TRC Windows
Single, double & triple traditional timber box sash windows.
Lead Lined Viewing Window
Verified 2 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.
Series 50 High Security Bottom Hung Hinged Casement
Verified 2 days ago
Selectaglaze Ltd
Security bottom-hung, hinged casement (HC) secondary glazing.
Series 50 High Security Single Hinged Casement
Verified 2 days ago
Selectaglaze Ltd
Security, side hung, single hinged casement (HC) secondary glazing.
Series 50 High Security Top Hung Hinged Casement
Verified 2 days ago
Selectaglaze Ltd
Security, top-hung, hinged casement (HC) secondary glazing.
Series 41 Heavy Duty Hinged Casement Double
Verified 2 days ago
Selectaglaze Ltd
Heavy-duty side-hung double hinged casement (HC) secondary glazing.
Series 90 Heavy Duty Vertical Sliding
Verified 2 days ago
Selectaglaze Ltd
Heavy-duty vertical sliding (VS) secondary glazing.
Series 91 Heavy Duty Vertical Sliding - Secondary Glazing
Verified 2 days ago
Selectaglaze Ltd
Heavy-duty vertical sliding (VS) secondary glazing.
Series 25 Mid-Range Vertical Sliding
Verified 2 days ago
Selectaglaze Ltd
Mid-range vertical sliding (VS) secondary glazing.
Series 46 Slimline Fixed Light
Verified 2 days ago
Selectaglaze Ltd
Slimline fixed light (FL) secondary glazing.
Series 31 Slimline Lift Out
Verified 2 days ago
Selectaglaze Ltd
Slimline lift-out (LO) secondary glazing.
Series 41 Heavy Duty Bottom Hung Hinged Casement
Verified 2 days ago
Selectaglaze Ltd
Heavy-duty, bottom-hung, hinged casement (HC) secondary glazing.
Series 45 Slimline Single Hinged Casement
Verified 2 days ago
Selectaglaze Ltd
Slimline, side hung, single hinged casement (HC) secondary glazing.
Series 41 Heavy Duty Hinged Casement Stable Door
Verified 2 days ago
Selectaglaze Ltd
Heavy-duty hinged casement (HC) stable door secondary glazing.
Series 41 Heavy Duty Top Hung Hinged Casement
Verified 2 days ago
Selectaglaze Ltd
Heavy-duty top-hung hinged casement (HC) secondary glazing.
Series 45 Slimline Stable Door Hinged Casement
Verified 2 days ago
Selectaglaze Ltd
Slimline stable door hinged casement (HC) secondary glazing.
Series 42 Heavy Duty Security Fixed Light
Verified 2 days ago
Selectaglaze Ltd
Heavy-duty/ security fixed light (FL) secondary glazing.
Series 20 Slimline Vertical Sliding
Verified 2 days ago
Selectaglaze Ltd
Slimline vertical sliding (VS) secondary glazing.
Series 45 Slimline Double Hinged Casement
Verified 2 days ago
Selectaglaze Ltd
Slimline, side hung, double hinged casement (HC) secondary glazing.
Series 45 Slimline Lift Out
Verified 2 days ago
Selectaglaze Ltd
Slimline lift out (LO) secondary glazing.
Series 45 Slimline Top Hung Hinged Casement
Verified 2 days ago
Selectaglaze Ltd
Slimline, top-hung, hinged casement (HC) secondary glazing.
Series 47 Heritage Single Hinged Casement
Verified 2 days ago
Selectaglaze Ltd
Heritage side-hung single-hinged casement (HC) secondary glazing.
Series 40 Half Hour Fire Fixed Light
Verified 2 days ago
Selectaglaze Ltd
Fire-rated fixed light (FL) secondary glazing unit.
Series 60 Tilt In Vertical Sliding
Verified 2 days ago
Selectaglaze Ltd
Slimline vertical sliding (VS) tilt-in secondary glazing.
Series 41 Heavy Duty Lift Out
Verified 2 days ago
Selectaglaze Ltd
Heavy-duty lift-out (LO) secondary glazing.
Series 41 Heavy Duty Hinged Casement Single
Verified 2 days ago
Selectaglaze Ltd
Heavy-duty side-hung single-hinged casement (HC) secondary glazing.
Series 45 Slimline Bottom Hung Hinged Casement
Verified 2 days ago
Selectaglaze Ltd
Slimline, bottom-hung, hinged casement (HC) secondary glazing.
Series 43 Heavy Duty Security Demountable Single Pane Fixed Light
Verified 2 days ago
Selectaglaze Ltd
Heavy-duty security demountable fixed light (DFL) secondary glazing.
Horizontal Sliding Unit - Two Panel (HS2) - Secondary Glazing Unit
Verified 4 days ago
Granada Secondary Glazing
Horizontal sliding secondary glazing unit. Two panel configuration.
Slimline Lift Out Unit (SL-LO) - Secondary Glazing Unit
Verified 4 days ago
Granada Secondary Glazing
Slimline lift out secondary glazing unit window unit.
Horizontal Sliding Unit - Three Panel (HS3) - Secondary Glazing Unit
Verified 4 days ago
Granada Secondary Glazing
Horizontal sliding secondary glazing unit. Three panel configuration. Can be configured for all panels to slide, or with a centre fixed panel.
Profile 22 PVC-u Chamfered Casement Window - PVC-u Window System
Verified 4 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.
Spectus Casement Windows (Ovolo/ Sculptured) - PVC-U Sculptured Window
Verified 4 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 Tilt and Turn Window - Tilt And Turn Window
Verified 4 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 Tilt & Turn Window - Tilt and Turn Window
Verified 4 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.
PVC-u Sculptured Casement Window - Profile 22 - PVC-u Casement Window
Verified 4 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.
Showing 1-36 of 384