Windows & Doors Installation London: uPVC, Timber & Aluminium

Professional Window & Door Services

At Hampstead Renovations , we provide expert installation of windows and doors across London, combining energy efficiency, security, and aesthetic appeal to enhance your property.

Window Types & Costs

uPVC Windows

• Cost: £400-£800 per window
• Benefits: Low maintenance, energy efficient, affordable
• U-value: 1.4-1.6 W/m²K
• Lifespan: 20-35 years

Timber Windows

• Cost: £800-£1,800 per window
• Benefits: Traditional appearance, excellent insulation, repairable
• Maintenance: Requires periodic painting/treatment
• Best for: Period properties, conservation areas

Aluminium Windows

• Cost: £1,000-£2,500 per window
• Benefits: Slim profiles, durable, modern aesthetic
• U-value: 1.4-1.8 W/m²K (thermally broken)
• Best for: Contemporary extensions, large glazing

Sash Windows

• uPVC sash: £600-£1,200 per window
• Timber sash: £1,200-£2,500 per window
• Traditional vs modern: Heritage or contemporary designs
• Features: Double glazing, draught-proofing, security locks

Door Options

Front Doors

• Composite doors: £900-£2,500 (secure, low maintenance)
• Timber doors: £1,200-£4,000 (traditional, customizable)
• uPVC doors: £600-£1,500 (economical, durable)
• Aluminium doors: £1,500-£3,500 (contemporary, slim frames)

Patio & Garden Doors

• Bi-fold doors (3m span): £2,500-£6,000
• Sliding doors (2.5m): £1,500-£4,000
• French doors (pair): £1,200-£3,000
• Benefits: Natural light, indoor-outdoor connection

Energy Efficiency

• A+ rated windows: Save £150-£300/year on heating
• Triple glazing: U-values as low as 0.8 W/m²K
• Argon-filled units: Improved thermal performance
• Low-E glass: Reflects heat back into room
• Warm-edge spacers: Reduces cold bridging

Security Features

• Multi-point locking systems
• Laminated or toughened glass
• Anti-drill, anti-pick, anti-snap cylinders
• Secured by Design accreditation
• Internal glazing beads (prevents glass removal from outside)

Planning & Regulations

Planning Permission

• Usually not required for like-for-like replacement
• Required in conservation areas for visible changes
• Listed buildings need consent

Building Regulations

• Required for new openings or enlargements
• Energy efficiency standards (Part L)
• Fire safety requirements (Part B)
• FENSA/CERTASS certification for compliance

Why Choose Hampstead Renovations?

• FENSA registered installers
• Insurance-backed guarantees
• Premium quality products
• Professional, tidy installation
• Competitive pricing
• Specialist in period properties

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