When the glass in your sash windows or frames cracks, fogs up or shatters, you need a responsive local expert who understands the value of aesthetics, insulation and safety. At Hampstead Sash Window Repairs & Emergency Glazing, we specialise in glass replacement for timber sash windows, aluminium frames, shopfronts and uPVC systems—delivering same-day glazing services from Hampstead to Kensington and beyond. Whether it’s an emergency repair or part of a renovation, we offer skilled craftsmanship, quick turnaround and conservation-friendly solutions on every project.
We don’t just swap glass. We restore confidence, preserve architectural charm and ensure lasting energy efficiency. Here’s why property owners across London rely on us:
We are sash window and glazing professionals with an advanced understanding of traditional joinery, the needs of period properties and modern energy regulations. We replace broken panes with exact-match glass that fits the frame and fabric of the building—without compromising on aesthetics or compliance.
Our glaziers and carpenters have served clients across NW3, NW1, W8 and SW1 for more than 15 years. From conservation buildings to new-build flats, we’ve resolved thousands of glass emergencies, restoration projects and heat-loss issues with skill and efficiency.
Our work complies with current British Standards (BS EN 12150 for safety glass) and we’re proud to work with GGF-approved suppliers and follow conservation guidelines. Every technician is trained in traditional restoration methods and modern safety protocols.
Our portfolio includes long-standing clients such as architects, property managers, estate agents and homeowners. Many of our projects come through referrals, thanks to our honest pricing, punctual service and high-quality outcomes. Our 5-star Google and Trustpilot ratings reflect this.
We handle a wide range of bespoke and emergency glass replacement services, tailored to suit both modern and period properties.
We replace cracked, rattling or missing panes in single or double-glazed sash windows. All work is matched to original dimensions and can include acoustic or laminated glass for safety upgrades. Heritage-safe finishes preserved.
If your double-glazed units are misting up, we supply and fit new sealed units without damaging your frame. This restores both clarity and insulation performance.
We install BS EN 12150-certified toughened glass for bathrooms, low windows, balconies and shopfronts. Ideal for homes and busy public areas.
We offer low-emissivity (Low-E) glass, laminated acoustic panes and secondary glazing setups to reduce noise and heat loss in busy central London homes.
Whether it’s vandalism, storm damage or accidental breakage, we’re on call 24/7 for prompt glass removal and secure temporary glazing. Follow-up glass replacement arranged within 24 hours.
We supply and install laminated, tinted or custom-cut shopfront glass for retail stores, salons, cafés and more. Our secure, regulation-compliant fittings are carried out with minimal disruption to your business.
At Hampstead Sash Window Repairs & Emergency Glazing, our working method is structured, efficient and respectful of heritage detailing. Every step is designed to ensure quality results for homes and buildings across Belsize Park.
Step 1: Consultation and Scheduling
We begin with a quick call or online form submission. Once we identify the problem, such as a cracked pane, condensation or shattered glass, we arrange a convenient time for inspection. Emergency cases are prioritised for same-day response.
Step 2: Site Inspection and Diagnosis
One of our specialists will visit your property to inspect and assess. We check the sash, frame integrity, beading, putty and glazing lines. This ensures that any underlying structural issues are identified early.
Step 3: Quotation and Material Matching
We provide a clear, fixed quote tailored to the glass type required, whether single glazing, laminated or heritage-compatible. Materials are carefully matched to maintain the original aesthetic and meet regulatory standards.
Step 4: Precision Repair or Replacement
We safely remove the damaged glass, prepare the surrounding timber and install new glass using traditional glazing techniques. Every detail is considered, from edge sealing to sash realignment, ensuring longevity and insulation.
Step 5: Final Checks and Client Sign-Off
We finish by testing sash movement, cleaning the work area and ensuring airtight sealing. Our clients are walked through the finished result and we offer guidance on aftercare and future maintenance if needed.
We don’t just swap glass. We restore confidence, preserve architectural charm and ensure lasting energy efficiency. Here’s why property owners across London rely on us:
Deep Specialist Expertise
We are sash window and glazing professionals with an advanced understanding of traditional joinery, the needs of period properties and modern energy regulations. We replace broken panes with exact-match glass that fits the frame and fabric of the building—without compromising on aesthetics or compliance.
15+ Years of Local Experience
Our glaziers and carpenters have served clients across NW3, NW1, W8 and SW1 for more than 15 years. From conservation buildings to new-build flats, we’ve resolved thousands of glass emergencies, restoration projects and heat-loss issues with skill and efficiency.
Certified & Compliant Team
Our work complies with current British Standards (BS EN 12150 for safety glass) and we’re proud to work with GGF-approved suppliers and follow conservation guidelines. Every technician is trained in traditional restoration methods and modern safety protocols.
Trusted by Professionals & Property Owners
Our portfolio includes long-standing clients such as architects, property managers, estate agents and homeowners. Many of our projects come through referrals, thanks to our honest pricing, punctual service and high-quality outcomes. Our 5-star Google and Trustpilot ratings reflect this.
Not all glass issues require urgent intervention but there are situations where expert attention is essential. Early replacement helps maintain safety, energy performance and property value.
Visible Cracks or Shattered Glass
Cracks weaken structural integrity. Even a small chip can expand quickly under stress. Professional replacement helps avoid injury risks and prevent further damage.
Condensation Between Panes
Fog inside double glazing signals a failed seal. This reduces insulation and cannot be fixed without replacing the unit entirely.
Cold Draughts or Unstable Temperatures
Feel cold air near your windows? This often points to worn seals or degraded glazing. A glazier can diagnose and correct it effectively.
Loose or Rattling Panes
If the pane shifts, vibrates or sounds loose, it’s no longer securely fitted. This is a safety concern that needs urgent correction.
After Break-Ins or Accidents
If glass is damaged due to impact or forced entry, immediate securing and fast glass replacement are vital for safety and insurance compliance.
Renovating a Heritage Property
Listed buildings require specific glass and fitting methods. Professionals ensure any replacement meets conservation standards and avoids penalties.
“One of our large sash windows shattered during a heatwave. The thought of replacing glass in a conservation home was daunting. Luckily, Hampstead Sash Window Repairs knew exactly what to do. They arrived quickly, installed like-for-like glass with no mess and gave clear advice. They were respectful of our interiors and even cleaned up thoroughly after. Highly professional and truly heritage-conscious!”
“On a recent restoration project, we had several broken heritage panes that needed period-accurate glass. This team knew their stuff. They carefully matched the glass, used minimally invasive techniques, and preserved the building’s architectural integrity throughout the process. As an architect, I don’t trust just anyone with conservation-grade work but I do trust these professionals. They've since become my go-to for any glazing project.”
“We had an emergency after a break-in at one of our rentals. I called at midnight, expecting voicemail but got a calm voice instead. Within 45 minutes, they had boarded up the flat and by 10 am the next day, the new glass was fitted. Tenants were happy and so was I. No hidden charges, no drama—just straight-up service. I couldn’t recommend them more.”
Whether you need sash window glass replacement in Hampstead, acoustic glazing in Camden or a shopfront emergency fix in Westminster, we’re ready. Our local team can be with you the same day and we always provide transparent quotes before any work begins.
We work evenings and weekends at no extra cost. Get a free consultation or emergency call-out today.
We recommend ‘Hampstead Glass & Glazing’ at 45 Hampstead High St, NW3.
Yes! We secure properties with professional boarding-up solutions
Yes! We work with insurers to assist with claims.