Foggy, Leaking or Inefficient Windows? Don’t Replace—Repair!
Double Glazing Repair & Upgrade Services in Auckland
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We are happy to help, any time.
Window Doctor specialises in fast, affordable solutions for:
✔ Condensation between panes (full visibility restoration)
✔ Drafts from failed seals (heat loss fixed in hours)
✔ Single-pane upgrades
📞 Book a FREE Assessment
Why Choose Us?
| Service Feature | Us ✅ | Competitor A | Competitor B |
| Same-day emergency repairs | ✅ Yes | ❌ No | ⏳ 72h wait |
| 10-year warranty on all double glazing | ✅ Industry-leading | ❌ 3 years | ✅ 5 years |
We Fix These Common Issues
① Condensation Between Panes
“Can’t see through your windows?”
This is one of the most common signs that your double glazing has failed. Seal failure allows moisture to form between panes, making the window foggy and inefficient.
Our Solution:
- Diagnose seal failure
- Remove the failed unit and provide double-glazing glass replacement
- Replace it with a gas-filled unit
- Backed by our 10-year warranty on seals
🛠️ Whether you’re searching for double glazing repairs near me or just want better clarity and efficiency, we’re here to help.
② Drafts & Heat Loss
“Feeling chilly near the windows in winter?”
Drafts and heat loss are tell-tale signs of failed seals or single-pane glass. They lead to discomfort and skyrocketing energy bills.
What We Do:
- Seal gaps and re-insulate existing units
- Conduct double glazing repairs or recommend double-pane glass replacement
- Thermal imaging before and after repair
- Single-pane: 35% heat loss (red)
- Double-glazed: only 8% (blue)
- Single-pane: 35% heat loss (red)
🪟 Stop heat leaks and boost energy efficiency with our affordable repair services.
③ Single-Pane Upgrades
“Can’t see through your windows?”
This is one of the most common signs that your double glazing has failed. Seal failure allows moisture to form between panes, making the window foggy and inefficient.
Our Solution:
- Diagnose seal failure
- Remove the failed unit and provide double-glazing glass replacement
- Replace it with a gas-filled unit
- Backed by our 10-year warranty on seals
🛠️ Whether you’re searching for double glazing repairs near me or just want better clarity and efficiency, we’re here to help.
See Your Potential Savings
Repair vs. Replace – What’s Best for Your Home?
Option | Cost per window | Timeline |
Repair | $220–$590 | Same-day or within 48 hours |
Full Replacement | $1,200+ | Up to 2 weeks lead time |
💸 Annual Energy Savings
Switching from single-pane to double-glazed windows can save you $290–$420 per year, according to EECA.
🪟 If you’re considering double glazing replacement, let us provide a free assessment—you may only need a simple, cost-effective repair.
Double Glazing Helps You:
- ✅ Meet “adequate insulation” requirements
- ✅ Improve energy performance and reduce heat loss
- ✅ Prevent mould and dampness in rental properties
- ✅ Receive compliance certificates with every job, free of charge
❄️ Winter Warning: Failed Seals Worsen in Cold Weather!
Don’t wait until it’s too late. Cracks, fog, and drafts get worse in cold temperatures. Act now to restore performance and comfort.
What Our Customers Are Saying
See what our happy customers have to say about their experience with The Window Doctor.
From fast, reliable service to top-notch repairs, we take pride in delivering outstanding results every time.
FAQs About Double Glazing Repairs & Upgrades
Most jobs take 30–90 minutes per window. We seal any open spaces temporarily if needed.
Yes! We offer heritage-friendly retrofitting, using slim-profile double glazing.
Often yes. We provide reports and documentation to help with claims.
Book our free assessment—we’ll inspect your windows and give you honest advice, whether it’s a simple double glazing glass replacement or a full double glazing replacement.
Get a Clearer, Warmer Home Without Full Replacement
Whether you’re facing foggy glass, heat loss, or outdated single-pane windows, Window Doctor can help you repair, upgrade, or retrofit with minimal disruption and maximum savings.
From emergency double glazing repairs to full double glazing upgrades, we make homes across New Zealand warmer, healthier, and compliant.
📞 Call Now or book your FREE quote online today.
🔧 Trusted for double glazing repairs near me, heritage upgrades, and modern installations alike.