Expert Guide from Glassworx on the Best Secure Windows UK Homeowners Can Trust
When choosing new windows and doors, homeowners often focus on style and energy efficiency. But one factor matters just as much—security. At Glassworx, we specialise in providing the best secure windows UK homeowners can trust, offering protection, comfort, and peace of mind.
We partner with industry-leading brands—Internorm, DAKO, and QFORT—to supply triple glazed security windows and doors that meet the highest European and UK standards. Here’s how each brand stands out when it comes to protecting your home.
Internorm — Smart Protection with Proven Innovation
Internorm has built a reputation for combining elegant design with unmatched security. All their triple glazed windows and doors are PAS 24 and Secured by Design accredited, meeting the UK’s most rigorous security requirements.
Key Security Features:
- Multi-point locking with five-lever locks and three solid hinges as standard
- Drilling & scanning-resistant cylinders for extra protection
- Optional upgrades: high-security cylinders, fingerprint scanners, and auto-locking systems
- I-tec Secure technology: all-around locking flaps in RC2N class for top-level defence
- Patented bonded glazing technology, securing the glass to the frame to resist break-ins
Why it matters: Internorm provides triple glazed security windows that not only enhance energy efficiency but also deliver premium safety—ideal for homeowners looking for the best secure windows UK has to offer.
DAKO — Reinforced Strength & Certified Protection
DAKO windows and doors are designed with reinforced construction and smart locking systems to resist forced entry, while maintaining stylish, modern aesthetics.
Key Security Features:
- Multi-point locking systems and reinforced frames
- PVC models with burglar-proof latches, hidden hinges, and lockable handles
- DPQ-82 thermoSecure series: dual anti-theft latches, SecuForte handles, and sash-blocking technology
- Select ranges certified to RC2 or RC2N standards, meeting stringent European benchmarks
Why it matters: With DAKO, you don’t need to compromise between design, efficiency, and safety. Their products are ideal if you want triple glazed security windows that combine everyday practicality with long-lasting strength.
QFORT — Built to Last, Designed to Protect
QFORT offers modern, minimalist window and door systems that are both energy-efficient and secure, making them perfect for contemporary homes.
Key Security Features:
- PVC “Stars” range with steel reinforcement for durability and tamper resistance
- Aluminium “Stars” range with robust hardware and key-lockable handles
- Strong balance of thermal insulation and burglary resistance
- Entrance door range “Baby I’m Home!” combining security with sleek design
Why it matters: QFORT is an excellent choice for homeowners who want secure windows and doors that complement a modern design aesthetic without compromising on safety.
Comparison at a Glance
| Brand | Key Security Strengths |
|---|---|
| Internorm | PAS 24 / Secured by Design, I-tec Secure RC2N, bonded glazing, multi-point locking |
| DAKO | Reinforced frames, multi-point locks, RC2/RC2N certified, advanced latches & handles |
| QFORT | Steel-reinforced PVC, key-lockable handles, robust aluminium hardware, strong insulation |
Which Secure Windows Are Right for You?
- For tested passive house, high-security innovation → Internorm
- For stylish yet robust everyday protection → DAKO
- For sleek, modern designs with reliable security → QFORT
At Glassworx, we help you choose the right balance of design, performance, and protection. If you’re searching for the best secure windows UK has available, our range of triple glazed security windows and doors offers the perfect solution for every home.
👉 Ready to upgrade your home security? Contact Glassworx today for expert advice and a free, no-obligation quote.