Technical Specifications

Thermal insulation
Thermal insulation

Uw as low as 0.62 (Excellent)

Sound reduction
Sound reduction

up to 39-46dB (Good to Very Good)

Security
Security

RC1N, RC2 (Basic to Enhanced Burglar Resistance)

Locking
Locking

Fully concealed (Aesthetic and potentially enhanced security)

Construction depth
Construction depth

85mm (Slim design)

Test Certificate Available

bimobject.com

Window information

The HV 450 timber-aluminium composite window brings together sleek design and cutting-edge functionality. Its flush sash-frame transition creates a clean, modern aesthetic, while sun protection is cleverly integrated between the panes—shielded from dirt and weather, yet easily accessible.

Choose from Venetian, Roman, or Duette® blinds, each providing precise light control, increased privacy, and lasting protection. This smart system delivers quadruple performance in a single unit—guarding against heat loss, solar glare, noise, and unwanted views.

The HV 450 timber-aluminium composite window brings together sleek design and cutting-edge functionality. Its flush sash-frame transition creates a clean, modern aesthetic, while sun protection is cleverly integrated between the panes—shielded from dirt and weather, yet easily accessible.

Beyond its innovative shading, the HV 450 excels in thermal performance with Uw values of up to 0.62 W/m²K, and sound insulation up to 46 dB, depending on glazing. Security options up to RC2 and fully concealed locking mechanisms further enhance peace of mind without compromising style.

For added convenience, I-tec Shading is available with a self-sufficient photovoltaic module and battery, enabling intelligent, energy-independent blind control. The HV 450 is a future-ready solution for those who demand comfort, energy efficiency, and architectural refinement in one seamless package.

Features:

  • Material: Timber interior, Aluminium exterior, Composite construction
  • Unique Feature: Integrated sun protection (Venetian, Roman, or Duette® blinds) between the panes.
  • Benefits of Integrated Sun Protection: Weather and dirt protection, perfect sun, privacy, thermal, and sound protection (quadruple protection).
  • Optional Technology: I-tec Shading with photovoltaic module and battery for energy self-sufficiency and additional functions.

Benefits:

  • Seamless design with flush transition from frame to sash.
  • Integrated sun protection offers convenience and protection.
  • Provides excellent thermal and sound insulation.
  • Offers privacy and light control.
  • Optional self-sufficient shading system.
  • Secure and aesthetically pleasing with concealed hardware.

Homeowners looking for high-quality, energy-efficient, secure windows with integrated sun protection for enhanced comfort and convenience.

Related Downloads

Click on the link below to download specification sheet.

Recent Work

Working closely with architects, builders, and homeowners, we’ve delivered systems that combine thermal efficiency, modern aesthetics, and long-term durability—across private residences, sustainable developments, and architect-led designs.

Expert Advice & Insights

Explore detailed material comparisons, tailored installation advice,
and practical maintenance tips to keep your windows and doors performing at their best.

Passive House Benefits UK | Energy & Comfort

Passive House Benefits

Discover Passive House benefits in the UK. Save on energy bills, improve comfort & reduce your carbon footprint. Learn how this sustainable living standard enhances your life!

By AT-ECO, on March 19, 2025
Read more
Window Maintenance Guide | Long-Lasting Windows

Window Maintenance Guide

Maintain your windows for peak performance! Our guide covers cleaning, seals, lubrication & more. Prevent damage & extend lifespan. Read our complete window care tips!

By AT-ECO, on March 18, 2025
Read more
Why hire a good architect? | Benefits for Your Project

Importance of hiring good architect

Why hire a good architect? Expert design for heat loss, sustainability, & Passive House standards. Build a future-proof home. Learn the benefits today!

By AT-ECO, on March 17, 2025
Read more

New Product Alert: HF 420 Timber/Aluminium Windows Now Available

We’re excited to introduce the HF 420 to our premium range of timber/aluminium window systems. Perfect for both residential and commercial projects, the HF 420 is now available to explore at our Brasted showroom.

Build It Live South East

Yes, we recommend booking an appointment to ensure personalised service and availability. You can schedule your visit by filling out our contact form or emailing us at [email protected].

During your visit, our team will guide you through our range of premium window and door systems. We’ll answer your questions, help you explore customisation options, and assist in finding the perfect solution for your project.

Absolutely! Bringing your project plans or drawings can help our team better understand your needs and provide tailored recommendations.

Our knowledgeable team is here to help. Whether you need advice on materials, styles, or energy efficiency, we’ll guide you through the process and ensure you make an informed decision.

Ready to transform your home?

Our experienced team provides bespoke window designs and precision installations, ensuring every detail complements your architectural style.

TOP