Invisible Grille 400kg Tensile Impact B Security Rating and Aluminum Alloy Frame

Invisible Grill Accessories
November 20, 2025
Category Connection: Window Invisible Grille
Brief: In this video, we showcase the Dollya Invisible Grille, a modern safety solution for homes with a 400kg tensile impact B security rating and aluminum alloy frame. Watch as we demonstrate its durability, installation process, and how it maintains safety without obstructing views.
Related Product Features:
  • Modern alternative to traditional bulky grilles, offering both security and aesthetic appeal.
  • Constructed from 2.0mm diameter 316 stainless steel cables for superior durability.
  • Withstands tensile impact up to 400kg, ensuring high safety standards.
  • Each wire reaches 120kg tensile strength with 5cm spacing for optimal safety.
  • Weather-resistant: non-absorbent, anti-cold, anti-corrosion, and UV resistant.
  • Special installation method improves fire escape safety.
  • Available in white and grey, with customizable sizes for various window types.
  • Over 10,000 successful installations nationwide, proving reliability and trust.
Faqs:
  • Why choose invisible grilles over traditional metal grilles?
    Invisible grilles provide safety without obstructing views, making them ideal for high-rise buildings with children. They prevent falls while maintaining aesthetic appeal.
  • Are the wires strong enough to ensure safety?
    Yes, our high-tension steel wires withstand 100-140kg of tensile force, making them equally effective as traditional aluminum or iron bars for accident prevention.
  • Can invisible grilles prevent theft?
    While excellent for child safety, invisible grilles are not designed for theft prevention as they can be cut. For enhanced security, consider adding an anti-burglary system.
  • Will the wires loosen over time?
    Our advanced installation method ensures wires remain tight for years. We guarantee long-term performance and reliability.