Keep your Velux electric venting skylights running when the power goes out. The Velux KLB 100 WW Battery Back Up is the reliable backup power source that ensures uninterrupted operation during outages, maintaining continuous ventilation and access to natural light.

Key Features & Design

• Model: Velux KLB 100 WW Battery Back Up
• Purpose: Backup power for electric venting skylights
• Compatibility: Velux roof windows with electric venting
• Benefit: Keeps your windows functional during power outages, ensuring continuous ventilation and access to natural light

Don’t let a blackout turn your space into a stuffy cave. Add the Velux KLB 100 WW Battery Back Up to your cart and keep daylight and fresh air flowing, no matter what the grid does.