VELUX CVU & ISU Solar Flat Glass Rooflight (Package)

VELUX CVU & ISU Solar Flat Glass Rooflight (Package)

The VELUX CVU & ISU Solar Flat Glass Rooflight Package is a premium, energy-efficient daylighting solution designed for flat and low-pitched roofs. Combining the CVU solar-powered base unit with the sleek ISU flat glass top unit, this complete system delivers fresh air, natural light, and a contemporary aesthetic — all powered by the sun. This solar-powered rooflight requires no hardwiring, making installation simple and efficient. The built-in solar panel charges an integrated battery, allowing for smooth, quiet operation via remote control — even on cloudy days. With the touch of a button, you can open the rooflight to let in fresh air or close it to maintain insulation and weather protection. The flat glass design offers a modern, minimalist appearance both inside and out. Its frameless internal finish maximises daylight, while the toughened glass and PVC frame ensure exceptional durability and energy performance. Ideal for home extensions, kitchens, and offices, this rooflight combines cutting-edge solar technology with VELUX’s renowned craftsmanship to create a stylish, sustainable roofing solution.

Key Benefits

Complete package: Includes CVU solar-powered base unit and ISU flat glass top unit. Solar powered: No wiring required — powered by integrated solar cells. Remote control operation: Effortlessly open or close at the touch of a button. Energy efficient: Excellent insulation with double or triple glazing options. Sleek modern design: Flat glass top with a frameless interior for maximum light. Durable and weatherproof: Toughened outer glass and maintenance-free PVC construction. Smart compatible: Works seamlessly with VELUX ACTIVE for automatic ventilation.

Typical Applications

Flat or low-pitched roofs (0°–15°) Home extensions, kitchens, and living areas Loft conversions and offices Eco-friendly new builds and renovations

Specifications

Product: VELUX CVU & ISU Solar Flat Glass Rooflight (Package) Operation: Solar powered, remote-controlled opening and closing Package Includes: CVU base unit + ISU flat glass top unit Glass Type: Flat, toughened outer pane with laminated inner pane Roof Pitch: Suitable for 0°–15° roofs Frame Material: Maintenance-free PVC composite Glazing Options: Double or triple glazing available Warranty: Backed by VELUX manufacturer’s guarantee

FAQs

What’s included in the VELUX CVU & ISU Solar Flat Glass Rooflight package?

The package includes both the **CVU solar-powered base unit** and the **ISU flat glass top unit**, providing a complete ready-to-install system for flat roofs.

Does the solar rooflight need to be wired into the mains?

No wiring is required. The built-in solar panel powers the rooflight and charges its internal battery, allowing for effortless operation via the supplied remote control.

Is the rooflight suitable for flat roofs?

Yes. It is designed for flat and low-pitched roofs between **0° and 15°**, and can be installed on most roofing materials such as GRP, bitumen, and single-ply membranes.