VELUX VCS 4646 solar-powered venting skylight shown in open position with pre-installed room-darkening shade and wall-mounted remote control.
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46 ½ x 46 ½, VCS 4646, Solar Powered Venting Curb Mount Skylight with Room Darkening Shade

VELUX
SKU:
VCS 4646 2004S
$2,081.00
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VELUX VCS 4646 – Solar Powered Venting Skylight (Curb Mount)

The VELUX VCS 4646 2004S is a large-format, curb-mounted solar venting skylight designed to bring light and fresh air into spacious rooms like great rooms, kitchens, and lofts. Its square 49½" x 49½" frame provides wide daylight coverage while allowing moisture and heat to escape naturally—all without the need for wiring or electricity.

This model features a built-in solar-powered room-darkening shade, offering powerful sun control and improved energy efficiency. The laminated LoE3 safety glass meets building codes for out-of-reach applications and comes with a 10-year hail warranty for extra peace of mind. It’s also equipped with a rain sensor that automatically closes the skylight when inclement weather is detected.

The VCS 4646 is ideal for flat or low-slope roof installations, and pairs with a range of compatible VELUX accessories and flashing kits for long-lasting, worry-free performance.

  • Room darkening shade features white double pleated blackout cloth with a honeycomb structure and interior aluminum coating to block even the brightest sunlight
  • Solar powered skylight and shade capture available sunlight to keep the system charged, even indirect light on cloudy days or when tree branches are overhead
  • This skylight has an integrated rain sensor that automatically closes the skylight at the first sign of inclement weather
  • Standard Laminated Low-E3 Safety Glass meets building codes for out of reach applications and comes with a 10-year hail warranty against glass breakage
  • VELUX 10-year installation warranty when installed with appropriate VELUX flashing kit (sold separately) on a pitched roof
  • Florida product approval 13560
  • Texas Department of Insurance TDI SK03
VCS 4646 Sizing Dimensions 4646
Outside frame (W"xH") 46 1⁄2 x 46 1⁄2
Rough opening/ Finished frame (W"xH") 49 1⁄2 x 49 1⁄2
Maximum skylight clearance (W"xH") 50 5⁄8 x 50 5⁄8

Check out the velux remote control upgrades!

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Enjoy the Freedom of Solar-Powered Venting and Effortless Comfort

The VELUX VCS 4646 Solar Powered "Fresh Air" Skylight offers the perfect blend of innovative design and everyday functionality. With a built-in solar panel, this skylight harnesses natural energy to power both the skylight and the integrated shade—no wiring required. That means easier installation and lower environmental impact without compromising on performance.

Enjoy hands-free ventilation with a rain sensor that automatically closes the skylight at the first sign of weather. The pre-installed, white room-darkening shade uses a double-pleated honeycomb structure with a reflective aluminum lining to effectively block light and improve insulation, making your space comfortable day and night.

Ideal for replacing old bubble skylights or upgrading any flat or sloped roof, the VCS 4646 delivers exceptional performance and energy efficiency. With laminated safety glass, a 10-year hail breakage warranty, and industry certifications like Florida Product Approval and TDI listing, it's the smart choice for stylish, secure, and sustainable daylighting.