Solarspot D-38

Solarspot D-38, 33% better at transmitting light than the Sunpipe and 44% better than the Solatube.Solarspot® D-38 –
the brightest 350-400mm system in the world!

It’s official, recent independent tests, the Solarspot D-38 left the competition in the shade. With efficiency levels almost half as good again as the next best system, the superior patented technologies of the Solarspot delivered efficiency levels of at least 57%. Compare this to those of the Sun Pipe (44%) and Solatube (40%) and the Solarspot D-38 is the clear choice for larger domestic installations like kitchens and living rooms. This efficiency advantage means that the D-38 will delivery around 70% more light than the Solatube 290DS.

See our video demonstration – you’ll be amazed at the results

Read the report summarySee the full report.

At 375mm (15ins) in diameter, the Solarspot® D-38 system is designed to fit between rafters or joists with a gap of 380mm or more, and will deliver significant  levels of daylight  for residential and commercial spaces. Due to its exceptional levels of daylight delivery, the Solarspot® D-38 is comparable, if not superior, to systems that have significantly larger diameters.

The Solarspot® D-38 lights spaces up to 22sqm and is ideal for;

  • Bedrooms
  • Wider corridors
  • Toilet areas and larger bathrooms
  • Kitchens and living spaces
  • Offices and study areas
  • Workshops

Prices for the D-38 start at £295 plus VAT for a flat roof system. Please call 01908 299117 for a price for your project.

Solarspot sun tunnels pipes in daylight into dark stairwell

A Solarspot system is the best way to bring daylight into a windowless landing or stairwell.

Below; a 6 meter Solarspot system brings light down from the roof, through a bedroom wardrobe and down into a dark living room.

Solarspot sun tunnel pipes lights living room with natural sun light









Delivering 69% more light than a Solatube 290 DS the Solarspot D-38 is the natural choice for kitchensThis North Yorkshire kitchen is beautifully lit by two Solarspot D-38 daylight systems.










Right, this extended bunglowSolarspot D-38, 33% better at transmitting light than the Sunpipe and 44% better than the Solatube.
was left with a dark family area
which has now been transformed
with a Solarpost D-38
daylighting system