The reflective surface acts as a mirror directing light through the length of the tube without losing its intensity.
Sun tunnel installation metal roof.
Up on the roof your installer will cut a hole and install the top collar the upper portion of the tunnel lens and flashing.
Pdf versions of instructions are also available for download.
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It then channels the light through a polished sheet metal tube to your chosen room.
The resources in this section are intended to help you in installing your velux skylights roof windows sun tunnels and skylight blinds.
What does this mean.
People call us every day and ask how much does it cost to have a sun tunnel installed the answer is a typical velux 14 rigid tube sun tunnel installation is 949 this project is a good example of an atypical installation for two reasons one the tile roof and two the unusually long distance between the roof and the ceiling below.
Sun tunnels consist of a roof dome connected to flexible or rigid reflective tubing down to an internal display lighting unit with fittings.
First your installer will go into the attic to check rafter locations take measurements and mark off where the ceiling and roof holes will go.
The sun tunnel is a sheet metal tube with a polished interior which acts as a mirror to channel light along its entire length while preserving the light s intensity.
Sun tunnels use a reflective tube to bring daylight through the roof.
Skylight solutions demonstrated how to install a velux sun tunnel on a metal roof.
This lighting unit acts as a diffuser which is a device which spreads the light from it s source in this case the sun evenly and minimizes shadows.
A sun tunnel gathers light through a weather sealed globe installed on your roof.
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On your roof the tunnel is capped by a weather proof plastic globe and the tube ends in a diffuser in the ceiling of the room below.