After you selected your LED Linear tape based on brightness (Lumens) Color Temperature (Kelvins) and CRI (Color Rendering Index; color accuracy) the mounting channel style is the next step.
This channel will accommodate linear LED tape sizes (8 mm, 10 mm, 12 mm & 14 mm).
Standard Covers

Protects LED tape light and slightly softens the light output.
Note there is an average warm shift in Kelvin temperature of 35K
and an average 28% decrease in delivered lumens.
Premium Diffusion Cover
The ultimate in total diffusion for uninterrupted continuous LED light output. Adds 0.74 inches in height to the channel.Note: there is an average warm shift in Kelvin temperature of 75K and an average 24% decrease in delivered lumens.