1/2" (12mm) White Grid Divider EggCrate Louvre 23.5" x 11.5" for Aquarium Lighting Nominal Size AZM
Brand: AZM Displays

Thincell 1/2” (13mm) cube plastic louvers are accepted as the worldwide standard. Thincell provides efficiency, economy and moderately controlled luminances. These panels feature shiplap perimeter detailing to facilitate an unbroken appearance when parts are butt joined in continuous row application. Perfect for everyday applications. Source directly from AZM Displays for great deals

Please allow +(-) 1/4" for size. Actual size 23.5"x11.5"
THICK egg crate piece for increased durability unlike other products out there
The squares are 1/2" apart as well as the thickness
1/2" Thick piece of eggcrate sheet