Ultum Nature Systems (UNS) 45U All-In-One (AIO) Standard 9.3 Gallon Lid Custom this measurement is taken from

this measurement is taken from INSIDE the glass

Produced in three sections

This lid will cover the display area only

Built for the Ultum Nature Systems (UNS) 35A 11 Gallon (Black Filter Wall) Dual All-In-One (AIO)

This polycarbonate lid is made to fit the Red Sea Reefer S-1000 G2/G2+

Ultum Nature Systems (UNS) 45U All-In-One (AIO) Standard 9.3 Gallon Lid Custom this measurement is taken fromBuilt for the Ultum Nature Systems (UNS) 45U All In One (AIO) Standard 9. 3 Gallon, this lid is cut from 3 8" optically clear polycarbonate and screened with 1 4" clear mesh to keep your livestock where they belong without cutting into your light. If you prefer black mesh or 1 8" clear mesh, you can select that when you configure your lid. Every ClearView lid is proudly Made in the USA. Made to order, built to last. Choose your lid style above, then