4″ Nubio Double End

Finished top and side for step down designs.


The 8" Nubio Double End glass block is made to finish off the top and the side of a glass block installation for step down designs. This is commonly seen adorned on shower walls, partition walls, stair cases and on exterior designs.

Additional information

Weight 8 lbs
Dimensions 8 × 4 × 8 in
Additional Sizes Available for Nubio Pattern:

4 x 8 x 4", 6 x 6 x 4", 6 x 8 x 4", 8 x 8 x 4", 12 x 12 x 4", 8" Corner, 8" Double End, 8" End Block, 4 x 8" All Bend




Glass Block Warehouse, Inc

One Stop Shop for Glass Block
542 Main Street
Westbury, NY 11590
516-997-3793 Fax


To help you order, please download the forms below:

ANSI/UL9 Certifications

90 minute UL Certifications:

Product categories

Wave Pattern

The Popular wave glass block pattern.

Ice Pattern

The Privacy Ice Frosted glass block pattern.

Clear Pattern

The Clear glass block pattern.

Unique Shapes

The Ends, Double Ends & Corner glass blocks.


Check out the lineup of colored glass blocks.

Other Patterns

Other Glass Block patterns.

Mortar Installation Accessories

Everything you need to do a mortar / Cement install glass block.

Silicone Glass Block Installation Accessories

Everything you need to do a Silicone Glass Block installation.