Rectangular/Square Top Slab Hole Forms

Currently available in any wall thickness from 6″ to 12″.

8 degree sidewall. A 12″ wall will gain 2″ in width and length. 

Responsive Table
Face/ Smallest Dimension
24 x 24
24 x 30
24 x 34
24 x 36
28 x 28
28 x 34
28 x 36
30 x 30