| Square 22 Gauge Metal Box |
| Power Coated |
| 12 X 12 X 4 Inches Deep |
| Welded Construction |
| Speaker White Colour |
| Standard Mounting Holes TB25 |
| Conduit Knock Outs On Sh20b |
| SH20b with Solid Back |
| SH20 with No Back |
Engineered Sound Solutions
| Square 22 Gauge Metal Box |
| Power Coated |
| 12 X 12 X 4 Inches Deep |
| Welded Construction |
| Speaker White Colour |
| Standard Mounting Holes TB25 |
| Conduit Knock Outs On Sh20b |
| SH20b with Solid Back |
| SH20 with No Back |