![](https://content.greenheck.com/public/DAMProd/Website_Square_Desktop/10015/XG-6610SQ.png)
XG-6600SQ Series
Model XG-6600SQ Series diffusers are available in both supply and return models. These diffusers offer a wide variety of border styles and slot configurations, allowing for maximum design flexibility.
OVERVIEW
![](https://content.greenheck.com/public/DAMProd/Website_Square_Desktop/10015/XG-6610SQ.png)
XG-6600SQ
Model XG-6600SQ is an extruded aluminum architectural square linear slot, un-insulated supply diffuser available with 1/2-inch, 3/4-inch, or one-inch slot widths and one to four slots.
![](https://content.greenheck.com/public/DAMProd/Website_Square_Desktop/10015/XG-6610SQ.png)
XG-6600SQI
Model XG-6600SQI is an extruded aluminum architectural square linear slot, insulated supply diffuser available with 1/2-inch, 3/4-inch, or one-inch slot widths and one to four slots.
![](https://content.greenheck.com/public/DAMProd/Website_Square_Desktop/10015/XG-6610SQ.png)
XG-6600SQR
Model XG-6600SQR is an extruded aluminum architectural square linear slot, return diffuser available with 1/2-inch, 3/4-inch, or one-inch slot widths and one to four slots.