Miami Tech’s fiberglass triangle boxes come in a variety of dimensions to best suit the needs of the job. These boxes are made of 1-1/2″ thick R6 fiberglass insulation with a foil barrier (FSK). All models are available as pre-constructed or unfolded units. Unfolded units can be built quick and only require tape to fasten them. Duct openings can be easily cut with a utility knife.
STA Small Assembled Qty 6
MTA Medium Assembled Qty 6
LTA Large Assembled Qty 1
XTA Extra-Large Assembled Qty 1
STK Small Knocked-Down Qty 12
MTK Medium Knocked-Down Qty 6
LTK Large Knocked-Down Qty 6
XTK Extra-Large Knocked-Down Qty 6
See also associated product Flex Duct
