Similiar to the T-Bar hanger, The T-Strap is used for free hanging gutter applications. The T-Strap hanger works in conjunction with our Aluminum K Style standard duty hangers, our Brass K Style heavy duty hangers, and our 6" Copper and Aluminum Half Round Fascia hangers. These hangers are slotted to fit the T-Straps. The T-strap needs to slide through the hole of the hanger perpendicularly. When the notch in the T-Strap meets the hanger, just turn the T-Strap 180 degrees. The opposite end of the T strap is then nailed into the roof deck to secure to the building