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REV. 10/2018
STEP 3: ASSEMBLE VERTICAL TUBES
Every T-Connector receives: (1) 74-8175 - 2”x2”x81 3/4” tube with 4 3/4” swage and (1) 2”x2” cut length tube. Place a
Swaged Vertical on top of each T-Connector, then place a Cut Vertical on top of each Swaged Vertical. Use a level to posi-
tion and square each vertical. Once positioned, attach each Cut Vertical to the structure’s rafter or peak with a BK-20 Flat
Bracket using (6) framing screws. Mount the BK-20 Flat Bracket on the inside of the structure. Secure each vertical swage
joint with (2) framing screws.
Back Enclosure Assembly (continued)