Sanded corners on heat duct to ensure they are rounded.
Drilled a hole in the glassed side of the seat brace to open up the aluminum tube.
Placed the seat brace on blocks and the heat duct on a 2×4 to raise them up for glassing.
Cut 2 ply’s of BID cloth for the 2nd side of the seat brace and 2 ply’s of BID cloth to cover the heat duct.
Cut peel ply for the heat duct and the seat brace.