1. I wonder why I couldn't put the window back into the channel even I follow the instruction. It's quite easy to take them out without the channel balance though.
2. Here's the part numbers on the metal rod:
2250- 4 (upstair bedroom 2 & hall)
2605 cg- 3 (upstair Master bedroom)
H 22-5 -1 (upstair bedroom 1)
G1705 -1pc (Upstair bathroom )
G2305- 3pc (downstairs living room side)
2306 - 2 pc (downstair living room front)