Been there, done that even with doors on both sides of m 4x4 'drobe. Which is why all my plants are removeable, and all my work on them happens up on a bench. Also why I do not use scrog nets, and why I am back trying coco again. Small pots, relatively light, but big plants. None of mine ever get top heavy, I top them, spread them out and give them lots of light. Currently ~750 mmoles/m2 for 20 hours. And this is what they look like a couple days ago:
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Lots of ways to make bud eh?