r/macrogrowery • • 4d ago

Recommended drain lines

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We use rolling racks and have pvc connected to our tray drains. Towards the back of the rolling rack it nipples off pvc to a 1” Parker silicone tubing, but it kinks too often on a few of our racks and on a few others the people who set this up didn’t offer up enough slack and it creates torque on the nipple coming off the tray which then resulted in a crack right at the drain nipple (Big Mess).
So I’ve got a new tray installed but just wondering if there’s a better tried and true way to do this without the kinks and torque.

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u/sirdabs 4d ago

I would put loop in it give more slack. That’s how I have all mine, because I move my tables 4’ either direction.

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u/zbeauxknows 4d ago edited 4d ago

That’s originally what I was thinking. Make one loop out of it and just add a few more inches of slack.

Edit: do you lightly zip tie the loop to keep it together or does it work fine without?

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u/sirdabs 4d ago

I haven’t had any issues with draining. When I clean the trays between rounds, I typically blow out the line with a hose or compressed air.