Setting up a system using 4"pvc pipe, and 3" net pots, I got the recommended 2 7/8" (73MM) hole saw, on a flat surface it works perfect, cuts flush, no side play between net pots and the drilled hole.
The problem is on the convex surface of the pvc pipe it makes a hole that is too large and the...
Hello, after about a decade of toking I'm now finally growing. I got a bunch of autoflowers to start with because I'm impatient and like the idea of them, purchased a 6 bucket Bubble Brothers kit (w/ hydroton, airstones, tubing, air pump, etc...) and a humidity dome. Still working on the 4 x 4...