cabinets

Ph down really stained the plastic laminate counter tops. Tried everything from Comet to Windex then tried bleach. Nothing worked and the bleach just made it worse. Any suggestions on how to clean it up?

Im going to build another better one and get some money .It's pretty much like selling cabinets just with fans and lights .Have any of you sold a homeade grow box

I want connect two homemade cabinets to use the same ventilation fan. Right now I'm looking at the vortex. S line. And my cabinets will be 36x60x48 and 16x60x27 the bigger one will have 8 bulb 4 ft t5 and little one a 4 bulb t5. And I was thinking about running a return air vertically for the...