You can get the PH testers at home depot for a couple bucks. They are the old fashion strip kind but they will work.
"I don't take no anesthetic. Do you think Abe Lincoln asked for any girly gas when they blowed his head off? Cotton Hill.
"Assistant Manager, Strickland Propane.""I sell...
I've got 2 fans an 8" fan for the exhaust, and a 6" fan for the intake.Both are the type of fans you would install in a bathroom to suck the shit smell out. Temps are nice right around 82-84. I need something that will block the light coming out of my fans but also won't bog the fans down...