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http://www.specmeters.com/lightmeters/quantum-meters/ anyone know if these are any decent at measuring par with LEDS? (specifically bridgelux strips) i can pick one up pretty cheap 2nd hand wan'ted to see if anyone has used one

so im looking at ditching my 5x5 tent, and using the full room its in that is 10x10, with a 10x2 sized closet i can also use in the same room. only issue is i dont want to be drilling anything into the roof so i want to make a frame or something i can use to hang my lights and stuff from...

so im about to aquire a c02 generator, its a propane burner unit that i will hook up to a c02 controller. my current setup is inside a tent, inside a sealed room with mini split aircon. dodgy drawing shows what i mean. now im struggling to find info on this as most people talk about venting...