first off heres my cabinet
its 41x17.5x43 was gonna be slightly smaller and use 2 x's 150 hps but the 250 ballast for 10 bux at habitat store and a plantmax bulb for 6 bux from dchydro (got qts of GH flora for under a buck a qt now also)anyway the space up top is 10.5 inches but runs the whole way across including the the veg area and i have a new phesh filter 6" 500cfm was gonna have passive intakes plus 2 92mm p fans supplying plus 3 80mm pc blowing through divider from flower to exhaust electrical area cooling bulbs thru 3"w 6"L hurricane tubes gonna have passive vents through that wall also the little veg area is cooled by 2 pc fan's. up electrical area the 2 150 ballast and 250 ballast will be mounted and 16 gauge steel plate on the right side in sealed section with 2 pc fans cooling them.so finally the question i need and exhaust fan with less than 10 " outside dia thats almost silent that will keep me within 15f off ambient.was thinking td 200 or ive done cabinets before got a 16"x21" with a 150hps and 4 26w cfls cooling it with four 80mm pc fans it just the 3 hps bulb that's got me worried or maybe im over thinking it and could get by with the td 150 any advice would be appreciated was even thinking of putting to 250w hps in middle on baseboard heater thermostat to shutoff when high temps lol but there again might be worried bout nothing
its 41x17.5x43 was gonna be slightly smaller and use 2 x's 150 hps but the 250 ballast for 10 bux at habitat store and a plantmax bulb for 6 bux from dchydro (got qts of GH flora for under a buck a qt now also)anyway the space up top is 10.5 inches but runs the whole way across including the the veg area and i have a new phesh filter 6" 500cfm was gonna have passive intakes plus 2 92mm p fans supplying plus 3 80mm pc blowing through divider from flower to exhaust electrical area cooling bulbs thru 3"w 6"L hurricane tubes gonna have passive vents through that wall also the little veg area is cooled by 2 pc fan's. up electrical area the 2 150 ballast and 250 ballast will be mounted and 16 gauge steel plate on the right side in sealed section with 2 pc fans cooling them.so finally the question i need and exhaust fan with less than 10 " outside dia thats almost silent that will keep me within 15f off ambient.was thinking td 200 or ive done cabinets before got a 16"x21" with a 150hps and 4 26w cfls cooling it with four 80mm pc fans it just the 3 hps bulb that's got me worried or maybe im over thinking it and could get by with the td 150 any advice would be appreciated was even thinking of putting to 250w hps in middle on baseboard heater thermostat to shutoff when high temps lol but there again might be worried bout nothing