250w HPS Club And Help Guide

The2TimEr

Well-Known Member
That would be my concern also. Do you have the room vented properly? What kind of reflector on the new 400?
Its not a new one its been used for a couple of grows before this one so could do with a new bulb, reflector is a sunbeam with a phillips bulb. Have only got the 1 big electronic fan oscilating in there but the temps have stayed around 20-24 degrees with the 250w.
 

MostlyCrazy

New Member
Not familiar with a sunbeam reflector. Is it ventable? Can you keep the door open to the grow room? Only real way to know is to fire it up and see what the temp and humidity do.
 

The2TimEr

Well-Known Member
Not familiar with a sunbeam reflector. Is it ventable? Can you keep the door open to the grow room? Only real way to know is to fire it up and see what the temp and humidity do.
Unfortunately cant do much in the way of ventilation, however i do keep the top door open of the cupboard so heat is traveling up and out but no fresh air going in.
 

User Name420

Active Member
Yeah my 250w in my cabinet is around 85-90 degrees but I've got really good ventilation so I'm hoping it turns out okay. If not I might have a back up plan, however another thing to consider though is that the room is much colder in the winter than the rest of the house, so here pretty soon once it starts to get cold I think it might be perfect.
 

User Name420

Active Member
what the frick is going on? it's 83 degrees at the bottom of my cabinet but it's 90 at the top. how can there be such a big difference?? I thought I had good circulation too.
 

User Name420

Active Member
Heat rises What circulation do you have? Fresh air in low and hot air out high?
yeah exactly, what else would I do? :lol:

but yeah it's supposed to be 54 degrees tomorrow so my windows open tonight and the hottest part of the cabinet is 86 degrees. is that ok? so i'm sure by the morning(the room is usually cold by the time I wake up) it will probably go down 4-5 degrees. is 84 during the day okay?
 

MostlyCrazy

New Member
84 during the day is just barely ok. At the high end of ok. Res temps and humidity become really important at that level. Makes no sense to me that you would be pulling in that temp fresh air and it being anywhere near the 80's in the cabinet. So you've got a fan mounted low to pull/push in the fresh air and some way to exhaust the heat through a hole in the top, yes?
 

User Name420

Active Member
yea today I took a heavy duty masonry grinder and I cut a hole in the side of the reflector. It's a hydro-farm enclosed ballast so there's no vent, but yes now I have a fan pushing the exhaust out my hood(hence the passive exhaust).

I've got a lower level active intake that pulls the cool air from the floor and both exhaust and intake are vented outside the closet. Both are well sealed and directed(not too tight of bends in the tubing) too.



No there's no reservoir, it's a soil grow.

I've got an extra exhaust and intake too, there's 2 sets of both. Only one set (the lowest and highest) are vented too the outside of the closet.
 

The2TimEr

Well-Known Member
Here's some pics of the auto's with hopefully around 20 - 30 days left.
I have stuck a 400w HPS in there now to get the most out of them, i tried having both lights but 650w seemed to be way too much for a closet with no proper ventilation also a big electronic fan which is much more powerful than the other 1 that died on me.
Im hoping these are going to pack on much more bud then there is atm !! :-?
Wat ya think?
 

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User Name420

Active Member
and yes, thetwotimer, they pack on weight like never before at the last couple weeks. just wait, you will not be disappointed. they look very good to me.

edit: I've gotten my max temp down to 82, is that okay? I'm sure they will drop another 2 or 3 degrees in the winter so I think I'm good. What about you guys?
 

Wretched420

Well-Known Member
wasnt this a 250w thread once lol.. haha jk but i thought i was on a different thread for a while haha.. this S99 gots me goneeee:mrgreen:
:eyesmoke::mrgreen::eyesmoke:
 

User Name420

Active Member
wasnt this a 250w thread once lol.. haha jk but i thought i was on a different thread for a while haha.. this S99 gots me goneeee:mrgreen:
:eyesmoke::mrgreen::eyesmoke:
ahaha I agree, 400w for little dwarf plants is overkill, I'm sure you could do just as well with a 250 unless you need to cover more square feet. But even then a 400w in a cabinet is kinda.. pointless when you could have 250w that will provide a better(cooler) atmosphere for the buds.
 

Skryptz

Active Member
well i think we saved my babys everyone, thanks to your help n such, they startin to stink again an push out trichomes an some nice new growth is startin, there a lil droopy from the flsuhing im thinkin is all thats wrong right now, givin em another day or so before i start wit nutes again, by the way, when i do start back on nutes from flushing from nutelock, how much do i use?
 

Mindmelted

Well-Known Member
Here's some pics of the auto's with hopefully around 20 - 30 days left.
I have stuck a 400w HPS in there now to get the most out of them, i tried having both lights but 650w seemed to be way too much for a closet with no proper ventilation also a big electronic fan which is much more powerful than the other 1 that died on me.
Im hoping these are going to pack on much more bud then there is atm !! :-?
Wat ya think?
Sweet :mrgreen::mrgreen::mrgreen::mrgreen:
 
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