fan

  1. V

    First Time Grow - Headband & Blue Dream

    Hello, First time ever growing and trying Headband and Bluedream so it looks like the guy at the hydro shop sold me Giagreen Living soil and I planted straight into it. I went back and bought some soil from the next guy and told him I planted straight into that and he caught me up to speed real...
  2. B

    Question regarding fan use

    I use a fan to encourage root growth on the plants (non cannabis plants mind you) by simulating wind conditions and thus making the plants want to anchorage sophomore by growing more roots but from what I have read, once the flowering stage begins, you should not have the fan directly on the...
  3. 8

    Ventilation Setup for ~70 CFM Requirement

    I'm in the process of setting up a proper ventilation system for my 2.3'x2.3'x5.3' tent. The most important criteria for me is sound (silent is ideal), and accurate air volume flow. Light: Mars Reflector-96 Reading other posts, i found that i have a ~70 CFM requirement (additional 1.25 -...
  4. P

    Phenom's Babysitting Duties

    Hi all and welcome to my first experiance of a real life cannabis plant. I'll start with the basics of my new setup. 0.5m x 0.5m x 1ml tall black orchid tent. Lighting is supplied by a Mars hydro 400w LED unit 4" carbon filter and 105 cfm fan Temps have settled nicely at 25 and RH is 55%...
  5. Acid

    Did low temperatures cause these red & yellow leaves?

    Hey growers, So I'm 40 days into flowering now, doing a $0 grow, which is also my first grow, with a random seed. I can't afford shit right now, can't check pH, can't buy CalMag. I weren't prepared for this grow & pretty much just got thrown in. It's a bad situation, but hey, shit happens. My...
  6. B

    Exhaust fan noise

    Hey guys if any of you are frustrated with the noise from inline fans, I found this fan to be exceptionally quiet. Mine is secured right to the ceiling with no resonance or vibration issues. I have the FFC 300 and am really happy with it. MUCH quieter than a 4" inline vortex fan. 404 Error |...
  7. J

    1st design for a 4x4 tent system grow - Any suggestions welcomed

    This will be my first grow and I'm just about done with the initial builds for lighting, ventilation, and irrigation. Tent is a 4x4 gorilla lite with extension to make it 7' 7". One 650 xml from Advanced LED for lighting (Brightest LED that I've ever seen). Venting order starts with a...
  8. Radogast

    Amperage question for electrician types

    I was recently told my flower room 20 AMP service is insuffient. - - - My flower room has a dedicated 20AMP breaker, about 40 feet of grounded 12/2 Romex wiring, and 3 outlet boxes. The main outlet has a 15AMP/1200W rated digital 2 plug timer. The 2 plugs power two HPS 600W bulbs...
  9. Kingsnake235

    80ft3 Closet Ventilation - Inline CFM + Duct Size Q's

    Hey there! not sure where this should be posted; please feel free to move to somewhere more appropriate if necessary! I am in the process of readying for my first personal grow (link to relevant thread in signature) and I have a few specific questions regarding ventilation, fan size and the...
  10. I

    Grow Tent Ventilation - Inline Fan Issues - Please Help!

    OK hi everybody, new guy here. I have this inline fan: connected to a speedster, with at least 7 meters of ducting connected to the inline fan. First meter or so is 4 inch, then connected to the remaining 6 meters of ducting which is 6 inch. With 3 nice bends in ducting to reach the final...
  11. N

    Multiple tents on one fan

    good evening peeps, quick question for yous regarding exhaust fans. im planning a set up of 3 1.2x2.4x2 tents and am planning the exhaust layout my question is this. by my calculations i need to move 172.8 m3/hr of air per tent and i have a Gekko 250mm 2500m3/hr acoustic box fan now i know...
  12. S

    Ventilation

    Let me preface by stating that I am a complete n00b at this. I want to get construction going on a grow room. I have attached a photo of the overall layout of the room. As can be seen it is one large room separated by a wall into 2 smaller rooms, one for vegetative growth and one for...
  13. N

    Please check my calculation for my grow tent inline fan

    Hello. I have bought a grow tent of following size. 3' 3''x 3' 3''x 5' 11 Will a 100 cfm inline fan be sufficient for this grow tent? (with carbon filter connected) Thanks.
  14. S

    Controlling heat in grow tent

    Hi: I have a 2 x 4 x 7 foot growtent, running a 600 watt HPS. Have a SunSystem sealed grow hood, hooked to a 6 inch hurricane exhaust fan. Temp in the room the tent is in, is 72 degrees. I have a thermometer hanging 16 inches directly below the the light. With the door to tent closed and...
  15. H

    First Time MicroGrow Stealth CFL - The White & Ken's GDP

    The White & Ken's GDP clones from Dark Heart Nursery- in a dresser i took apart, trying to keep cost low, used what I had. Cut some mylar to put on the inside of the drawers. Not much space in here, so thats why Im not expecting that much, Both (2) clones of the White I had were showing lots...
  16. D

    Too much air flow?

    Hi guys, just need some help I have a small grow box 2ft x 2ft x 6ft and I have just bought and installed a 6inch inline fan, after realising how much noise it makes and how powerful it is I bought a fan speed controller, however when I turn the fan speed down the inline fan makes a buzzing...
  17. B

    Low volume but quiet fan needed

    Hey all. I have built a very effecient but small grow cabinet 4 x 2 x 2 feet. I will use full spectrum LED probably. My query is that exhaust fans I am looking at, for quietness and quality like rvk 4", might be too big at 175m3/hr where I think I need perhaps half this. My ducting is about 1...
  18. G

    Do I have what I need to grow successfully? - And question on inline fan

    Whats up guys, my first post, came here from growchat where there isn`t too much help/I get more bad responses just for asking, what I feel, are reasonable questions, so here I am. :420: I'm going to start my first grow pretty soon, just waiting on a few items and I want to make sure what I have...
  19. B

    Watering problem with seedling or what?

    Hi, My plants were fine yesterday, I water 3 times a day for 5 minutes all seemed well and then I adjusted my small computer fan nearer one of the plants, when I checked on them later that day the plant nearest the fan had fallen over completely and looked like over or under watering I cant...
  20. B

    DIY centrifugal fan, need electrical help

    Hi everybody. I've built this squirrel cage fan using a motor from a Vick's Starry Night humidifier. It's been so long since I gutted it I can not remember how the motor was wired and can't get the stock speed control to work. I'm testing the fan on straight 110v and it works great but I get a...
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