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humidity

  1. L

    Vapor barrier + Tyvek the curing shed, or not?

    We're going to try curing in an 8 x 16 shed we're building on 4"x6" skids. It will rest on 8" concrete piers, leveled on 6" of gravel. The ground underneath is often moist (we're in a wet place, near a brook, in a humid state, Vermont, Zone 5). We're considering using a vapor barrier under a...
  2. VIVOSUN

    Announcement VIVOSUN AeroStream H19

    Introducing the AeroStream H19: the game-changing humidifier for indoor growers! Unrivaled 19L capacity Exclusive smart app control Convenient tall design Seamless integration with Smart Grow System (SGS) Available soon!
  3. VIVOSUN

    What is the ideal temperature & humidity for different plant growth stages?

    Wondering about the ideal temp & humidity for a plant's different growth stages? Dive in! Hence, pay attention to AeroLab-small but useful. This gadget monitors the real-time temp & humidity to help your plants thrive. Learn more: https://vivosun.com/-c4122?_lf=nav
  4. U

    How to reduce evaporation??

    Hi y'all! I have a little issue here I need some help with. So I've got 3 tent in a room, 1 hydro, 2 soil. This is my first hydro, before that I only had soil setups. The hydro tent consists of: 1,2*1,2*2m DarkRoomV2 grow tent Viparspectra P1000 LED 3x VKO fan 360m3/h inflow 2x VKO fan 540m3/h...
  5. ScrubNinja

    High humidity - Am I necessarily doomed?

    I'm doing a small cfl scrog in a Growlush propagation tent. I have a great 6 inch centrifugal fan extracting and a strong 120mm computer fan inside circulating the air. It's quite gusty in there, and rather overkill. At day 12 of 12/12 my humidity ranges from about 70 to 85% which seems to be...
  6. snowkitty

    Using ultrasonic fogger to maintain kbs grow room humidity at 70% RH

    I’m running a krusty set-up and from my reading the stress-free environment (room temp, rez temp, co2, lighting, and humidity) is the key to any success at all. I’ve got the temperature, lighting, and co2 under control (and the only way to do that is to spend $$ on a/c, water chillers, and co2...

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