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  1. M

    Vpd. Leaf temp, 10° lower then room temps?

    Calibrate? The Infared gun? Its the general brand posted above identical. Is it junk?
  2. M

    Vpd. Leaf temp, 10° lower then room temps?

    My guyyyy thats the same damn gun im using ....im a awesome mechanic/ do every damn thinger..i grabbed it from a buddy in a small garage clean out bundle..figured be nice for converter tests heating ect auto stuff..but once i spent last 3 weeks or so reading every thing i can on vpd i been using...
  3. M

    Vpd. Leaf temp, 10° lower then room temps?

    Never grew with hps. Lots people close to me do. Good friend also just switched to gavita from hps. He is trying his best not to sell them to me and hang his hps back up. Lots of different issues with led. Im learning first hand with led so im just taking most faults with grain of salt..yet im a...
  4. M

    Vpd. Leaf temp, 10° lower then room temps?

    They are indeed slow growing thats what brings me here. I figure a leaf temp of 62 is not great. I have the ac infinity set up with controller..the humidity matchs the dehu. So i assume its gota be very close. Also a few of the jar ones that show temp and humid there all within 3+/- or so. Also...
  5. M

    Vpd. Leaf temp, 10° lower then room temps?

    Im using kpa but based on 10° leaf diff. I have read for hours on end and have seen people mention 10° cooler in scientific studies and a couple forums ect....
  6. M

    Vpd. Leaf temp, 10° lower then room temps?

    I took out the unnecessary! In 8x8 gorilla tent. veg stage. 6-7 weeks. 2. K6000 alibaba 660w quantum boards. 1256 led diodes each. 9 plants 15 gal. Pots. Promix hpcc. Leaf temps are 10 degrees lower then room temp. According to the calculators to be at .08 or above, humidity is super low at 70°...
  7. M

    Vpd. Leaf temp, 10° lower then room temps?

    Leaves are very much cooler Leaves are very cool to the touch, i mean they feel like there definitely alot cooler than the room itself. Maybe buy a second Infared therm.
  8. M

    Vpd. Leaf temp, 10° lower then room temps?

    In 8x8 gorilla tent. veg stage. 6-7 weeks. 2. K6000 alibaba 660w quantum boards. 1256 led diodes each. 9 plants 15 gal. Pots. Promix hpcc. Leaf temps are 10 degrees lower then room temp. According to the calculators to be at .08 or above, humidity is super low at 70° 72° or even 80° it claims...
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