I agree that this a million dollar question..
I to have concerns with temps tipping 94 degrees. What has helped me might sound curd. But I sure can't afford 199. + for portable ac unit.
I Use ice water bottles. From a pint to 2 liters. Rock hard frozen ice .. Of course, with the aid of 1 fixed ocillating fan 8" 1 small turbo fan 12" On the floor aimed up, and a 24 ped fan. front center..
On those hot afternoons. It works wonders.:rasta: For a 2 to 3 hrs.
Can reduce 94 to 80 s..
I have only heard bad things about heat and the flowering process. Until PharmaCan mentioned Co2 enrichment. I wll want to learn more on both notions.. Stay cool and ... Do you have any pics. What point of development are your greenies ?
Plz take a look at my thread here " In over my Head "
:thumbsup: