ph adjust

Greetings all! I recently had a running email conversation with the "Grower Services & Product Development Director" at ProMix (aka Premier Tech). I began the conversation by posting a question on their website, asking if I should be treating ProMix HP as soil or soil-less when mixing...

Have been using GH Maxi series and am tired of adjusting my PH. Grow specs are DWC res @ 68ºF, 85º room temp day (74º night), running apprx 1000 ppm naCL, co2, 12/12, room vented 1.25-1.5x per minute (trying to balance fresh air vs co2 loss). Will the Advanced Nutrients Sensi Two Part...