GROW!T Expanded Horticultural Grade #4 Grade Perlite, 4 cu ft Deep Water Culture | DWC All-in-one formula

All-in-one formula

this duct fan features an EC motor that is controlled using PWM (Pulse Width Modulation)

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GROW!T Expanded Horticultural Grade #4 Grade Perlite, 4 cu ft Deep Water Culture | DWC All-in-one formulaGROW! T Expanded Horticultural Grade #4 Grade Perlite GROW! T Perlite is a versatile and inert soil amendment and soilless medium. Use it to aerate soil in container gardening, for germination and propagation of seedlings, for propagation of cuttings, and as a hydroponic medium. #4 Perlite (1 3" 3 4" granules) Enhanced aeration and drainage Completely sterile Neutral pH of around 7. 0 Odorless and lightweight Aids in breaking up heavy soils Derived