Aqua Flakes A + B (together) by House & Garden - 20L ThinkGrow 410 CFM Filter: Sized above

410 CFM Filter: Sized above the fan so airflow never chokes

Grodan Gro-Block Improved Mini Block 1

Steel is fully opaque

so nothing crystallizes onto whatever is resting against the packet

Aqua Flakes A + B (together) by House & Garden - 20L ThinkGrow 410 CFM Filter: Sized aboveHouse & Garden's Aqua Flakes A&B is a two part base nutrient designed for recirculating hydroponics systems. Aqua Flakes A&B liquid formulation contains no bulking agents or additional additives. House & Garden's Aqua Flakes A&B nutrient provides the plant with high quality nutrition during the growth and flowering periods. Aqua Flakes A&B is composed of liquid main and trace elements and contains no bulking agents like solid fertilizers. Our liquid