Hydrofarm 72-Cell Square Plug Flat Insert Air Purification Grow's N-P-K ratio is particularly

Grow's N-P-K ratio is particularly beneficial for healthful leaf and stem development in your vegetables

This system is not designed to primarily reduce TDS

Contractor-Grade Reliability – Ideal for construction

Essential for many hydroponic system applications

it's powder-coated to resist rust and wear

Hydrofarm 72-Cell Square Plug Flat Insert Air Purification Grow's N-P-K ratio is particularlyDescription Product Details: Use this 72 cell pack insert with coco plugs, regular soil, or soilless mixes to plant seeds or cuttings. Fits into heavy duty Cut Kit Tray and all standard seed flats. Specifications Barcodes: 10638104013830 (GTIN) 638104013826 (UPC A) Dimensions: 21. 0L x 10. 3W x 2. 4H (CS) 21. 5L x 10. 3W x 2. 4H (EA) 40. 0L x 48. 0W x 74. 0H (PL) Shipping Weight: 0. 24 lbs.