PVP Industries Coarse Horticultural Perlite, 4 cu ft

PVP Industries Horticultural Grade Perlite (4 cu ft - Coarse)PVP Industries Horticultural Grade Perlite is a clean, sterile, and pH-neutral medium designed to improve soil structure and promote vigorous root development. This OMRI Listed® material is chemically inert and does not decay or shrink, ensuring predictable performance across various growing environments.Key Features & Benefits Enhanced Aeration: Mixes seamlessly with compost, peat moss, coco coir, or bark to improve air porosity and water management. Sterile & Safe: Does not support pests or diseases and is nonflammable and fire-resistant. Lightweight Performance: A low bulk density makes it easy to handle while providing excellent absorption properties. Versatile Utility: Beyond horticulture, its physical properties make it suitable for industrial applications like insulation, spill cleanup, and cement aggregates. Common Applications Horticulture: Professional soil-less mixes and hydroponic systems. Industrial: Lightweight aggregate in cement and textured coatings. Environmental: Efficient for spill containment and cleanup. Construction: Used as a fire-resistant insulation material. Chemical Analysis Silicon dioxide ($SiO_2$): 73.63% Aluminum oxide ($Al_2O_3$): 13.33% Potassium oxide ($K_2O$): 4.72% Sodium oxide ($Na_2O$): 3.83% Calcium oxide ($CaO$): 0.78% Iron oxide ($Fe_2O_3$): 0.75% Magnesium oxide ($MgO$): 0.05% Physical Properties pH Range: 6.5–7.5 (Neutral) Moisture Content: < 0.5% Bulk Density: 4–6 lb per cu ft Grade: Coarse Certification: OMRI Listed for organic use