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
