Expanded Horticultural Grade Perlite for Gardening and Growing Medium of Plants

Expanded Horticultural Grade Perlite for Gardening and Growing Medium of Plants. Natural Volcanic Origin: Naturally occurring volcanic rock that expands 7 to 15 times its original volume when heated. Super Lightweight: Bulk density ranges from 70 to 250 kg/m3, ideal for seedling media and roof gardens. Excellent Water Retention: Absorbs up to 900% of its weight in water while providing essential aeration and drainage. Fireproof and Non-toxic: Inorganic, odorless, and fireproof material with stable chemical properties. Wide Particle Size Options: Available in 1-3mm, 2-4mm, 3-6mm, 4-8mm, and various mesh sizes for different applications. High Nutrient Holding Capacity: Increases nutrient retention when used with water-soluble fertilizers in hydroponic systems. Fast Delivery Time: Standard delivery within 7-10 days for most expanded perlite specifications. Customizable Sizes: Particle sizes can be customized according to specific customer needs.