AQUANEAT Aquarium Air Stone 4x2 inch 2 Pack, Large Airstone, Aerator Bubble Diffuser, Air Pump Accessories for Aquariums, Hydroponic, Ponds and Fish Tanks - size: 4 inch 2 pcs

About this item

• Widely applicable: Suitable for hydroponic systems, ponds, aquarium fish tanks, helping extend the life of your nutrient solution, keep fish/ roots healthy and promote plant growth
• Air Stone Dimension: 2 "D x 4" H;Fits for 3/ 16 inch standard airline tubing
• Recommended a high-output air pump at least 7W-10W or a commercial air pump
• Quality and safe materials:made of mineral and washable material,safe to your fish
• Note: soak the stone completely in water for 2 hours before use; clean it with a brush after a period time of use

Overview

• Color: Grey
• Brand: AQUANEAT
• Material: Stone
• Item Weight: 0.68 Kilograms
• Product Dimensions: 4"L x 1"W x 4"H