Air Stone 4"x2" Large Air Stone Cylinder for Aquarium and Hydroponics Air Pump

Description

Air Stone 4"x2" Large Air Stone Cylinder for Aquarium and Hydroponics Air Pump,
Air Stone Diffuser Produces Fine Bubbles, 4 Pack
Product description
Dimension: 2" D x 4" H, fits for 4mm inner diameter tube.
Made of white corundum, safe, washable and non-toxic material.
Designed to add oxygen and circulate nutrition to your aquarium, pond, hydroponic and circulation system.
Include: 4pcs of air stones. Great for Ideal for large reservoir, aquariums, fish tanks, koi pond, deep water culture system, hydroponic system.
Note: Please soak the air stones in water for about 15-30 minutes before usage. 4 Inch airstone needs the air pump of at least 10W.
Air Stone Cylinder for Aquarium and Hydroponics Air Pump
Can produce fine bubbles for oxygen replacement, extend the life of your nutrient solution, keep roots healthy
Ideal for hydroponic systems, ponds, aquariums or fish tanks and other systems.
Specification:
Size: 4" X 2" X 2"
Material: Made of high quality and harmless mineral white corundum material
Package: 4 piece of Yaegoo air stone
Features:
Sturdy and durable, have high dissolved oxygen rate.
Can delivers lots of small bubbles rather than a limited number of large ones.
Produce fine bubbles for oxygen replacement
Cylinder design produces more bubbles
Accelerate oxygen replenishment
Increase water circulation when used with a high-output air pump
Great for freshwater, saltwater/reef aquariums and hydroponic use.
Instructions:
1 Place air stone in water for 5 minutes before use
2 Connect airline hose to air stone with an air pump
3 Set air stone horizontally in water and use suction cups to hold in place
4 Turn on air pump and enjoy the bubbles
5 Clean air stone surface for increasing its lifespan
6 When not in use clean and store in a dry shaded area.
❤
GUARANTEE❤
If not 100% completely satisfied with our item, simply contact us to request a refund or exchange.
30 Days money back/replacement guarantee, 30 Days product defect free replacement warranty.
SHIPPING FREE FROM USA TO USA!!!
No months-long wait from overseas!
Attention
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Delivery Coverage:
We haven’t yet covered US Territories such as: Puerto Rico, Hawaii, Alaska, Virgin Island, Guam, APO, and FPO.