High Quality: Made of high quality PP material, it is durable, stable, rust and corrosion resistant. It can be top mounted. Adjustable arm: With the adjustable arm, you can adjust the water level according to your needs. Tank Mounting: It can be easy to mount through the tank due to its extended threads on the inlet side of the valve. Wide Use: It can be used for fish aquariums to work for reverse osmosis systems. International products have separate terms, they are sold from overseas and may differ from local products, including fit, product age and language, labeling or instructions. >