4mm 2/3/4/5/6 Ways Stain Valve Aquarium Tank Air Flow Control.

Great for controlling air flow for tanks.

I ship Mon - Fri same or next business day.

Please double check your shipping address and remember to add your apt/unit number if you have one.
No one smokes or wears perfume in my home, if you ever receive my package and it smells like something, it must be coming from other packages from the shipping carrier. Perfume leaks or something else.