2 x AIR CHECK VALVE - ONE WAY VALVES FOR YOUR AQUARIUM OR HYDROPONICS.
PREVENT YOUR AQUARIUM FROM SIPHONING BACK THROUGH THE AIR LINE WHEN POWER IS CUT TO AIR PUMP.

(WHAT YOU SEE IN THE PICTURE IS EXACTLY WHAT YOU RECEIVE, NO SUBSTITUTION)

FEEL FREE TO CALL WITH ANY QUESTIONS.
Phone 0410 404273
Brian

NOT THE CHEAP N NASTY OFFERED BY OTHER SELLERS.

Great stuff, I use these on all my own tanks.

PLEASE CHECK POSTAGE & HANDLING COSTS PRIOR TO BIDDING. $3.
THANK YOU.

FEEL FREE TO CALL WITH ANY QUESTIONS.
Phone 0410 404273
Brian