Biotec - Magic Blue
by Biotec
Original price
$7.00
-
Original price
$15.00
Original price
$7.00
$7.00
-
$15.00
Current price
$7.00
Blue colorant blocks sun UV light which makes algae grow. Starves algae of food/reduces algae naturally. Gives you a pleasant sky blue color if you have tank or pond lights on. It is not methylene blue or algaecide. Its fun ! Clears tanks & ponds.