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Old 03-02-2018, 08:42 AM   #19
CZQ
Arofanatic
 
Join Date: Dec 2015
Posts: 290
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Quote:
Originally Posted by getcarter View Post
Does the bh breaks wen u press it? I think the red one lasts longer then the white one,used to buy alot last time

Now I use all the non branded medias n my water parameter readings are fine...
Maybe depend on bioload I guess?
later when i water change will try to press. few years old media. if low bio load is ok for media with normal surface area. if not enough space then have to get those with large surface area.
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