Sep 21, 2026 #1 J jjharriz New Member View Badges Joined Jan 23, 2026 Messages 2 Reaction score 2 Location Chicago What state or country do you live in Illinois Rating - 0% 0 0 0 Hey R2R - please help ID white blob in my AIO sump. Thank you for your expertise in advance.
Sep 22, 2026 #2 PolypPocket Well-Known Member View Badges ThreadOfTheDay2 My Tank Thread Joined Jun 25, 2026 Messages 707 Reaction score 935 Location Minnesota What state or country do you live in Minnesota Rating - 0% 0 0 0 Looks like some type of sponge maybe
Sep 22, 2026 #3 carri10 Active Member View Badges Joined Sep 19, 2022 Messages 458 Reaction score 336 Location Strasbourg What state or country do you live in Other International Rating - 0% 0 0 0 sponge, definately. let it be, sponges are good (unless it starts to clog equipement etc)
