Well I started working on this today so here is my update:
I built the overflow and it worked great. I just did a siphon overflow out of
Finally in relation to the filter - I haven't cleaned anything inside it - 5 weeks since purchase. I know must wash in aquarium water - it has 3 media.
I also read where some people have 2/3 filters? I have a TETRA 100 for a 70LT tank is this ok?
Sorry KH VERY VERY low 17....
I'll do a 50% change
Wish I could see the light at the end of the tunnel.....
Ok morning tests -
Ammonia up slightly - 0.5 PPM
NITRITE UP - 1 PPM
Nitrate no change under 5