Recent content by mannmachine

Thank you Robert. I'm following what you are trying to say. I kind of lowered the overflow level so that the water level is within acceptable limit below the tank top. Planning to put another overflow soon.

Hi Benamayer, Your links gave a very good insight of overflow. Thank you. I've attached the pictures. Let me know what you think Thank you for all your help

Yes, that's what is happening...When I turn my pump on, water slowly raises in the tank and then the overflow siphon kicks in. Water level continues to rise above the overflow line until it reaches about an inch. Can you send me the link to the calculator? Thank you

There is no valve. It goes straight down. I'll take a picture tonight to go give an idea. Yes, there is enough space in the sump to hold water if the pump stops. Tested 2 time with real power outage. Thank you for your concern. I appreciate.

Thank you Benamayer for your reply. I'll take the pic tonight and post it. Thank you

Hi, I have a 90 gallon tank with DIY sump filter. (DIY PVC Overflow without box and trickle tower box in sump) My Overflow pipe is 1" schedule 20 PVC pipe and my pump is rated 440 GPH (without considering height and bends). When I run the pump, the overflow opening is completely submerged under...