0
votes
1answer
86 views

Why isn't my sump pump kicking on?

My sump pump is not kicking on and has water standing. The water also seems to have oil in it. Don't know what that is from but I don't want it to flood my basement. What should I do?
2
votes
2answers
260 views

What is the function of a check valve on the inlet of a household macerator pump?

Macerators sometimes require check valves on the inlet for shower waste. I'm thinking the low rate of flow from a shower might not be enough to trigger macerators activated by air switches, so the ...
2
votes
2answers
1k views

Should I install a hot water recirculating pump before or after the thermostatic mixing valve?

Per the attached picture, I'm going to install a Grundfos comfort pump next to the solar hot water system. Supposedly it's half price on amazon, and it gets pretty good reviews. My question is ...
4
votes
2answers
985 views

Should we install an overhead tank or cistern tank?

We are building our home (a 2-storey house) and a cistern tank was suggested by our architect for aesthetics. We asked around the neighborhood and one person has a cistern and an overhead tank but ...
2
votes
1answer
525 views

Anyone know much about drill pumps?

The specs on the ones at Lowes' and HomeDepot's web site were either unavailable, unimpressive, or confusing (e.g. 0.1 horsepower, 0 head pressure, 115 volts, etc.) I found some available from ...