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Hello everyone,

We need to replace our anode rod on our hot water heater. Someone suggested using a powered anode because they last longer and will really protect the tank.

I am looking for...

Thanks jadnashua and ballvalve for the replies. It answers my questions.

Thanks ballvalve for replying.

So it would be better to continue with the ductile iron pipe for our renovations rather then copper!!

Luc

Hello everyone,

We are doing some renovation on our hydonic heating system which is over 50 years old. The black iron pipe is in good condition. Just want to know if it is better to use copper...

Thanks Dave for the reply.



There are 15 bedrooms on the same floor as the shower area. I do want to reduce the negative pressure in the building because each bedroom has its own toilet room...

Thanks gator37 and Dana for replying. I appreciate it.

The condensation problem is in the attic because it is quite difficult to insulate the ducts and the exhaut fan properly. Presently, the...

Anyone know if we could use an ERV/HRV to ventilate? We could have an exhaust grille next to each shower? Using an ERV or HRV would not create a negative pressure like an exhaust fan.

Kind...

Hello everyone,

We have a shower room that has five showers. Presently, each shower has its exhaust grille hookup to the same extraction fan in the attic. We are having some condensation problems...

Thanks ballvale for replying. It answers my question.

Thanks Peter for replying.



I read on a previous post that even PVC was not reccomended for pumps greater then 2 HP!!!!

Luc

What is usuallly used for drop pipe on 3 to 5 hp pumps?

Hello everyone,

Just want to know if it is good practice to use 1'' polypipe as the drop pipe in wells with 3 HP or 5 HP submersible pumps.

Thanks,
Luc

Thanks hj and Peter. I google searched and called several of our suppliers without a suitable solution.

We will use an alternative solution.

Kind regards,
Luc

There will not be any pressure. All we need is a tight seal. We want to pass the 3'' PVC right throught the 4'' stainless steel coupling and out of the tank. On the other side of the tank we will...

Hello everyone,

Anyone know of a flexible reducing coupling that is acceptable to be used for drinkable water? I need to make a tight seal between a 4'' stainless steel pipe and a 3'' PVC...

Hello everyone,

Just want to have some advise on a boiler replacement.

Presently we have two oil boilers of 37 BHP. The boilers are really oversized and one is enough to heat the whole...

Thanks Peter for replying.

The service man came at the beginnig of the week. We increased the pressure on the nozzle for the low fire. It was too low and it could have caused some of the tripping...

Anything else that could cause the coccasional tripping of boilers?

We have two boilers with CF1400 Beckett burners.

Before doing the annual service call last week, we had some problems with one of the burner tripping everyday or so. When the service man came to...

Thanks everyone for the input.
Luc

Thank you both for the reply.

My main question was to know if the high pressure could damage anything.

Luc

Hello,

What would be the reccommended water pressure in an institutional building which can accept 60 people? We have a submersible pump in a water tank that feeds three 2'' water pipes. One of...

I assume that a pump motor with less insulation means that it consumes more electricity. Any other negative effect other then tripping the GFCI?

We did the following measurements on the pump. The pump is 1/2Hp Grundfos. Submersible Motor control SA-SPM4. The cable lenght is about 300'. I don't know the pump model but it is over 10 years old....

witch,

If we remove the ground wire, what protection will we have if we start the pump at the pressure switch and there is an electrical problem? We would get an electrical shock?