Recent content by David G

I have installed quiet a few pvc and cpvc full port ball valves,3/4 and 1" over the last 5 years. When we go to shut them, they are very difficult or impossible to close. Are there any tricks to prevent this in the future installations or for the existing ones? What type of valve in pvc or cpvc...

I have roughed in Space Pac 3" tubes to air condition my house. Do I have to use Space pac's evaporator? What are the options? I am going to power this with a GSHP. Has any one ever used a buffer tank after the GSHP in a heating application? Another site talked about this, but never fully...

Is it the poor operation of the chlorinator that you object to or that it does something bad to the well. What does it do??? How Can one rig the plumbing going in and out of the heat exchanger to allow it to be cleaned periodically?

I did read that thread and concluded that a simple 1/3-1/2 hp pump direct to the GSHP would work. That still leaves several questions I was not able to (clearly) find on the site after a couple of hours of looking. What effect is high Iron and manganese and possible brackish water(with a...

I mean that the water level in the well is 15' down from the top. Since I have not used the well I do not know anything about the drawdown.

I am planning a geothermal installation at my home in RI. Ground water temperature is about 50*. It will use a well as a source and exit into a pond. I want to get heat, AC and DHW. I want to heat with the existing radiant floor. The well is a 500', 6", 15 GPM existing(new) well with a head...