How about this wireless undersink temp controller that is paired with the ECM pump from the factory?
http://bellgossett.com/pumps-circulators/small-circulation-pumps-boosters/ecocirc-wireless-instant-hot-water-system/
You need to be able to keep the well water and the water through the coil close to the same temperature. To be able to accomplish this a shell and tube heat exchanger will probably not have enough heat transfer area to be able to keep this temp difference to 1 or two degrees.
The temp...
I have searched the site high and low for the thread where someone posted pics of their Harbor Freight red tool cart with the 7 drawer side cabinet mounted to it. Anyone have the link?
I have the red cart and am trying to decide if I want to add the side cabinet for more drawer space.
Thanks...
I have installed two of the 10KW Generac units. One for my office, and one for my old boss. The only prolem is that the NG units require 11-14" water column of gas pressure, and most residences and small commercial buildings only have 7" gas pressure after the meter. We had to have the gas...
I learned a long time ago from a jouneyman pipe fitter that if you don't want leaks to tape the joint with a few wraps of teflon tape, and then use pipe thread sealant. I have been doing this in the course of my job and in my personal projects, thousands of joints later, and still no leaks...
Take a look at the following link. They mostly are discussing it for use under a radiant heated floor, but there is a lot of information there refuting the claims of the bubble foil manufacturers.
http://www.healthyheating.com/Page%2055/Page_55_o_bldg_sys.htm
Best of luck. I used 4" thick...
I had done the same as PAToyota suggested. Although I had only lifted my roof 2'. My garage was 20'x24' and we had pre-fabbed the wall sections, lifted the roof 4" per side, inserted cribbing until I had the height needed to put in the new wall sections. I used two home built box beams, two 3...