diy solar

diy solar

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  • Post in thread: Prices dropping, will this continue?

    I just got 5 powerpro indoor batteries. 71.5kwh for $16,885 delivered. Seemed cheap to me. Ordered on friday evening delivered on tuesday. Now that they are adding tarifs. I wouldn't wait too long.
  • Post in thread: DC water heater.

    Thanks much for quick responses. Im going to use this for my experiment. I have done everything for solar hot water heating my driveway. I live in Wisconsin. And I hate shoveling snow. I installed 8000ft of pex on top of 2"foam insulationm myself. I made all 3 of my manifolds myself. And poured...
  • Post in thread: DC water heater.

    My geothermal runs my infloor heat 6zones. 3 inslab downstairs in 2400sqft of shop and storage. And 3 zones upstairs 1000sqft of living space. 3 chilled water fan coils for cooling. Installed it all myself infloor, inslab, fan coils, bosch heat pump,(it has desuperheater that heats domestic...
  • Post in thread: DC water heater.

    I installed my geothermal in my house. I only have a 1 acre lot used one end of it for the loops I paid $5,000 to have the loops installed. I don't have an excavater. Used up most of the open underground land for that. No powerlines storm sewer ect. 6-7ft down 56ish degrees. But if you don't...
  • Post in thread: DC water heater.

    Windwizard. The panels I have on my upper roof are steep enough that the snow that does stick to them. Only takes about half a day of sunshine to melt and slide off. Check out the picture of the lean-to I built it to the best angle for winter solstice. Not much Chance of snow sticking to it and...
  • Post in thread: DC water heater.

    Only when the sun shines. I don't care how long it takes. I'll just drive over it until it does. I figured it would run all the time when the sun shines. And would store some heat in the driveway. I pretty much just drive on it now until it melts although I did have my friend plow it once this...
  • Post in thread: DC water heater.

    Yes planned on using 42% e glycol. Heated driveways used to be illegal in Wisconsin. Because they used to much power. I plan on using 4 2000 Watt heater inserts in the 2 water heaters. I can put up to 24 390watt panels. I just purchased 30 @ $118 apiece. Delivered free on sale at the end of the...
  • Post in thread: DC water heater.

    Thanks for the uponor read. I know for most snow melt systems. They expect to put in massive amounts of heat. Because they have to melt in a short period of time for Businesses for safety/liability reasons. And on Private property Because only a rich Person. Could afford to heat their driveway...
  • Post in thread: DC water heater.

    Kool thank you this is what I was looking for. The best way to set up the PV system. I have a good handle on the hydronic heating. Would use drain back system. PV panel to run pumps. If I can find a good deal on atleast 10 used panels. But leaning towards PV.
  • Post in thread: DC water heater.

    Thank you. This is what I was looking for. Along with the others that have helped with this kind of information. I really didn't want to get into a debate whether this would work or not. I ran through all of the possibilities. And it's either panels powering DC elements. Or solar hydronic...
  • Post in thread: DC water heater.

    Yep like I said before. Those are heated to higher points. Because they want it to melt extremely fast. Due to liabilty.I generally just drive over it with my truck until it melts on it's own. I did have a friend plow my driveway this winter. After a Blizzard dropped a foot and a half on my...
  • Post in thread: DC water heater.

    I original wanted to use solar thermal panels. But like I said the cheapest ones were $900. All the way up to $2600. I never really thought about looking for used ones. I have about 50' × 13' lean-to that I built on the south side of my house. So figured I would need 11 or so to fill it up...
  • Post in thread: DC water heater.

    I recently found out that you can get up to 3000watts DC water heater inserts that I can replace the AC inserts in my water heater. With panels so cheap. I want to put up enough panels to equal what the inserts would require. If I can power them directly from the panels would obviously be...
  • Post in thread: DC water heater.

    Thanks so much for all the information. I just purchased a pallet of New 390watt panels for $112.29 apiece plus tax. Delivered. Will be installing them later this summer for the heated driveway.
  • Post in thread: DC water heater.

    When you break up what I said. It doesn't make sense. Yes I was talking about exterior. Heat pumps. And last I checked the manufacturers of heat pump hot water heaters recommended a minimum of 35° for them to function properly. I would be using mine in a small insulated area. In my exterior...
  • Post in thread: DC water heater.

    Thanks for the information. Like I said I don't need it to melt it quickly. And I think the little bitte bit of heat that I can get out of 8000watts of heating elements will melt the snow on top of the concrete a little bit. Before it will go down through the 2" of foam under it to the ground...
  • Post in thread: DC water heater.

    Yes I know geothermal is not like that. I have one for my house. That I self installed. Works quite well. Here in Wisconsin 56ish degrees 6-7' down mine are 9-10' down. My horizontal (cheaper than vertical by far) loops cost me $5,000 6 years ago. Probably way more now. So figure $7,000 -$12,000...
  • Post in thread: DC water heater.

    Wow. Thanks for the heads up. Didn't say if they were s shape or h with header pipes. Need h for drain back system. And I would need atleast 10 solar hydronic panels. But wow what a deal.
  • Post in thread: DC water heater.

    Thanks for the idea. But. Heat pump water heater are great especially in southern climates. Since like all heat pumps they remove the heat from the air and put it into the tank. They in turn cool the air around them. Not really a great idea when up north. Especially when the only time I would be...
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