Forum: Geothermal & Heat Pumps
01-06-23, 02:20 AM
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Replies: 1
Views: 54,015
Universal Air-Source Heat Pump Controller
I came across a remarkable, inexpensive device that can make building a Homemade Heat Pump much easier. In the "Manifesto" thread, we hit a bump because in our attempt to design a simple cheap...
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Forum: Geothermal & Heat Pumps
07-27-22, 04:38 PM
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Replies: 1,943
Views: 5,542,034
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Forum: The Billiards Room
08-24-20, 01:18 AM
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Replies: 9
Views: 22,636
A Very Strong Parallel
I see a very strong parallel between this discussion, and many other discussions on EcoRenovator, regarding say, the building of a home, and what is the cheapest heat, etc., etc.
Many people begin...
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Forum: Geothermal & Heat Pumps
09-25-19, 06:57 PM
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Replies: 12
Views: 29,964
AC_Hacker installs a new Mini-Split
I installed my original mini-split in around 2009, before I started my Homemade Heat Pump Manifesto project. The heat pump I installed then was a Sanyo KS0971 (+ C0971
+ CL0971). It had what I...
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Forum: Solar Heating
08-10-18, 11:03 AM
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Replies: 10
Views: 27,894
Don't forget the value of insulating the bath...
Don't forget the value of insulating the bath tub.
Most of the heat loss is through the sides & bottom.
You might find that by conserving the energy present in the hot water, you can have the...
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Forum: Geothermal & Heat Pumps
01-21-18, 12:41 PM
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Replies: 1,943
Views: 5,542,034
Rebuilder,
It takes a dedicated person to...
Rebuilder,
It takes a dedicated person to read through the thread. Congratulations!
You are correct to minimize heat loss (minimize infiltration & maximize insulation). When you feel that you...
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Forum: Conservation
01-16-18, 05:33 PM
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Replies: 95
Views: 105,644
Have you checked out the used EV market?
...
Have you checked out the used EV market?
About 4 years ago, Geo_NR_Gee bought a used Nissan Leaf for $7k and he drives it all the time,
I bought a two year old previously leased Nissan Leaf,...
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Forum: Geothermal & Heat Pumps
01-08-18, 02:38 PM
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Replies: 7
Views: 10,057
Hi Bill, nice to hear from you again.
You...
Hi Bill, nice to hear from you again.
You should call around to some of your local GSHP installers and ask exactly the question you have posted. The situation varies greatly from area to area....
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Forum: Other Improvements
11-22-17, 11:47 AM
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Replies: 8
Views: 11,753
Natural Gas Lines
In Oregon, Natural Gas can be piped underground through plastic, and I think it is HDPE, but it is yellow, or some other color.
However, HDPE is not allowed above ground due to possible physical...
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Forum: Geothermal & Heat Pumps
11-13-17, 06:52 PM
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Replies: 4
Views: 7,354
AC_Hacker and Acuario meet in Cordoba, Spain
I was making a trip to the Andalusian region of Spain with my mate, Ann, and met up with Acuario and his lovely wife.
Had a nice dinner and great conversation. As expected, lots of great geek...
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Forum: Geothermal & Heat Pumps
06-12-17, 01:17 PM
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Replies: 12
Views: 15,928
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Forum: Lawn and Garden
05-08-17, 08:48 PM
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Replies: 2
Views: 8,140
Electric Lawnmower Repair
I bought an AC electric mower. Powerful enough for general use.
http://ecorenovator.org/forum/attachment.php?attachmentid=7768&stc=1&d=1494289637
After a couple years of use, it got left out in...
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Forum: Renovations & New Construction
04-22-17, 01:15 PM
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Replies: 52
Views: 52,988
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Forum: Geothermal & Heat Pumps
04-21-17, 12:49 PM
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Replies: 24
Views: 19,653
This approach needs to tried by SOMEBODY on a...
This approach needs to tried by SOMEBODY on a single-head system. Seems to me that a multi-head system greatly multiplies the potential problems.
I think that a key issue to success is whether or...
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Forum: Conservation
03-28-17, 11:39 AM
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Replies: 575
Views: 1,305,216
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Forum: Conservation
02-22-17, 06:56 PM
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Replies: 4
Views: 10,174
Earth Tubes Get a Winning Review...
http://ecorenovator.org/forum/attachment.php?attachmentid=7622&stc=1&d=1487807695
Earth Tubes sound like a great idea, and they are. But there have been a lot of stories about their...
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Forum: Conservation
02-06-17, 12:32 PM
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Replies: 575
Views: 1,305,216
Installing a Single Room Energy Recovery Vent
http://www.arttec.net/Mini_HRV/TwinFresh%20Comfo%20%20RA1-50-2_parts.jpg
Guy Marsden on Installing a Single Room Energy Recovery Vent... (http://www.arttec.net/Mini_HRV/RA1-50-2_install.html)
...
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Forum: Geothermal & Heat Pumps
01-31-17, 10:56 AM
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Replies: 13
Views: 12,666
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Forum: Appliances & Gadgets
01-31-17, 10:26 AM
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Replies: 18
Views: 42,150
There is a hardware cost. When I got mine the...
There is a hardware cost. When I got mine the cost was a one-time cost of $130. Now I see them for around $90, or less.
Then they have a "Premium Service" with nice features that I thought was...
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Forum: Tools
01-19-17, 12:23 PM
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Replies: 3
Views: 9,030
it has to do with the dissimilar metals that...
it has to do with the dissimilar metals that constitute the principle that thermocouples are based on. Nothing to do with noise or interference.
Ebay China has them really cheap, but that doesnt...
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Forum: Other Improvements
01-13-17, 11:30 AM
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Replies: 18
Views: 19,570
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Forum: Geothermal & Heat Pumps
01-01-17, 01:35 PM
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Replies: 83
Views: 62,364
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Forum: The Billiards Room
12-05-16, 05:19 PM
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Replies: 25
Views: 21,989
I got one I really like, from Lowes...
It's...
I got one I really like, from Lowes...
It's a small brown auto-ranging one that pretty much fits in my pocket.
It has the fundamental stuff, but I really like that it has a 'hot wiring' sensor...
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Forum: Renovations & New Construction
11-02-16, 03:41 PM
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Replies: 16
Views: 21,554
European Advice
I think that this thread may have ignored a couple of very important contributions to this discussion.
Energy prices are currently low-ish, but as a very wise machinist said to me, "we are only a...
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Forum: Renovations & New Construction
10-16-16, 10:36 AM
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Replies: 7
Views: 9,613
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