Forum: Geothermal & Heat Pumps
07-31-24, 01:53 AM
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Replies: 0
Views: 15,313
Dual source heat pump
We all know of the ups and downs of both air source, and ground source heat pumps.
Imagine you go with the investment in GSHP, and then you notice that during the heating season you have quite a few...
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Forum: Appliances & Gadgets
02-01-23, 01:48 PM
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Replies: 4
Views: 47,959
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Forum: Other Improvements
12-02-22, 05:19 PM
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Replies: 4
Views: 48,414
Chevy Volt Upgrade
We have a 2017 Chevy Volt Premier that is fueled about 50/50 with sunshine.
Last week we put 3910 miles on to got to Utah from Iowa and noticed that my wife had a valid point. The heat for your...
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Forum: Geothermal & Heat Pumps
07-27-22, 04:38 PM
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Replies: 1,943
Views: 5,512,571
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Forum: Geothermal & Heat Pumps
01-29-22, 04:38 PM
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Replies: 10
Views: 36,838
Hello everyone,
I think I fixed mistakes that...
Hello everyone,
I think I fixed mistakes that were made in my initial geothermal heat pump design. I was wrong, and now it's apparent that the evaporator should be bigger than the condenser.
I...
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Forum: Geothermal & Heat Pumps
01-27-22, 12:13 PM
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Replies: 10
Views: 36,838
Episode 1 - Introduction.
In this episode I...
Episode 1 - Introduction.
In this episode I do a quick introduction to the DIY Geothermal Heat Pump project.
https://www.youtube.com/watch?v=FR4eW30ZMKY
Episode 2 - Building geothermal loop....
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Forum: Geothermal & Heat Pumps
01-03-22, 11:04 AM
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Replies: 16
Views: 37,546
I've just about finished my ground-source...
I've just about finished my ground-source heatpump project, it's installed and been running well for the last 3 weeks here - it provides all the heating for our house now, and the gas boiler has been...
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Forum: Geothermal & Heat Pumps
01-03-18, 08:20 AM
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Replies: 5
Views: 7,711
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Forum: Conservation
06-30-17, 03:33 AM
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Replies: 575
Views: 1,301,662
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Forum: Appliances & Gadgets
12-15-16, 03:36 PM
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Replies: 7
Views: 8,745
Gas oven electricity use.
Maybe many of you are already aware of this, but I couldn't find a thread talking about it.
Like most of you, I keep a fairly close eye on my electricity usage. I had always assumed that using a...
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Forum: Renovations & New Construction
10-28-16, 05:13 PM
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Replies: 16
Views: 21,081
The tiny amount of insulation used in the US...
The tiny amount of insulation used in the US building industry is amazing from a European perspective.
In Europe nobody would consider putting less than 150mm of PUR insulation beneath a heated...
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Forum: Geothermal & Heat Pumps
09-26-16, 01:06 PM
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Replies: 1,943
Views: 5,512,571
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Forum: Geothermal & Heat Pumps
03-03-16, 09:50 AM
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Replies: 1,943
Views: 5,512,571
I thought those topics (what refrigerant to put...
I thought those topics (what refrigerant to put in their hacked unit and why, safety issues, understanding equipment reliability limits hackers might be bumping against without realizing it, how to...
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Forum: Conservation
01-13-15, 02:52 AM
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Replies: 88
Views: 64,379
Very nice savings…
If the i3 was priced the...
Very nice savings…
If the i3 was priced the same as the Chevy Volt here I would save even more with the i3
In almost 2 years we have driven the Volt 31,242 EV solar powered miles.
Mark
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Forum: Conservation
09-15-14, 06:26 PM
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Replies: 18
Views: 27,706
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Forum: Conservation
09-15-14, 01:08 PM
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Replies: 18
Views: 27,706
Vacuum Panel Insulation
Zwerius, from the Neatherlands, is a new member of the EcoRenovator conversation.
He recently started a thread, that pointed to his site in Dutch about his successful efforts to dramatically...
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Forum: Conservation
06-30-14, 05:56 PM
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Replies: 575
Views: 1,301,662
Here are some photos of a DIY Heat Recovery...
Here are some photos of a DIY Heat Recovery System I built last summer with the help of info in this thread.
Like previous posts the core is made from Corex sheets and Corex spacer strips stuck...
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Forum: Geothermal & Heat Pumps
10-24-11, 01:35 PM
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Replies: 1,943
Views: 5,512,571
Info Regarding R-290...
There is an interesting site called HVAC Talk (hvac-talk.com) that I read from time to time. In spite of the fact that they are generally DIY UN-FRIENDLY, useful information can be found mixed in...
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Forum: Conservation
02-16-11, 08:56 AM
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Replies: 575
Views: 1,301,662
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