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Search took 0.00 seconds. Search: Posts Made By: Snail
Forum: Solar Heating 06-09-12, 04:31 PM
Replies: 67
Views: 45,909
Posted By Snail
Hi Gary, Thanks for the very interesting...

Hi Gary,

Thanks for the very interesting link. BuildItSolar is a jewel.

You note that the "other Gary" has built an exceedingly robust timber structure. So the reduced costs of the lining must...
Forum: Solar Heating 06-08-12, 08:32 PM
Replies: 67
Views: 45,909
Posted By Snail
Hi Gary, I certainly would go for EDPM, if I...

Hi Gary,

I certainly would go for EDPM, if I can get it, when I finally finish
enough of my other projects to get onto the heating. It's the paint on type of liner that I was questioning.
Forum: Solar Heating 06-08-12, 03:30 PM
Replies: 67
Views: 45,909
Posted By Snail
Another point about burying the timber inside the...

Another point about burying the timber inside the insulation is that it will dry out even further than kiln drying can achieve. This doesn't directly reduce strength but may cause cracking around...
Forum: Solar Heating 06-07-12, 05:57 PM
Replies: 67
Views: 45,909
Posted By Snail
Hi A C Hacker, The problem of putting the...

Hi A C Hacker,

The problem of putting the insulation outside the wood is that the wood will be at elevated temperatures for very long periods. It is considered undesirable to have structural...
Forum: Solar Heating 06-07-12, 05:49 PM
Replies: 67
Views: 45,909
Posted By Snail
I should Google first. see here: Pump and...

I should Google first. see here:

Pump and Pipe Sizing for a Solar Water or Space Heating System (http://www.builditsolar.com/Projects/SpaceHeating/PipeSizing/PipeSizing.htm)

Quoting from that...
Forum: Solar Heating 06-07-12, 05:26 PM
Replies: 67
Views: 45,909
Posted By Snail
Hi Daox, Water can only drain faster than the...

Hi Daox, Water can only drain faster than the pump can supply if air is able to flow up the pipe against the water flow. Unless the return pipe is over-sized, I am a bit surprised that this would...
Forum: Solar Heating 06-07-12, 04:04 PM
Replies: 67
Views: 45,909
Posted By Snail
I've a question about the pumping heads. Once...

I've a question about the pumping heads. Once the flow is established, won't the return pipe, the down leg, be full of water? If it is, won't there be a siphon effect, effectively reducing the...
Showing results 1 to 7 of 7

 
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