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Search: Posts Made By: Tango Charlie
Forum: Conservation 10-03-09, 01:46 PM
Replies: 47
Views: 18,816
Posted By Tango Charlie
Ah, you'd think so, wouldn't you? ;) ...

Ah, you'd think so, wouldn't you? ;)
Unfortunately, a simple check valve is not an approved backflow preventer. You'd get away with it in an unregulated area, but it wouldn't be the responsible...
Forum: Conservation 09-28-09, 10:54 AM
Replies: 47
Views: 18,816
Posted By Tango Charlie
Thanks, Daox. That's an interesting link. The...

Thanks, Daox. That's an interesting link.
The problem with roof washers is that they only work as designed in areas that get downpours in between periods of no rain. As the fella experienced, being...
Forum: Conservation 09-24-09, 07:17 AM
Replies: 47
Views: 18,816
Posted By Tango Charlie
Sorry for the delay. No, there are no updates....

Sorry for the delay.
No, there are no updates. I was laid off in July, so no work has progressed on this project.
The downside is the cost of the solenoid valves and the backflow preventer. You...
Forum: Conservation 06-23-09, 11:59 AM
Replies: 47
Views: 18,816
Posted By Tango Charlie
Here's the latest concept I've been pursuing....

Here's the latest concept I've been pursuing. This week I'm trying to source the solenoid valves that will select city or rain water. The boss tells me that geothermal systems use electrically...
Forum: Conservation 05-29-09, 11:43 AM
Replies: 47
Views: 18,816
Posted By Tango Charlie
10 psi is all the lower I tried. It was getting...

10 psi is all the lower I tried. It was getting late in the day so I called it quits. It would be interesting to go lower. I'll try that next week. (I'm still on four day weeks, Fridays off)
Forum: Conservation 05-28-09, 04:51 PM
Replies: 47
Views: 18,816
Posted By Tango Charlie
This week I finally got around to doing some...

This week I finally got around to doing some hands-on testing. I rigged our mock up to a garden hose and recorded some tank refill times at various pressures. The garden hose gave me around 46 psi...
Forum: Conservation 05-06-09, 11:30 AM
Replies: 47
Views: 18,816
Posted By Tango Charlie
Lightbulb I wanted to post some rough schematics that I've...

I wanted to post some rough schematics that I've sketched up to show what I've been coming up with, but since this is a paying customer's project, I probably shouldn't. Non-disclosure statements and...
Forum: Conservation 04-29-09, 12:33 PM
Replies: 47
Views: 18,816
Posted By Tango Charlie
No big updates yet. The client liked my report...

No big updates yet.
The client liked my report and our mock-up, so work will continue.
Still researching plumbing codes and trying to wrap my head around backflow prevention valves.
Forum: Conservation 04-23-09, 08:32 AM
Replies: 47
Views: 18,816
Posted By Tango Charlie
Ha ha! you kill me, wyatt! :p You've officially...

Ha ha! you kill me, wyatt! :p You've officially done more hands-on work than I have with this project! I'm still stuck in my cubicle researching plumbing codes, since we don't know what we don't...
Forum: Conservation 04-22-09, 03:57 PM
Replies: 47
Views: 18,816
Posted By Tango Charlie
Why would I get tired of your ideas? That's why I...

Why would I get tired of your ideas? That's why I posted here! :D :thumbup:

We could eliminate pump 1 and use a simple logic program to mix the two sources into the attic tank. Would need a level...
Forum: Conservation 04-22-09, 08:57 AM
Replies: 47
Views: 18,816
Posted By Tango Charlie
What you've described, wyatt, is an auto-fill...

What you've described, wyatt, is an auto-fill device (http://www.harvesth2o.com/PR_RainAid.shtml). What I don't like about it, is that now you're introducing the nasty hard city/ground water into...
Forum: Conservation 04-16-09, 09:20 AM
Replies: 47
Views: 18,816
Posted By Tango Charlie
Well, the goal is to meter in rainwater with the...

Well, the goal is to meter in rainwater with the city water going to the toilet, in varying proportions. During a drought, more city water will need to be used, to prevent exhausting the cistern, and...
Forum: Conservation 04-14-09, 11:03 AM
Replies: 47
Views: 18,816
Posted By Tango Charlie
Rainwater is naturally soft, but corrosive to...

Rainwater is naturally soft, but corrosive to metal plumbing. PVC and PEX are recommended.

What am I gonna make the valving out of? $tainless? Injection-molded plastic? Hmmm...
Forum: Conservation 04-09-09, 03:31 PM
Replies: 47
Views: 18,816
Posted By Tango Charlie
Yup, seems that "Everything old is new again". ...

Yup, seems that "Everything old is new again".

I've been surprised how widespread 'rainwater harvesting' is around the globe. It's even a required design element for new construction in Bermuda...
Forum: Conservation 04-08-09, 11:13 AM
Replies: 47
Views: 18,816
Posted By Tango Charlie
Question Harvested rainwater for non potable use in the home

I am a technical writer/engineer at a small company that does contract engineering.
i.e.; people come to us with an idea and ask us to make it work.

Technical Services...
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