Re: [RE-wrenches] Hot water tank liner recommendations?

2008-08-26 Thread David Palumbo
Wrenches, Does anyone have a recommendation for a waterproof material to line a 950 gallon hot water storage tank? This insulated storage tank will have heat exchange coils from a wood fired Tarm boiler as well as from SHW collectors. The liner must be able to withstand temperatures of 180 degrees

Re: [RE-wrenches] more on roof penetrations

2008-08-26 Thread R. Walters
Oh just because the L foot was bad mouthed on the list earlier, although no one had ever had a reported problem, even with installs 20 years old. I think its actually your new product line of cool flashed mounts that made us all feel inadequate with the venerable L foot. Glad to hear about t

Re: [RE-wrenches] more on roof penetrations

2008-08-26 Thread Chris Meier
We changes from a stainless steel hanger bolt to a Galv. hanger bolt because of customer input about 4 months ago. At risk of sticking my neck out can you define why you call it the dreaded L foot? Chris Meier Product Manager UniRac, Inc. 1411 Broadway Blvd. NE Albuquerque, NM 87102-154

Re: [RE-wrenches] 48 VDC to 24 VDC converter

2008-08-26 Thread mark
You may want to consider one of Frank's units. http://bzproducts.net/_wsn/page4.html   Ships from St. Louis, so there's no time and money lost to crossing the border for the initial purchase or any repair issues later.  The units are rugged.  I have seen no failures with these. (No, Frank did not p

Re: [RE-wrenches] 48 VDC to 24 VDC converter

2008-08-26 Thread R. Walters
Any chance of getting power directly from the batteries back out to the tracker? Then you could use Solar Converter's DC to DC unit. I found the Wattsun trackers worked a lot better when powered from the battery. The evening reset to the east will get you noticeably more energy. Ray On Aug

Re: [RE-wrenches] Power-Save and Power Works

2008-08-26 Thread Chris Schaefer
To All, the word from my local utility here in NY is residential meters are just real power (Watts). For large commercial accounts they do measure the reactive power as well (VARs). Hope this helps. Chris Schaefer Solar and Wind FX Inc. 5115 South Hill Road Canandaigua(Bristol Center) New

Re: [RE-wrenches] 48 VDC to 24 VDC converter

2008-08-26 Thread penobscotsolar
Hey Todd, Try these guys. We've been using their equipment for years, and while early on (maybe 12 or 13 years ago) we had some problems that is no longer the case. http://www.solarconverters.com/ Daryl Penobscot SOlar Design NABCEP Certified PV installer > Wrenches, > > I am needing a 48 VD