Whew....I was dredging through ancient memory cells for that bit <G>. I don't use heating cables or UG filters in my planted tanks....just substrate (sometimes with potting soil underlayer), and sponge filters. The sponge filtration cuz I often having breeding activity and don't want to have to worry about larvae being sucked into a filter <G>. Betty Goetz > Betty, > > Of course you are right too... I forgot the point of increasing water > circulation throughout the bed. Of course a simpler and cheaper way is > to just use an under gravel filter plate. And yes you can grow plants > with them. :) > > Mark > --------------------------------------------------- > Mark Pearlscott, LMP > Treatment Massage, The Injury & Pain Relief Clinic > 4500 9th Avenue NE, Suite 300-34, Seattle, WA 98105 > http://www.TreatmentMassage.com > (206) 234-9929 > > "Assisting You to Wellness." > --------------------------------------------------- > > > haika@drizzle.com wrote: >> Isn't the whole point of an UG heater to create circulation through the >> gravel bed in the absence of an UG filter, not specifically to >> heat-the-roots? >> >> Betty Goetz >> >> >>>Is your idea of an undergravel heater to increase plant growth rate? >>>With an undergravel heater, the roots would be warmer than with other >>>types of heaters. >>> >>>My plants seem to do better at a slightly lower temperature than my >>>fish do. >>>Does anyone else see the reverse? >>> >>>John >>> >>> >>> >>> >>>On Jan 5, 2006, at 2:34 AM, myth wrote: >>> >>>Doh! I knew I'd catch something wrong. In question #3, I said " How >>>much can I expect to spend for a 75 gallon? " What I meant was, how >>>much can I expect to pay for a substrate heater setup for a 75 gallon >>>tank. Googling doesn't seem to tell me if it's just the cable or if >>>I'll need extra bits. >>> >>>And finally, the books I own are "Setting up a Tropical Aquarium Week >>>by Week" by Stuart Thraves. It's great, but very much a beginner's >>>book so it doesn't cover a lot of fish.. The other book I own is a >>>secondhand "Aquarium Encyclopedia" by HPBooks. It's large, but old, >>>and technology has outpaced it. >>> >>>Alex >>> >>> >>>_______________________________________________ >>>GSAS-Member mailing list >>>GSAS-Member@thekrib.com >>>http://lists.thekrib.com/mailman/listinfo/gsas-member >>> >>> >>> >>> >>> >>>Dr. John F. Ruhland >>>The Natural Health Medical Clinic >>>4002 - 25th Avenue S, Seattle, WA 98108 >>>206-723-4891 >>>www.drruhland.com >>> >>> >>>_______________________________________________ >>>GSAS-Member mailing list >>>GSAS-Member@thekrib.com >>>http://lists.thekrib.com/mailman/listinfo/gsas-member >>> >>> >> >> >> >> _______________________________________________ >> GSAS-Member mailing list >> GSAS-Member@thekrib.com >> http://lists.thekrib.com/mailman/listinfo/gsas-member >> > _______________________________________________ > GSAS-Member mailing list > GSAS-Member@thekrib.com > http://lists.thekrib.com/mailman/listinfo/gsas-member > > _______________________________________________ GSAS-Member mailing list GSAS-Member@thekrib.com http://lists.thekrib.com/mailman/listinfo/gsas-member