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every time i try to surf around this site i get a "slow script" message. any time i click on anything at all, i get the same. anybody have any help? i an using a mac with safari fyi. thanks

whats the deal with 24v uv lights? how do they compare withe 120v ones?

york champion hps use a pressure switch to initiate defrost.spiders are the biggest pain in the ass with the ps tubing in an odu. actually these champion units really live up to their name. ive...

um..are you sure? i always found that a larger coil surface equals more moisture removal. of course it needs to be set up correctly.

your contractor should be able to tell the cfms for each and every branch run of your ducting before they begin the install. a proper duct layout is based partially on the amount of cfms needed to...

speaking of the IAQ, just installed my first one the other week and found it pretty slick. just wondering if anybody has a link to any helpful info about setting these things up and/or wiring them....

as far as my experience goes, most of the newer geothermal hps that ive installed/serviced have a dedicated dhw mode. actually on hydroheat and waterfurnaces it runs before 1st stge heating and...

increased pain in the ass! really i think that modulating furnaces may catch on, but they like every modern geothermal hp i see, are extremely over engineered!!! seriously 300-600$ control...

sorry about that...

i thought that most heat loads are figured with an odt of no more than 95. i live in pa so i guess this would vary from region to reigon,

i realize that if there is a chart in/on the odu its best to use it; but i see alot of units with only subcooling charts on them. if its got a txv, no good. our company will work on anything so i...

so ive seen a number of target superheat charts around but am wondering a calculation ive recently stumbled upon. wet bulb times 3,minus 80, minus outdoor ambient temp.. just wondering if most use a...

so go ahead and explain subcooling the same way...