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I think this winter will be the last opportunity to get a fair deal on a 30lb jug of R22, about $245 online shipped, maybe a little less before December. Does anyone think with next year 2015 reduction requirement prices will skyrocket or fall flat? I think by spring 2015 a Jug will be at least...

I came upon this website from a veteran tech & HVAC company owner who was injured and is now devoted to helping home owners learn the secrets of trade and common home HVAC repair. Quite a bit more then the just housekeeping maintenance, this site incorporates both repair topics and a YT channel...

Some of you will probubly speak up and tell me you already knew this. But it was news to me when I stumbled upon this installation video. Not only has this company used no-loss quick connect fittings on a pre-vacuumed line-set, but their line-Set (except the end connectors) are made of flexible...

Im in the final research steps of pulling the trigger on a 24K, 22-seer, single evap, mini-split for my home and rentals. The biggest part of the research has been working my way through the layers of Advertisers, Dealers, Brands and Suppliers, and manufacturers, just about in that order. While...

With respect to ductless mini-split, anyone with experience know which of the top two JP compressors which are better made Hitachi or Toshiba. I believe, but not based on experience that Hitachi is better. But another part of me says that since they are both JP they gotta be about the same and...

As some of you have read I'm a certified Tech exclusively for my rental units, my main home and the aging 4 ton split central ducted units that are inside them. Here in SW AZ an AC failure in summer requires immediate action and results when its 105-125F outside. I have taken care of the short...

With all the talk about efficiency why hasten any AC companies found a way to create a system that automatically switches from AC to evaporative cooling automatically since evaporative cooling is 5-10 times more efficient than traditional AC “WHEN” conditions are right. I'm so tired of having...

In the Navy one of my many jobs was to assembled high pressure synthetic rubber hoses some steel braided of every size and type for high pressures ranging from 120 psi to 4000psi working pressure. Lines had to be flexible to accommodate moving hydraulics and robotics in the worst of conditions...

DuPont ISCEON MO99 (R-438A). Has anyone used this stuff yet? I was about to pull the trigger on a new 30lb jug of R22 for $245 shipped for a friend when I saw this add from DuPont which claims it has developed a cheap true drop in replacement with identical performance properties, is mineral...

Before you know it fall will be here and Arizona will be in its 2nd spring season in reverse. At that time when temps get down in the low 80's I really want to do more for my home and rental units 10/11 year old 4 ton split systems other then just the yearly preventative and cleaning...

QUESTION: Should I buy for such a temp emergency 1 large 24000BTU window AC for 1300-1600SF rentals, OR should I buy 2 12000BTU window AC units for 1300-1400SF. The 12000BTU units weigh only 60lbs each to lift overhead (7feet) into position, while the 24000BTU weighs twice as much (130 lbs) it...