Type: Posts; User: rhb4321
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07-15-2008, 11:56 AM
We just did this. Do the barrier first as; it's messy (better to have the mess on your old equipment than new), and they often knock ducts and things loose as they move around your attic (they...
06-25-2008, 08:44 PM
bump - No opinions/guidance?? That's odd.....;)
06-25-2008, 10:15 AM
I posted a week or so ago, and have used that input to narrow it down to Carrier Infinity 17 24ANA748A030 58CVA090-16 furnace CSPHP4812ATA coil or Rheem RARL-JEZ48 RGPR-07B furnace RCFLHM 4821AC...
06-19-2008, 06:19 PM
Absolutely, fixing the ductwork is a must-do to get things working properly. I've been mostly focused on EER, as the SEER rating methodology doesn't fit Texas summer weather. I thought 12.5 or more...
06-19-2008, 01:14 AM
Sorry, don't understand your question......
06-18-2008, 10:33 PM
You guys are great!! Thanks for all of the advice. My trusted HVAC repair guy came out today and found a small leak in the condenser coil, so dumped in some R22 to get us working again until I can...
06-18-2008, 07:43 PM
Oops, posted the one where I DID use a "safety factor". The one using CALC design conditions was a "bit" lower, but still in the "which way do I go" range.
I am interested in some of the comments...
06-18-2008, 02:59 PM
Here's the HVAC-Calc design conditions and summary report for the zone in question:
Design Conditions: Dallas
Summer temperature: 72 Summer temperature: 105
06-18-2008, 12:53 PM
I actually did the load calc using HVAC-Calc and the pre-loaded settings for Dallas, TX, then had the contractors validate it. As to comfort, it struggles a bit during the hottest days, but I'm...
06-18-2008, 02:12 AM
Hello all, I've been researching new HVAC system for one of the zones of my home in Dallas, TX. Good thing, as my AC went out today, so will likely replace unless it's a cheap fix. Current...
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