Different Central air conditioner and furnace brands? When it comes to HVAC, should we go with Carrier, Goodman, York, or Lennox? [more inside]
posted by exhilaration on Jun 7, 2012 - 15 answers

I have air conditioning vents in the floor at the side of the room. The vents can be angled in different directions. If I put a large dresser against the wall, above a vent, with clearance of a few inches, will it be substantially detrimental to heating/cooling?
posted by East Manitoba Regional Junior Kabaddi Champion '94 on Mar 26, 2012 - 8 answers

Replacing the AC and furnace -- is now the time to buy? Tell me what you know about rebates! [more inside]
posted by amanda on Jul 28, 2009 - 10 answers

Owning a home is fun! Our latest adventure in homemaking involves our heating and cooling system, so we're having to make some long-term decisions with very little first-hand experience. [more inside]
posted by grabbingsand on Apr 22, 2005 - 3 answers

Which direction should I point the louvres from my heating/ac vents? [more inside]
posted by crawl on Feb 8, 2004 - 4 answers