Insulating an exhaust fan duct is a particularly good idea for bathroom ventilation fans with ducts that are routed through an unheated space, such as an attic. When a vent fan does its job, it moves warm, moisture-laden air from the bathroom to the outdoors, but when that air runs thro...
Seal the ducts that transfer the air to and from the central AC unit to save as much as 20 percent on your cooling costs. Duct-sealant or metal-backed tapes works well to seal the seams and connections of ducts in your attic, crawlspace, garage or basement. Wrap the ducts in insulation...
Find and open all dampers within the forced-air ducting system. They may be under the floor (in a basement or crawl space) or in a ceiling (in an attic or access area). Place identical thermometers 3 feet from major ducts for 30 to 60 minutes and note temperature differences. To verify...
It’s not uncommon to have a bat or bird flying around inside the main living spaces of your home. In the summer, birds can easily enter the home through a patio door or window that’s been left open. Once you’ve shooed it back outside, check your attic. It’s unlikely, but poss...
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In the event your AC goes out, though, attic fans can act as a backup to help keep your home from heating up too quickly and to keep you cooler until your trusted HVAC contractor can repair or replace your system. Space is important when considering attic fan installation. Measure to make...
dissolved copper deposits that have dried. The plastic drain pan looks in good condition with no cracking or leaks. Overall, not too bad for a 9 year old evaporator coil. I should expect to replace the coil and/or air handler in a season or two as it approaches the end of its ...
Air leaks can also occur through openings in the wall, floor, and ceiling from plumbing, ducting, or electrical wiring. Hot air rises and escapes through small openings, whether through ducts, light fixtures, or the attic hatch. As the natural flow of heat is from warmer to cooler areas, ...
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Air leaks can also occur through openings in the wall, floor, and ceiling from plumbing, ducting, or electrical wiring. Hot air rises and escapes through small openings, whether through ducts, light fixtures, or the attic hatch. As the natural flow of heat is from warmer to cooler areas, ...