This can be the leading cause for foul HVAC odors for many homeowners, which raises concerns about indoor air quality. Another indicator of an indoor air quality problem is the smell of dirty socks. Although this smell may be coming from the air conditioning unit, it is not actually the unit that is the problem.
Device. 1  Ratchet (device), a mechanical device that allows movement in only one direction. 2  Ratchet, a tool also known as a socket wrench. 3  Ratchet (instrument), a type of music instrument.
Ratchet wrenches from Sears come in all shapes in sizes, just like your jobs do. Thin-profile heads will allow you to sneak the ratchet into tight spaces. Flex-head ratchets will bend to reach those hard-to-reach bolts. Stubby models are great for compact places where a standard length handle is just too much ratchet for the job.