Questions tagged [air]

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1answer
41 views

Air compressor first use - plug needs to be replaced? [closed]

I was wondering if anyone could help me with this problem. My brother bought an air compressor recently and found this note. What does that mean, which plug should we replace? This yellow one with two ...
1
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1answer
28 views

Can I use two layers of window film to create a narrow, convection-reducing gap?

This is a follow-up to this question. The official answerer A.I. Breveleri writes: The ideal separation distance between film and glass is 1/2 inch. Even 1 inch is too thick as it allows the trapped ...
2
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2answers
61 views

When it's smokey out, why does more smoke get into the house in the mornings and evenings?

We've had thick smoke outside our home for several days now due to the fires on the west coast. We're doing what we can to filter the inside air and keep excess outside air from coming in (covered ...
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0answers
38 views

Is it a good idea to blow hot air through drywall?

I have a small room with no windows and I want to cool it down. A friend of mine suggested me to get a portable AC, create a hole in the wall (drywall) and put the exhaust hose through the wall. This ...
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2answers
52 views

How to Fix Central AC Bringing in Outside Air - Smokey outside

We are located in San Francisco Bay area. There's a huge fire almost every year. We recently moved to a house where central AC brings in smokey outside air. We have 2 young children and I'm worried ...
1
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1answer
41 views

redirecting some air from outdoor A/C compressor into the attic to cool it down

I can't find any info on this question, and this might be a stupid idea... but anyway: The temperature in the attic is ca. 130F, 3pm, outside temperature 90F. ( Florida, 17y/o house ) Can I direct/...
0
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1answer
29 views

Air Flow using Vacuum and High Air Pressure Air

I am investigating container homes. Something about the modularity appeals to me. Regardless, I am thinking about one of the challenges that they face is to get adequate air flow without cutting ...
-1
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1answer
40 views

Creating positive pressure to keep secondhand smoke from seeping into a studio apartment

I just moved into a 325sf senior apartment and now live in a gas chamber. The second-hand smoke from the upstairs neighbors seeps into the apartment 16 hours a day through gaps around the shoddily ...
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0answers
26 views

Should I move an HVAC vent to the ceiling or on the opposite interior wall?

The below picture shows the current position of the vent (the white area over the sink). The blue patch above the toilet is a small window. The plan is to relocate the bath tub and position it along ...
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2answers
45 views

Is it correct for air to flow into home from under an addition?

I have seen multiple houses sitting on concrete basements or slabs where additions were added on to the house in the 1970s-80s and air flows directly from under the addition to inside the house. The ...
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0answers
24 views

My DA250C porter cable nailer wont fire suddenly. It just releases a bit of air?

Porter Cable DA250C 15 gage finish nail nearly new just stopped firing? Just releases a bit of air.
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0answers
15 views

air filter location for Nordyne Furnace Model KG7SL 090D-35C

I'm trying to change and replace the air filter for my furnace. It's Nordyne Furnace Model KG7SL 090D-35C. Picture attached. However I can't figure out where the air filter is located. Can someone ...
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0answers
56 views

Help reroute cold air return

I am working on opening up space between my lobby (on the right side of the wall) and the dining room area (on the left side of the wall). The section of the wall that is used as cold air return ducts ...
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2answers
78 views

How would you cover this vent?

I'm moving into a new home and one of biggest pet peeves I have is this vent in the living room. Any ideas for how to cover it? Do they have invisible frames that I could use instead? Any ideas/...
7
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2answers
300 views

Is Complete Ductwork Required to Start the Condensor?

I'm in the middle of rebuilding my entire AC system. I've got one 14" return and two 8" supplies hooked up to the blower (on a 2 ton system). I plan to add much more, but for now I want to ...
0
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1answer
53 views

Should I replace whole system or just leaky component? [closed]

The HVAC guy who screwed me (edit: i do believe he tried to find a leak the first visit, but the second visit he didn't seem to be bothered) on a refrigerant refill (see my other posts) is ...
1
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1answer
58 views

Evaporator Coil Cold, but Not Ice Cold

My temperature difference between my supplies and returns is only around 5 degrees F. I opened up my air handler to see if the evaporator coil was dirty, and it was clean -- but running the outside ...