Questions tagged [air]
The air tag has no usage guidance.
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Does a bedroom without ventilation violate code?
I have a bedroom that has no heat/air vent. The room is approximately 120 square feet. Is this a code violation (I live in Utah) and how necessary is it for me to have at least one vent?
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AC blower after changing capacitor
My ac blower was not turning on last night. I changed the capacitor and the blower turned on. The ac ran fine for maybe a couple hours and the blower is not running again.
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How much air under tile is acceptable?
We hired a contractor to do redo our tile. One had to be replaced because it caved inward when a tool was dropped on it. We peeked under the adjacent tiles and there are giant areas without mortar. ...
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Connecting Amana Furnace Pressure Switch
Hello fellow DIY'ers,
I had to turn on the heating for the first time this season, our Amana gas furnace didn't stay lit for more than ~7 seconds. I did some research online, ended up cleaning the ...
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How to get rid of noise in the water tap
When I turn my plumbing tap on , it gives some whistle sound and I always get the sound , every single time.
Please find AV clip here.
None of the water taps give this whistle sound , how can I get ...
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Is this configuration OK for an air admittance valve?
Is this configuration OK for an air admittance valve with the valve on the opposite (right) side of the drain pipe?
The sink drains just as fast with or without the air admittance valve though it ...
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AC Heatpump fails after cooling for few hours
I live in the lower Ohio area. I have a heatpump, Airtemp brand air conditioning system that's only 6 years old, on days that are in the mid to high 80s (or hotter) the system will run until about 2:...
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Are there any reasons to not remove air vents through an exterior bedroom wall?
[August update]
Just wanted to add that all my windows have "micro-ventilation" - either by design or simply because they are old and have gaps. So essentially, there is always some air ...
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Need Help with 8x12 Register Vent in Primary Bedroom
Our primary bedroom currently has the worst cooling performance of all our rooms. It's farthest from the system and also gets the most sunlight. Our vent in this room is 8 x 12, and also sits on the ...
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3
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Master bedroom is unbearably hot and stuffy - what do I do?
My master bedroom leaves me SO STUFFY every morning. I wake up feeling like I have a cold.
The room sits at the top of the stairs on the second floor, directly across from the foyer. There is a large ...
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Indoor air conditioning unit makes whirring sound on startup
I have a cooling only air conditioning unit that makes a whirring sound for a few minutes and then the sound stops. It never made it before. The air conditioning unit is a Lennox brand from the 70s.
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Need help connecting C wire please model GSX16S481AA
I had this unit put in about 3 years ago and have had so many issues with thermostats. Can someone help me identify where to place the c wire? It is available behind thermostat but not plugged in. ...
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Do I need an adapter to connect this sprayer to my pneumatic compressor?
I don’t know what these connectors are called but when I connect my compressor to the spray head via the male connector it doesn’t seem like a solid connection and leaks air. Is there something else I ...
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Is it ok to connect air conditioner from one room to another using duct and exhaust fan
I have two rooms both has the area of 100 sq.ft and together 200 sq.ft.
According to AC tonnage calculation , 1.5 TON AC is enough upto 90 to 250 sq.ft area.
Sine I have 1.5 Ton AC , I'm thinking to ...
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How to bleed central heating in a bungalow with pipework going into the loft?
I am planning to change the radiator in the bathroom for a heated towel rail, but before I do, I want to be sure of the air bleeding procedure as I am only used to central heating in 2 storey homes.
...
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my air handler closet is heating up the room behind it in the summer when AC runs the most
My air handler closet gets hot in the summer. Likely because that’s when it runs the most or because it vents to attic and attic heat is coming in. Problem is that it heats up the room behind it. ...
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Why is my air conditioner causing rapid high CO2 levels?
I am wondering if anyone knows why when I turn my recently installed high-efficiency air conditioner on, CO2 levels rocket up in my house? (In just 4 hours they go from around 500ppm to 1200ppm, and ...
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New 1500 watt (rated) dust extractor power consumption. Bad unit?
I asked this in the electronic section and been recommended to take it here instead. I've come to this site to ask some advice. I recently bought a 2 HP (1500 watt) workshop cyclone dust extractor, ...
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Attic air sealing new construction
What is the best practice for attic air sealing when it's new construction?
In my jurisdiction I have to get my insulation HERS (California's new Home Energy Rating System) inspected before I can ...
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Circuit breaker tripping when heat kicks off [closed]
Why is my 70 amp circuit breaker trip periodically when my furnace blower motor kicks off?
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What is the opening on the back of wood stove?
I have a woodstove in the living area, and I am not entirely sure what the opening on the back of the wood stove is. The woodstove has a name on the glass: Regency.
My fear is that this is where air ...
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Crawl Space Encapsulation: How to deal with the "Chamber of Secrets?"
I have a south Louisiana home built in the 1950's with a vented crawl space. In the 70's, a den was added with a slab on grade foundation. In this addition, the back porch was converted into a ...
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My daughter room barely gets airflow. After looking in vent with camera the vent comes to a small point. Why would this be made like this?
Little airflow through vent. Can only get camera to a point and looks like a small hole. Is this normal for a vent, why would the vent be made this way.
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How can I insulate a window that's tight against the rough opening?
I had new vinyl triple pane windows installed several years ago. Long story short, the contractor placed the new windows directly on top of the 2x4 (home built in 1951) leaving very little to no space ...
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Can I add an extension to an air intake for apartment central A/C? Is this a health or code violation?
The apartment I am living in has a nasty odor coming from underneath the furnace/ac and water heater. The air for the furnace is sucked up from this underneath section making all of the air that is ...
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Noisy non-return valve - does this heating schematic make sense?
I am in the UK. I have an existing closed (pressurized) heating system with a boiler downstairs and the rest of the works + hot water tank in the cupboard upstairs.
Problem: when lots of radiators are ...
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Do wall ac/heater units bring in fresh air?
I live in an apartment with a combined wall AC/heater unit, like the type that you often find in hotels. Does this bring in fresh air when operating, or does it just recirculate the air inside the ...
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Why do compress air cans always seem to avoid mentioning their main use? [closed]
In the last couple of years, I've finally started buying cans of compressed air to blow out the dust from inside my computer, instead of using my lungs as I have done in all the years past. It feels ...
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Whirlpool Dishwasher leaks from the air vent
My Whirlpool Dishwasher WDF520PADM7 (2019) has the a passive style air vent on the upper left corner of the door (passive means there is no solenoid or fan). Water leaks from air vent assembly through ...
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Is DIYing a replacement of Electric Furnace and Air conditioner worth it?
My Air conditioner does not produce cold air, however heater part in Furnace works just fine. Air conditoner Unit is at least 20 years old and have no coolent left in the system. I am looking to ...
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Is there a difference between combining two fans in parallel and buying one with twice as much CFM?
I want to build something like an "air purifier". I'm considering a box where I have a big filter and I send the air from one side to the other.
I want to maximize the air flow through the ...
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Preventing air conditioner from running when temp is below 65 degrees outside
Could l wire a thermostat outside and and set is to 68 degrees and use it as a switch to prevent the air conditioner condenser from running when below 68 degrees. And use in-line with the yellow wire.
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Split air con : getting outside air inside
I have a split air con Samsung SH09APG. It's a typical air con machine, with an inside and outside unit.
I was thinking it would be really useful if it allowed the outside air to come inside the house....
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Dust buildup and vent airflow - Should my vents be completely open?
The room that I am in is particularly dusty compared to all the other rooms since I'm in it most of the time and it's very small with lots of stuff inside.
I do my best to dust every surface but it ...
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Outdoor Ac unit causes home cinema to hum
The design of my new home placed the outdoor ac unit of my ducted system right outside my home theatre.
I love my new house but this is really bothering me as it makes the home theatre feel like an ...
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Purchasing parts for my HVAC as a retail user
My Trane air handler recently stopped working and after the couple of visits arranged by the home warranty service company failed to resolve the issue, I managed to identify the control board parts ...
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AC blower unit stops working intermittent
Recently my central AC's blower unit stops working intermittently after its been on for a few days with no issues. When it stops working, I will wait a few hours and then turn on the thermostat to AC ...
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Is there a window or portable AC system I can use with an hopper window without removing window?
I'm trying to see if it's possible to install a portable AC with hose in this dorm room hopper window without removing the window (See picture attached). I can't seem to find anything online nor a kit ...
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What size duct for make-up air?
I have an industrial exhaust fan venting heat from the top of a stairwell. It is a CentriMaster ModelPRN PRN110 with specification sheet here: http://www.acmefan.com/InformationFiles/ModelInformation/...
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How to pump gases? (not compress them, nor create vacuum, just pump) [closed]
I have a container that is not hermetically sealed. It is filled with a certain gas/vapor: gaseous water (steam). I want to pump the gas/vapor outside, to the atmosphere. I have 2 questions:
1- What ...
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How do i reduce and split hvac duct from 8" round into two rooms
Hi i have small minisplit with 350 cf/m i attached a plenum with 8 inch ridgit round duct attached to it now i need to run it into a bulkhead where one register goes into a small room aprox 12x12 ...
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Can I vent portable air conditioner into the garage?
I have a bonus space that is attached to the garage that we use as a home gym. I want to be able to run a portable air condition when working out. It will only run 2-3 hours a day and probably only ...
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is it legal to have the air intake (for heater and ac) coming from outside in CA?
Our apt. building has the heater and ac air intake outside (collecting air from our driveway) in stead of coming from inside. is this legal?
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Would an electric furnace prevent outside air from coming inside my house?
I have an old oil furnace that is vented to a chimney flue, with a damper.
I live in Maryland in a county where burning yard waste is legal. This can cause me to have an asthma attack when my furnace ...
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Why would a polarized plug not fit into a polarized extension cord?
I purchased a somewhat expensive name brand Beautyrest air mattress. Its electronic pump is at the foot of the bed, and its electrical cord is shorter than the length of the bed, making an extension ...
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Geo thermal air conditioning by natural air circulation
I live in the Caribbean and during the hottest evenings the temperature is around 86 degrees. We use conventional air con in the bedroom set at 80 degrees. The air temperature in the ceiling is much ...
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5 hp air compressor wiring
5 hp 80 gal 208/230 volt air compressor, amps 18.6-17.5, LR amps -95, KW- 2.98
Located 80-100 feet from panel--looking for wire size and breaker size thanks John
on 230V circuit
hp listed on tank ...
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Repurpose old compressor
I recently came across someone who was throwing away an old craftsman air-tank and compressor. They claimed the compressor did now work anymore as it would never build pressure.
I had an old ...
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Air handler fan relay keeps shorting out after using heat
Comfortmaker - FEM4X3000BL
I’ve had two fan relays go bad in the past month, each time after using heat. (This is in Florida, we only turn the heat on a few times a year.) Wiring diagram attached. Any ...
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Looking for a 14"x20" high quality furnace filter [closed]
With increasing dust, I'm looking for a good quality furnace air filter. This lead my search to the following:
Honeywell 14 x 20 x 1 Elite Allergen (FPR 10)
Filtrete MPR 2800 (MERV 14)
My issue is ...
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