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Questions tagged [heat]

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21
votes
4answers
5k views

How to get rid of CO₂ in a house with A/C in hot summer?

Recently, I've been measuring the CO₂ concentration during multiple nights and the levels in the bedroom where I sleep are very high and unhealthy (over 1600 ppm). I use an AirVisual monitor, which ...
5
votes
1answer
2k views

Why does my furnace only work after power reset?

I’m having issues with my furnace sometimes not kicking on. I hear the furnace start, But then it will not fire. However, If I go down to the basement and flip the power switch off and on the ...
5
votes
1answer
171 views

Will the concrete slab in a partially heated shed conduct a lot of heat to the unconditioned area?

I have a barn-garage type outbuilding (I believe it was a small barn originally; it has that kind of tall, roomy upper loft). It's about 40 by 20 feet. It's got a concrete foundation and the lower ...
4
votes
4answers
2k views

How to prevent heat loss over a recessed light?

I have a recessed light installed in a sloped ceiling - no attic space over it. On a cold morning when there is frost or snow on the roof and I stand outside the house, I can see a warm spot directly ...
3
votes
3answers
14k views

How can I heat up my apartment to kill bedbugs in Southeast Asia?

I have a bedbug problem in my apartment and I want to fix it myself with heat. (I do not want chemicals sprayed around.) Apparently, getting a room to 140 degrees for two hours is sufficient to kill ...
3
votes
2answers
15k views

Are there optimal positions for A/C and heat register grills to be facing?

I noticed a while ago that some of my A/C and heat register grills are facing the walls and not the room (the insides of the curves on the grills face the walls) in some rooms but not in others. My ...
2
votes
2answers
3k views

Gas furnace air is cooler (but NOT COLD) during bitter cold days - why?

I have a Lennox central gas furnace. It is only about 3 years old, and was on the very high end of the models available in terms of energy efficiency and such. I sprung for a more expensive model ...
2
votes
2answers
52 views

Curtains for a non-air-conditioned apartment in the tropics

We live in Mumbai - West coast of India, tropics. Summers are from March to July with temperatures reaching early 40 degree Celsius and a lot of humidity. It rains from July to September with ...
2
votes
5answers
4k views

PEX Pipes running along Ceiling on Inside Wall

My landlord fixed a leak from the baseboard heating system using a plumber who decided to run the red [guessing PEX pipes] from the water heater/boiler to the baseboards along the ceiling. The pipes ...
2
votes
1answer
4k views

Heater will not shut off when it reaches desired temperature

I am just noticing this running the heat. If I set the thermostat to 70 it will run and run and the temperature reads 70 but the unit does not shut off. If I turn it up to 72 and then when it reaches ...
2
votes
2answers
2k views

One shower runs out of water in 7min.. Other stays hot forever!

I live in an apartment complex where the rooms/bathrooms are identical, and there is one gas water heater for each unit. My shower will stay hot as long as I want it to, but my roommate has to rush ...
2
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0answers
1k views

Trane Weathertron Stat to Honeywell RTH2510

I have a Trane Weathertron thermostat thst I am replacing with a New Honeywell RTH2510. This is a heat pump with auxiliary electric heat. The wires on the Tran thermostat are. R, T, O, G, Y, B, X2 ...
1
vote
2answers
358 views

Understanding electric heaters power

I have tried a few electric heaters but they are not strong enough. My electric stove emanates more heat that those portable electric heaters. So Perhaps I am not looking for the right thing. What is ...
1
vote
3answers
5k views

Is it bad to close furnace dampers in order to balance temperatures seasonally?

I have a two story home. As such, it's always hotter on the second floor than the first floor. As advised by many articles and how-to videos out there, I usually close the dampers in the ducts ...
1
vote
3answers
9k views

On a true 60 amp 240 volt circuit will each side of the breaker carry more than 30 amps if required?

If my distribution panel on my boat is wired 240 v 60 amps max and there are many 120 v 15 a circuits, if one side of the 120 v panel starts to draw more than 30 a, will the breaker compensate by ...
1
vote
3answers
80 views

What are some quick and affordable insulation solutions for a shed?

I'd like to use my wood shop in the winter. It's a detached, 20x14 shed and I installed a 5000watt garage heater already but it takes a while (hours) to heat up and it's probably very wasteful since ...
1
vote
2answers
1k views

Any suggestions for incorrectly-wired thermostat?

I foolishly got myself into this mess. Any suggestions? 1923 house with original steam heat (gas). The addition (~1998), has hot water (baseboards). I tried to replace the addition's thermostat, and ...
1
vote
1answer
680 views

Can dryer vent touch ABS pipe?

I am installing a dryer vent (using rigid aluminum vent). The vent will be running along the same path as a 1.5" ABS pipe (which is used as drain vent, so no water flows through it). Would it be a ...
1
vote
2answers
67 views

Gas Furnace only, is Y wire needed?

I have force air (propane furnace). I would like to upgrade to a new "smart" thermostat, but they didn't run a C (common) wire which is required for most of these units to run properly. I do however,...
1
vote
1answer
95 views

Dangers of Heating a Bedroom up to High Temp

In order to kill bedbugs and clothes moths, I was thinking of putting portable heaters in my bedroom and raising temperature to 120 degrees for an hour or so. If I take out thinks like alarm clock ...
1
vote
4answers
345 views

Why does my house feel toasty when it's very cold outside, but cold when it's only a little chilly out?

My house has gas-powered hot-water radiators for heat. Ever since we moved in, I've noticed that if the temperature is just a bit chilly outside (40°F to 50°F), the house feels very cold and everyone ...
1
vote
2answers
76 views

can i safely turn on my heat with my water not turned on in my house

i just moved into a hous3e and my water wont be turned on until next week but its cold in my house. I was wondering is it safe to turn my heat on. i have radiator heaters and i think they run off ...
1
vote
1answer
97 views

Why is my thermostat turning the heat on too soon?

I have recently come across an issue with my thermostat and when and how my heat comes on. My thermostat seems to be an old round Honeywell. I set my temp at 65 typically. As of last night my ...
1
vote
1answer
59 views

Rooms not at 69 F set temp

It is 5 F outside; however, I have not had any problem with getting desired heat in rooms, until today. We have gas heat in our house. I hear water thru the hot water baseboard heaters in every room. ...
1
vote
1answer
77 views

Fireback with gas line

I have an old brick fireplace that had a gas line installed in it years ago. It works fine, but doesn't produce much heat when it's turned on (most heat goes up the chimney). I've read that a cheap ...
1
vote
1answer
488 views

preventing pipes on an outside wall from freezing

I remodeled my cabin to a four season home. My pipes have frozen twice. I removed casing because I was planning to install heat tape. I noticed my builder had not put any installation behind the pipes....
1
vote
2answers
3k views

3 zone boiler heat, one zone is too hot

I have a 3 zone boiler heat system, one t-stat for each floor. It's worked fine for years except twice in the past few months. The first time I was out of town and my wife called and said the upstairs ...
1
vote
2answers
1k views

Optimizing heating in a heat-pump + electric resistive system

Outside, I have a LENNOX 13hpx-036-230-17 compressor: Inside, the air handler is a LENNOX CBX25UH-036-230-1: The air handler lists 36,000 BTUH cooling capacity, with r410a at 450psi, cust part # ...
1
vote
1answer
343 views

How do you troubleshoot a baseboard heater that is not heating up?

I have baseboard heat and we are not getting heat on one room. Can't bleed air from the baseboard itself. How do I troubleshoot the issue?
1
vote
1answer
45 views

Hook up new thermostat

Top brown picture is my old thermostat white is the new one , do I have it wired correct? On out side unit we have replaced motor, fuses, compassator ,cc contactor ,relay . We have a heat pump. But ...
1
vote
0answers
59 views

Energy loss through bathtub drain

I noticed that there is significant heat loss at my bathtub drain. If I put my hand above the bathtub drain, I feel an icy draft. The plumbing is directly under the bathroom, in an unfinished ...
1
vote
0answers
29 views

Portable heat pump strange thermostat

I've got an Olimpia Splendid Ellisse HP portable heat pump with strange/incorrect thermostat readings. According to another thermometer the room temperature is currently 16.9C, the heat pump ...
1
vote
2answers
347 views

Furnace Blower fan doesn't start

I have a keeprite high efficiency furnace that Was a part of my new house. It's 2016. The Honeywell thermostat is set at 23 deg C. This is what happens when the temperature is below the cut-off I ...
1
vote
0answers
18 views

Hot water ghosting

Hot water gets really hot. When heat zone calls it is also traveling through hot water zone. I replaced taco flow ck valve. It is branched off of same feed going to heat zone valves but I was tol that ...
1
vote
0answers
626 views

Any ideas for reattaching these baseboard heaters to the wall?

This baseboard heater (Hunter Heatmaster Convection Baseboard Heater - Model 35514) has come away from the wall. Its twin is having a similar problem. It seems neither was installed using a drywall ...
1
vote
1answer
751 views

Honeywell VR8300A3500 Single Stage Heat Gas Valve to Ecobee3 with C wire

Hey everyone have a quick question regarding a honeywell VR8300A3500 Single Stage Heat Gas Valve and the introduction of a Ecobee3 wifi enabled thermostat with a "C" wire. just want to make sure i am ...
1
vote
0answers
13 views

How to add extra 24VAC wire (C wire) [duplicate]

I have recently bought a Honeywell rth9580 programmable WiFi thermostat. Unfortunately I have old electric heating/cooling system probably from 70's. The system is based on two relays (I guess ...
1
vote
0answers
89 views

How to insulate roof from heat (sunlight)

I'd like to insulate roof which is over my flat in 4 store building. MY flat is the last one and every summer is a killer for me as about for 1 month a year I have constant temperature of 30 Celsius. ...
1
vote
1answer
1k views

What should we do about asbestos tape on heat ducts?

My daughter just had a home inspection of a home from 1900 and there was asbestos tape noted on the seams of the duct work. What should we do? And I am assuming it is not only on the visible ducts. ...
0
votes
1answer
63 views

Can I warm up “cold patch” in a microwave?

I found two asphalt patching products online that are designed to be heated in the microwave. Both are out of stock. Can I heat up ordinary "cold patch" or "trowel patch" in the microwave?
0
votes
4answers
408 views

240v baseboard heater on a 120v circuit using a step up transformer ?

I have been wondering if this is possible or not? If you wanted to run a 240v ac baseboard heater on 120v ac couldn't you just just use a 120v ac to 240v ac step-up tranformer? I already know what ...
0
votes
1answer
83 views

Dry sauna using heat gun

Thinking of building a small one person dry sauna and just running a heat gun blowing into bricks or rocks inside the sauna to heat it to 180F. Any reason this would be dangerous? Like the plastic ...
0
votes
2answers
2k views

Heat shield for pantry cabinet?

The wonderful designers of my kitchen installed a tall (oak) pantry cabinet next to the range. I am concerned that this is a fire hazard. Is there anything I can do to mitigate the heat from the ...
0
votes
1answer
45 views

What profession/company is specialized in home air leaks?

We have purchased a condo a couple of years ago. We had it inspected by a pre-purchase-home-inspetor company as it is the common thing done around here. We live near Montreal in Canada, where it can ...
0
votes
2answers
664 views

Which Transformer for 220v to 24VAC for Heating Smart Thermostat

I have a 220V electric baseboard heating system which is controlled by a 24 VAC 2 wire thermostat (RH, W). There is a 220V to 24VAC relay in the circuit from the thermostat to the heating system. I ...
0
votes
2answers
43 views

What can I do to further reduce solar heat gain with existing Venetian blinds?

Have a large bedroom window that get's very hot late afternoon sun in the peak of summer. It has basic white aluminium venetian blinds on it that from what I am aware don't offer much in the way of ...
0
votes
1answer
915 views

water heater bottom element not functioning after thermostat and element change

This thursday, we realized that we have a lot less hot water than before, so I went to check out the tank and sure enough, the bottom element was not heating anymore. I did a few tests with my ...
0
votes
1answer
2k views

How much electricity does a thermostat consume?

I live in a condo and the heat is supplied by a gas furnace located in the building. Heat is included in my condo fee but I'm wondering if turning on the thermostat uses any electricity and how much?
0
votes
2answers
158 views

Outdoor Outlet switch for Heat Cable

I will be replacing my Heat Cable on my roof. Currently we have to plug it in manually when we want it to 'run'. This isn't a big deal but is annoying. I'm not to interested in the sensors, i'd just ...
0
votes
1answer
5k views

Gas / baseboard heating should be on but it's not — how to investigate?

This is my first Winter in this house and I've just realized that I can't make the heat turn on. The home has natural gas heating and baseboard vents. There's no A/C or other units; just baseboard ...