For general questions on heating in your home.

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4answers
364 views

How can I efficiently heat a bonus room above a detached garage?

I'm planning a 20x20' detached garage which will have a bonus room built into the roof trusses. I'd like to use this bonus room as my home office — so, since I live in the cold North, it'll need a ...
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1answer
107 views

How far away from the wall should ceiling heat registers be?

I'm installing ceiling heating registers. Are they required to be a certain distance from the wall?
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1answer
114 views

Stop heat loss through unused chimney duct

We had a 10 inch diameter metal chimney duct running from the basement to the roof. After replacing the furnace with a direct vent one it was no longer used. Cue more renovations and the section on ...
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2answers
108 views

Is it good that windows are shut when heating is on

Many apartments require all windows to be closed during winter when the heating is on. But even when the apartments have central heating, as far as I know about my current apartment, it just circulate ...
2
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3answers
168 views

How to measure heat in a Manhattan apartment?

Our 47-year old Mid-Manhattan hi-rise building is generally well maintained but whenever we complain to the super that we don't get enough heat, he sends a handyman with a "mercury" thermometer to ...
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1answer
102 views

Can I replace this Airwell thermostat?

I am in market to replace my simple A/C control unit with one that integrates with home my z-wave based home automation system. However, before I make the splash and buy a compatible thermostat, I ...
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1answer
57 views

Why are my water/radiator pipes whistling when I shut down the heating system?

With winter coming up, I started to heat the house and for the first time the radiator pipes are starting to whistle when I heat and then shut down the system. I have a big house and I need to shut ...
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3answers
1k views

Why does my central heating unit continue to run after reaching its set temperature?

Why will the central heating unit continue to run after reaching the set temperature? It does not read that it is reaching a higher temperature, it just continues to run at the reached temperature ...
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1answer
110 views

furnace not staying on for heater!

I have a.Lennox furnace not sure of the model it was installed in the basement in 2008 also.has. a/c connected . but I noticed my house was getting a lil cold so I messed with the thermostat and it ...
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1answer
160 views

How can I make the radiator heat my room more efficiently?

In my room at Uni my radiator gets really, really hot, yet the room stays pretty cold. Is there anything I can do to make it more efficient without losing my deposit?
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1answer
470 views

Should I block or insulate my air vents for the winter?

I live in a house which consists of a 17 year old extension on a 40 something year old cottage. The two main bedrooms are the only rooms in the house with air vents. They are also two of the coldest ...
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1answer
567 views

Why would my Goodman gas furnace start but not stay on for more than 2-3 minutes?

I've got a problem with my 15 year old Goodman furnace. It starts w/o problem, inductor begins working, hot surface ignitor lights up and ignites the gas. Then the main blower starts working and the ...
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1answer
96 views

Why are only 2 of the 14 posts in my radiator heating up?

I recently changed from oil heat to gas. All the radiators work in my 2 story home except for one on the first floor, which heats 2 out of the 14 posts. I changed the valve, which didn't work. Then I ...
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2answers
873 views

How far apart is it okay to set thermostat during night and day

This isn't home improvement, per se, so please feel free to let me know if there is a better forum for this. I have been told by two people, one of whom is a boiler repair technician, that it's not a ...
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1answer
479 views

How can I figure out why the low voltage furnace fuse blows on heat but not cool?

I have a Tempstar Model NTC6100KFG1 gas furnace. Furnace was working fine through the summer blowing the AC. It's been off for a month or two as we've been changing seasons here. When I went to turn ...
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1answer
514 views

How to diagnose a broken Aprilaire humidifier (Model 600)?

I have an Aprilaire Humidifier Model 600 (or maybe 600M) mounted on my furnace. The humidifier is not turning on (i.e. letting water flow over the filter) when the furnace is on. The below images ...
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1answer
409 views

Should I replace my mercury switch thermostat?

We have an old mercury switch thermostat in our house, You know the type, gold ring, very common. We are in new England on a gas/steam system. There is no central AC. We have been told by more than ...
2
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2answers
56 views

1971 D615MH Coleman Furnace,

I have a Coleman D615MH furnace. It will not kick off. I have to turn both breakers off. I just replaced the thermostat, thinking that was it. I turned the breakers on & it was still running. ...
4
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3answers
2k views

Why is my gas furnace vibrating when blowing hot air but not when blowing cold air?

I have a gas furnace. I recently replaced a bad blower motor. At that time I also cleaned out the blower housing and squirrel cage. The AC runs fine with no vibrations or any symptoms of an off ...
2
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1answer
77 views

Electric floor heat in basement without tile

I'm planning on putting electric floor heat in a daylight basement room which has a concrete pad. However, we don't like tile, so we'd like to use something else--preferably something that looks like ...
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1answer
1k views

Why is my furnace blowing hot air outside through a PVC pipe?

I turned on my furnace and went outside and noticed hot air blowing out a J-shaped PVC pipe. Is it a vent or error that needs to be plugged?
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1answer
1k views

Furnace won't adjust to thermostat setting

I have a 2007 Trane furnace that has been working the AC all summer just fine. With the cooler weather, when I turn on the heat and set the thermostat to 72 degrees, the furnace comes on but heats the ...
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1answer
66 views

is there a way to use a gas stove to supply hot water needs?

We've a 8kw gas stove which heats huge hallway very well. Wondering is there a way to use it to also heat our water needs (hot water tank very nearby). I'm not a diy type but jus trying to avoid ...
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0answers
415 views

What temperature should hot air be coming from the vent?

My condo does not seem to be able to heat up. I have an Apollo 5010 unit that makes hot water for showers/tap and to heat the condo. The air feels sorta warm coming out of the vent, but not warm ...
5
votes
1answer
82 views

What to use to funnel floor air vent in cabinent for proper air flow

I ripped the "floor" of the kitchen cabinet out to reveal that all along, my vent was funneling air like this, an open hole. The circular opening is about 6 inches across both ways. I need to funnel ...
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votes
3answers
149 views

Why can't I measure 240V on this wall heater wiring?

I am replacing a 240V wall heater. I get 120V from black to ground but 0V from black to white and 0V from ground to white. Is this correct? The old heater worked but not really well. There was a ...
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1answer
204 views

how do I remove a stubborn element from a water heater?

I need to pull and replace the elements in my water heater. the problem is, I can't get the old ones out. my channellocks can get a grip, but slips off pretty easily. is there something better for ...
3
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2answers
767 views

How to remove a tile with floor heating mat

Two weeks ago I laid 1 X 2 ft ceramic tiles in my bathroom using premix tile adhesive. After reading some reviews, I should have mixed my own - lesson learned. This weekend I added grout and all went ...
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1answer
231 views

Master Shower Won't Get Hot Unless Another Faucet is Turned On

We have a brand new gas & electric water heater. Purchased in 2013. For some reason, when we turn on the hot water in the master shower, it only gets lukewarm unless one of the sink faucets is ...
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1answer
374 views

Best option to fix cracks in ceiling with radiant heat?

One of friends recently purchased a house with electric radiant heat in the ceiling. Several rooms have cracks in the ceiling. Currently they are redoing the kitchen which has a large crack which is ...
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1answer
150 views

Replacing Oil Furnace with Heat Pump

My wife and I would like to remove the older oil heat from our home and replace it with a heat pump. We currently have an Amana central air conditioning unit (3 ton), and an oil furnace in the ...
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1answer
557 views

Can I replace an air exchanger with a heat pump?

In my basement I have a rather large Air Exchanger: I have heard that if I install a heat pump I may be able to replace the air exchange. This gives me two benefits that I can see: The Heat Pump ...
2
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2answers
238 views

Can I make an improvised heating system that uses calcium carbide and water?

Its winter in Australia at the moment and i'm cold. Today i found a few kilo's of Calcium Carbide (CaC2) which, if you react it with water, produces a sizable quantity of acetylene gas. I use it with ...
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2answers
330 views

What do I use to cover an insulation wrapped duct? (Silver foil wrap?)

I was looking for silver foil to cover the heating duct insulation wrap. What is it called?
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2answers
295 views

Does reverse-cycle airconditioning in heating mode dry the air?

I understand that when cooling, an AC unit condenses water vapour from the room, and results in dehumidified or drier air than outside. When in heating mode, I would expect this not to happen, as the ...
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1answer
602 views

How do I wire this thermostat?

Hello I have a Honeywell FocusPRO 5000 Non-Programmable 1 Heat/1 Cool Thermostat, Large Screen. The wires it needs are: Conventional Terminals: Rc 24VAC power from cooling transformer R ...
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2answers
145 views

What low (or no) cost method can I use to shade a south-facing wall from summer heat gain?

I live in a rental in Tucson, Arizona. The southern wall is thick and has thermal mass but never gets cool enough at night to prevent having to run the A/C to make it bearable. This is killing me with ...
4
votes
6answers
2k views

Can I warm up a swimming pool by submerging black-painted milk jugs in it?

I know they make solar covers for pools, but I that is a bit of a pain to put on and take off all the time and my cover (from a well known manufacturer) from last year was easy to rip and became ...
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2answers
165 views

What would a circuit labeled “Heat Trace” be used for?

I have just purchased a brand new (just built) upmarket apartment and having been looking through the circuit board and have come across a circuit labeled 'Heat Trace' I do not understand what 'Heat ...
2
votes
1answer
173 views

What is a quieter alternative to gas forced air heating?

My small 1BR apartment has an old gas furnace that works great, but costs my landlord too much to insure. He plans to install gas forced air, an in-unit upright furnace. I'd love to suggest a ...
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1answer
142 views

How can I consolidate different heating/cooling systems into a single system?

I have 3 different types of heating/cooling systems that I inherited. Hot water heat. This heats the whole house/garage via 3 zones. Zone 1: Kitchen/Livingroom Zone 2: Bedrooms/Bath Zone 3: Garage ...
4
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0answers
280 views

What type of rubber pipe is used for this particular installation of hydronic radiant in-floor heating, and is it reliable?

I'm looking at a home built in the 80's with hydronic radiant in-floor heating embedded in concrete slab. I've never seen this type of hydronic tubing before. I'm pretty sure that the attached photo ...
0
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3answers
1k views

Why is my Central Heating taking so long to heat up?

I'm in the UK with a small modern, well insulated, double glazed home heated by a traditional gas boiler. My heating had been achieving room stat temperature within 30 minutes but is now taking at ...
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0answers
71 views

Why is it taking so long for my house to heat up with no quality to the heat generated? [duplicate]

I'm in the UK. I have a small modern, well insulated and double glazed semi detached home which is heated with a traditional gas boiler feeding radiators and a hot water system. The heating had ...
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1answer
351 views

How can house hot water pressure be kept stable if more than one hot tap is open?

We have a Vaillant Ecotec combi boiler in the loft. When showering, hot water pressure is fine. But if someone opens any other hot tap in the house, it massively reduces the hot water coming into the ...
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0answers
210 views

Why does the water pressure in my boiler go up so high?

The problem I have is with the pressure dial on the tank in bathroom. I was told that both needles should be at about 1.5, but the red needle rises up and then we have madly banging pipes, and ...
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1answer
4k views

How can I stop my radiators “clicking” when they're turned on or off?

I have a central heating system on a timer, and whenever the timer turns on or off, for around ten / fifteen minutes, some of the radiators in my home make regular clicking noises, kinda ...
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1answer
446 views

Can I install a garden chiminea in a wooden shed?

I want to install my iron garden chiminea into my wooden shed. Is this a really bad idea? If it's not, how should I go about installing a chimney flue?
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1answer
395 views

Why isn't my thermostat clicking on/off automatically?

My thermostat is not clicking on/off automatically, I have called my landlord and they replaced a very old one with a brand new one and it is still not clicking on off automatically, but will ...
4
votes
1answer
604 views

Why does my boiler keep shutting down and reigniting after a minute?

My central heating comes on via the timer and runs for about 30 minutes, then it shuts down for a minute, runs for 2 minutes, shuts down for a minute, runs for 2 minutes. This is a constant thing ...