For general questions on heating in your home.

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5
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1answer
3k views

How can I get my third floor radiators working?

I have two radiators upstairs. One is slightly warm, and the other is not warm at all, leaving the room very cold. When I tried to bleed the radiators in the house, all of them released water and ...
5
votes
1answer
443 views

Is it possible to recover waste heat from a boiler?

I did a google search and came back with industrial products, but no residential prosucts. I have a System 2000 boiler and hot water tank. When the furnace is firing, the temp of the exhaust through ...
5
votes
1answer
349 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 ...
4
votes
5answers
15k 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 ...
4
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4answers
208 views

Are new buildings warmer (when first built)?

My wife is a teacher in a new school that has just been built in the North East UK, and staff and pupils think it's too warm. They have been told that: "new buildings are warmer due to the curing /...
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4answers
6k views

Can bio fuel ethanol used as a main heating source?

I recently discovered some heaters based on "bio fuel" (ethanol). Many products seem to be decorative and often present a modern design. Some ethanol burners can be used in empty fireplaces and can ...
4
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1answer
7k views

Convert line voltage heating system to use low voltage thermostats

I currently have two line voltage ceiling radiant heating systems in my condo each with their own DPST thermostat. I'd like to use low voltage thermostats such as the nest. I found this transformer/...
4
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3answers
25k views

Why is it taking so long for my house to heat up?

Firstly, I should probably mention that I'm in the UK... My wife and I bought a house new from a builder over 9 years ago and have had no problems whatsoever with our central heating system in that ...
4
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3answers
3k views

Where am I losing heat from my house?

My house is about 5 years old and our local building codes required a 5-star energy rating (Melbourne, Australia). This means there's solar hot water and both the walls and ceiling are insulated. But ...
4
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3answers
136 views

Geothermal Resources

I am very interested in learning more about Geothermal solutions for my house. What are the best resources for learning about and planning a Geothermal systems for a residential house? Also, does ...
4
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1answer
80 views

Why does water rush through pipes when no water is being used?

We live in a house with city water, septic well, water softener and sump pump. We periodically hear a very loud sound of rushing water through pipes in the house. It lasts about 15 - 20 minutes. This ...
4
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3answers
7k 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 ...
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1answer
1k views

What could cause a bad oil-like smell every time the heat is on?

The new gas system works great, heats quickly and seems very efficient. However, there is a strong smell that comes every time we turn up the heat. It smells like some kind of oil. Had the ...
4
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2answers
16k views

What are some tips for soldering brass fittings to a copper pipe?

Over the years I've soldered several remodels worth of copper pipe (water and hydronic heat). I'm not great, but I get the job done, until I have to add a brass fitting. For some reason, I can't get ...
4
votes
4answers
128 views

How can I add thermal mass to my house?

We're part of a real-time pricing program with our electric utility company, and a good strategy for offsetting electricity use during peak demand times is to pre-cool the house. The more thermal ...
4
votes
1answer
532 views

Understanding my radiator

I'm in my first apartment and it's a bit colder than I'd like it. Can I tweak the settings on my radiator so that it's warmer? I'm motivated to learn more about my radiator and it's hard to find ...
4
votes
4answers
311 views

Is transitioning to all electric heating smart?

I am in the process of overhauling my home heating and plumbing. I bought a 2600sq/ft 1980s Cape Cod in southern Maine on the coast. I've reinsulated the walls and roof and am continuing to make ...
4
votes
3answers
8k views

Can I have multiple heating zones with a combination boiler?

I bought my first house in December and one thing I've noticed over the winter is higher than expected gas usage which I'd like to try and get down if at all possible. The house is a three bedroom (...
4
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3answers
2k views

Why does my furnace turn off when the thermostat's LCD dims?

Recently I replaced an old mercury thermostat with a programmable digital model (a PRO1 T955W). It is set to operate in Heating mode. The desired temperature is set to 70 and the in-home temperature ...
4
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5answers
19k 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 ...
4
votes
1answer
8k views

How can I insulate a shed floor?

I am currently planning on insulating my shed this summer to allow year round usage. My first step is to insulate the whole shed. - The walls and Ceiling are straight forward, I will be ...
4
votes
1answer
8k views

Why isn't water coming out of a radiator in my freshly pressurized system?

I live in an old Victorian with three stories, plus a basement and an attic. I tried to bleed the radiators in preparation for turning the heat on, but was unable to get any water out of the radiators ...
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3answers
3k views

Is it possible to buy just the fins or the copper pipe with fins for baseboard radiator?

I have a project to build and I want to use finned tubing (like in baseboard radiators) but I am unable to find the tubing without buying the enclosure as well. (This is for a hobby project - I want ...
4
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2answers
102 views

Fill heat tank with glycol in off-grid system?

EDIT: I'm settling for a simpler system: no solar thermal panels; just a small 50 liter water heater, AC powered, run through the inverter. (So, practically no hot water in the winter time.) I'm ...
4
votes
1answer
59 views

Can I just replace the heating coil in my dryer, or do I have to do the whole element?

My dryer heating coil in my heating element broke in two. It seems like it'll be simple enough to just put a new coil in and be on my way. The part is available and this move would save me about $40. ...
4
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1answer
1k views

Adding vents to duct?

My house has forced air HVAC. When I finished the basement, I used a closed cell foam insulation that worked very well. The basement will get only 8 degrees cooler than the first floor during a time ...
4
votes
1answer
6k 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 ...
4
votes
2answers
10k views

What could be causing my bedroom to be so cold, and how can I make it warmer?

I live in a two story townhouse with a basement. This summer, they replaced the furnace and air conditioning unit. Last winter I put 3M film over the windows to help with drafts and it worked great, I ...
4
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3answers
3k views

How do I change the time on a Potterton EP 3000 clock?

I turned the power off and when I turned it back on again, the clock of my Potterton EP3000 was reset, and now the heating comes on at the wrong time. I dont have a manual for it, so I was wondering ...
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2answers
1k views

Where should I install a Pellet Stove to supplement my boiler?

We are purchasing a pellet stove insert for our single floor 1200 sq. ft. home. We are doing this to reduce our dependency on oil (hot water boiler), which we use to heat the house with baseboard hot ...
4
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1answer
1k views

Why do my downstairs radiators run colder than upstairs?

Our combi boiler in the loft (less than 3 years old Vaillant EcoTec) is heating the upstairs radiators nicely, but the downstairs ones are lukewarm to cold. I have opened all the radiator valves ...
3
votes
2answers
173 views

What to do about furnace that's drawing gas odors into the room instead of heat?

I have a gas furnace. It was heating up the place fine and worked for years until the other day. All of a sudden it started drawing air that smelled like strong gas odors into the room rather than ...
3
votes
1answer
4k views

Why is there green stuff on my heater pipe?

No, really the baseboard heat is made of copper and is constructed of a series of pipes with fins. they look like heat sinks, or dissipation helpers. Well, was cleaning the carpet by the baseboard ...
3
votes
5answers
76k views

Why does my pilot light keep going out?

My furnace pilot light keeps going out so I changed the thermocouple. Now the furnace will come on and heat up to the degree set on my thermostat, then the pilot light will go out and the furnace will ...
3
votes
3answers
4k 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
7k views

Can I use a stairwell ceiling fan to save energy?

We have a two story house, with a small ceiling fan mounted above the main stairway. The house has separate thermostats for heating/cooling the upstairs and downstairs. During the day, we spend 90% ...
3
votes
3answers
18k views

Cheapest way to heat and cool a converted garage?

I'm converting my two car garage into a home theater and was seeking some advice on the cheapest way to heat, cool, and dehumidify the room. Here are some details: Garage was once a model home ...
3
votes
3answers
2k views

Do home radiators waste water?

I received my second quarterly water bill and cannot believe it says I'm using 49,000 gallons of water each quarter. That's over 500 gals per day! So I started thinking about average water usage per ...
3
votes
4answers
7k views

Can I connect an outdoor wood stove to my current HVAC system?

How to install a wood stove as an auxiliary heat source? (Main is electric furnace with forced air) I've read this question, it doesn't really answer what I need to know. What I would like to do is ...
3
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3answers
12k views

Why does the gas furnace blow cold air at the start of the heating cycle?

What does this problem sound like? There is a 25 year old gas furnace in the house we rent. (The guy that owns the place claims there is NO problem at all. He said the igniter is brand new and ...
3
votes
2answers
400 views

Is turning the heater off in absence cheaper than holding a low temperature?

Winter is coming and I live in a badly insulated flat in Germany. Outside temperatures are around 0°C at the moment. When I'm absent for a weekend, should I turn the central heating off entirely and ...
3
votes
4answers
620 views

How does Underfloor Heating get the right temperature water via a Thermal Store?

I am considering my options for a renovation project which will require substantial changes to my central heating and domestic hot water system. I was considering going a thermal store with a biomass ...
3
votes
3answers
6k views

Why is a single walled pipe not used for wood stove exhaust pipe on upper floors?

I've recently been looking into wood burning stoves. Many installations use a stove pipe that goes straight up through the ceiling and out the roof. Most of these use a single walled pipe for the ...
3
votes
2answers
586 views

Do you have to have a thermostat for an electrical baseboard heater?

Ours didn't come with a wall mounted thermostat! So do we need to buy one?
3
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4answers
34k views

What to do about different rooms in the house being a completely different temperature?

I moved into a 30 year old home last December. There is a problem with the HVAC. I have included a very crude drawing of the floor plan The problem is that I can't maintain a comfortable ...
3
votes
2answers
3k views

How can I stop heat loss due to an uninsulated porch?

I have an enclosed porch with very little insulation, it is typically very cold in the winter. However, there is a radiator in the enclosed porch. I have a gas boiler heating system in the house. I'...
3
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2answers
104 views

Will batt insulation ignite if it is laying against my steam pipes?

I have steam pipes behind a wall that I loosely packed R30 batt insulation against. Is there a possibility that the insulation will ignite?
3
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1answer
586 views

180º/gooseneck/u-shaped cold air return?

I am in the planning stages of moving a cold air return from an inconvenient spot in the floor to a nearby wall. The basic plan is to open up the wall on both sides (cutting one stud and framing in a ...
3
votes
1answer
143 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 ...
3
votes
1answer
2k views

Do coal stoves lead to creosote buildup/chimney fire risk?

One of the reasons we put in a coal stove as an alternative heat source was because several sources said coal stoves don't have creosote buildup, reducing the risk of chimney fire. The instructions ...