For general questions on heating in your home.

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8
votes
2answers
13k views

What's the best way to keep my garage from freezing?

I live in Colorado. My 1950s house has a one-car attached garage that was built in the 2000s. The walls that are not shared with the house are not insulated: the studs and sheathing are visible from ...
5
votes
2answers
212 views

Can I have underfloor heating with solid oak floor?

I've seen that many underfloor heating mats (the electric ones) specify the need for tile or stone floor and I'm wondering if it will work as efficiently under a solid oak floor? (or any wood floor ...
2
votes
2answers
723 views

Using a solar system with a condensing boiler for the central heating instead of tap-water?

According to the manual of my AWB ThermoMaster 2HR 28.02WT Condensing boiler, it is compatible with a pre-heating solar system for tap-water only. It even has extra facilities to ensure that the ...
1
vote
1answer
106 views

Why is there no heating at all until we use hot water?

My boyfriend has a combi boiler and he's very confused as to why he has no heating at all through the radiators until he uses hot water. On the meter it says radiators shouldn't be working but they ...
4
votes
5answers
2k views

Should I open the top or bottom of double hung windows?

I'm a new home owner and was wondering if there is a "right" way to use the double hung windows in the house. Should I open the top or bottom? Is there a seasonality to it? Does it even matter at ...
1
vote
2answers
348 views

What type of space heater should I use in a child's room?

I have a bi-level house in Michigan. The lower level is much cooler than the upper level, which is awesome except we're trying to move my 1-year old son to his own room down there but it's much ...
3
votes
1answer
3k 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 ...
10
votes
5answers
12k views

Safe way to close gaps around copper pipes?

I have baseboard heaters in my main living space. I can't see for sure without taking the covers off (which I haven't done yet) but it appears 2 copper pips come up from the basement (through the ...
2
votes
1answer
170 views

What to look for in a new water radiator?

The water radiators I have under each window are 50 years old, and I would like some new ones. They measure HxLxD 50x100x20 cm. The new ones I would like should be as thin as possible. I live in an ...
2
votes
1answer
100 views

What is the cost of one percent efficiency on an oil heater?

We've now had about 7 contractors come to our house and give us estimates for replacing a) our oil heater (system from the early 1980's, estimated at around 65% effeciency), and b) our central air ...
4
votes
3answers
1k 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 ...
5
votes
3answers
418 views

Should the fill line be removed when decommissioning an old oil tank?

So, I have a contractor decommissioning my old 650-gallon oil tank. There is a 3" metal tube coming out of the ground from the tank that is what I believe to be the receptacle used to fill the tank ...
1
vote
2answers
770 views

How much room does a fridge coil need to dissipate heat?

I want to put a small bar fridge in the (rather large) kitchen cupboard under my sink to ultimately be used as a kegerator. The fridge will be a custom free-standing insulated box (similar to this ...
2
votes
2answers
2k views

What is a good way to attach vent covers to ceiling vents in my basement?

I recently bought a house and the basement was newly renovated. The furnace and air exchangers have vents all along the ceiling of the basement suite. However the vent covers have a tendency to fall ...
2
votes
2answers
18k views

DIY pool heater - best methods? [duplicate]

Possible Duplicate: How can I efficiently heat a pool? I have an in-ground pool at around 20,000 gallons and I live in the northeast (Maine). My pool gets direct sunlight for about half ...
1
vote
1answer
166 views

How to bind/pair a Sunvic wireless radio heating controller to its receiver

I have a Sunvic wireless controller and thermostat with a receiver base station in the boiler room. It became detached and I'd like to reconnect it with the controller unit. Note: this is a question ...
4
votes
4answers
205 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 ...
3
votes
2answers
3k 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
6k 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 ...
5
votes
1answer
248 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 ...
2
votes
1answer
1k views

Does adding metal plate/foil behind radiators increases their heat distribution?

There is this theory that if you put a metallic foil behind radiators, will make them distribute heat better in the house rather than heating the wall next to them. Is this true, are there any ...
4
votes
1answer
4k 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 ...
1
vote
0answers
307 views

Do heater vents that will self close exist?

Are there heater vents that can open and close as the air passes through them; this way being closed when off so the warm air won't escape back into the vent. My heater is located outside meaning the ...
1
vote
1answer
1k views

How efficient is a drop ceiling?

I have a small room (about 260 sq ft) with a tall ceiling (about 13 feet tall). It's very hard to heat that room up because the heat goes up and doesn't want to heat the lower part where the people ...
3
votes
1answer
747 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 ...
2
votes
1answer
1k views

How can I prevent heat loss through heater/air conditioner wall units?

HVAC experts out there... I live in Wisconsin and it gets mighty cold here! I have a condo with 2 wall units that are used for both air conditioning and heat. My heat bill in the cold winter months ...
3
votes
2answers
2k views

Increase wood fireplace efficiency

We have a large fireplace and plenty of free or cheap wood and love having fires for warmth and entertainment. An open fireplace is not an ideal source of heat, but I wanted to know if there's a ...
1
vote
1answer
205 views

Wood heating - Problems with power failures. Need some advice

My sister uses wood heating in here house. Her heating system has temperature control but of course does not work without electricity. If electricity goes off the temperature can grow ...
3
votes
1answer
1k 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 ...
2
votes
2answers
19k views

Why does my pilot light keep going out?

My furnace pilot light keeps going out so I changed the thermalcoupler now the furnace will come on and heat up to the degree set on my thermostat, then the pilot goes out and the furnace will not ...
1
vote
2answers
934 views

What could cause a clicking sound in an underfloor heating controller?

I have a underfloor heating system installed in my apartment. Each room has a Uponor T-37 thermostat, hooked up to C-35 controller. The system is about four years old and recently I have noticed a ...
1
vote
1answer
572 views

How to balance thermostat settings between zones to maximize efficiency?

I recently purchased a house so this is my first winter in it. The house was built in 1939 so most of the house is on a single heating zone using hot water radiated heat. The radiators are cast iron ...
2
votes
2answers
1k views

Why are my radiators not heating up?

The boiler is on; the pipe near the boiler is hot, but the pipes furthest away are cold. What does that mean, and how can I fix it?
6
votes
2answers
17k views

What is difference between BTU and MBH for house furnaces?

When selecting a new house furnace most calculators display results as BTUs (based on the square footage, number of levels, estimated temperature, etc). What's interesting is that most new furnaces ...
1
vote
0answers
127 views

Where can I find a remote mains socket for my electrical heater?

I have been looking around for a remote mains socket which will operate my heater in my office at the end of the 70 feet garden. I want to be able to switch on the heater from the house. The label on ...
1
vote
1answer
1k views

Why is my outdoor air conditioner unit making a screeching/squeeling sound?

During the winter time when I have my heat on, my outdoor air conditioner unit randomly makes this awful-sounding squealing/screeching sound. It lasts for about 15-30 seconds at a time, stops, and ...
1
vote
1answer
685 views

What would cause a gas fired, forced water boiler to shut down?

I have a fairly old Peerless, natural gas fired, forced water boiler. It has an electric ignition system (White Rodgers 50E47-843 Universal HSI Ignition Module). A few weeks ago it shut down (safety ...
1
vote
1answer
537 views

Why won't the heat shut off in one zone?

we have a three zone baseboard hotwater furnace. a few months ago one zone would randomly stay on, we did change the thermostat we have not noticed the problem again, but in another zone we have the ...
4
votes
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 ...
8
votes
5answers
2k views

Can I season firewood over the woodstove?

I have a woodstove but all my firewood is still green. My friend suggested I dry it out indoors. He said I should put a few fire bricks on top of the stove, then stack green firewood on the bricks, ...
3
votes
3answers
1k 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 ...
9
votes
4answers
5k views

How can I figure out why half my house is cold?

I just purchased my home a few months ago, and the AC was sub par during the summer. Now that winter is here, the house is extremely uncomfortable (cold). My furnace shoots hot air up to one main ...
1
vote
0answers
206 views

How can I clean out the pressure switch port at the inducer housing on a Lennox G40UH furnace?

I have a Lennox G40UH(x) furnace, but the gas does not ignite, because water may have entered the system while raining, or the the pressure switch port at the inducer housing has just to be cleaned. ...
6
votes
3answers
1k views

Environmental protection for computer equipment in unheated garage

I live in Minnesota, and I have an unheated, detached garage. I would like to place an "offsite" data backup device (possibly a NAS) in the garage, which I should be easily able to connect to the ...
4
votes
1answer
389 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
3answers
1k views

Apartment building's thermostat located in unheated common area is cooking the tenants

In my apartment building, we have a steam heat system with radiators in each of the six apartments. The thermostat is located in the stairway/common area, where there is no radiator or exposed heat ...
3
votes
1answer
507 views

Hissing vent on a steam heating pipe

In the kitchen of an apartment I've just moved in there's a vertical pipe running floor to ceiling, not connected to any radiator nearby. It gets hot, so I assume it is a part of steam heating system. ...
6
votes
2answers
209 views

How do I add in-floor heating to a small area?

I get extremely cold feet, and have radiant heating in some rooms of my house, and I love it. I spend a few hours a day in a room without radiant heat. Is there a way to heat about two square feet ...
2
votes
1answer
3k views

Potterton EP3000 -> Horstmann C27 boiler programmer wiring

I'm in the UK, using an ancient tempermental Potterton EP3000 boiler programmer, but I have a brand new Horstmann C27 which I'd like to replace it with. Apart from the mains supply, there are three ...
4
votes
1answer
3k 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 ...