Tagged Questions

For general questions on heating in your home.

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-1
votes
1answer
185 views

How do I turn the heat down in my house?

I just moved into this house. It still has the radiator unit but it's too hot. How do I turn the heat down? I turned the thermostat off, but it's still hot: does that mean I need a new thermostat?
4
votes
1answer
959 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 ...
2
votes
2answers
1k 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. ...
2
votes
1answer
145 views

Is there a way to make a thermostat based heating system more accurate through either adding probes or hacking?

In my Brooklyn apartment, heated via steam radiator, my thermostat is in the unheated hallway between all the rooms. The temperature it reads is often different, than both the rooms with heaters and ...
1
vote
0answers
407 views

Why is my furnace blowing hot air outside?

So I have been having trouble heating my home. I noticed today that there is a vent blowing hot air outside. It is not the return, chimney or venting. Any ideas other that the builder thought we ...
0
votes
0answers
208 views

Why isn't water running through our radiators?

We had a plumber in today to bleed our rads. He also changed the batteries on the thermostat and fiddled around with the boiler. Since he left the temperature has dropped dramatically and he's refused ...
5
votes
2answers
2k views

Does a humidifier cool the air?

I'm considering getting an evaporative humidifier for my super-dry Northeast house, but I'm wondering if the evaporation cools off the room and is going to add to my heating bill. It seems like ...
4
votes
3answers
11k views

How can I prevent my HVAC condensate drain line from freezing?

Last night, my heat (forced air) suddenly stopped. Today, a plumber figured out that my heater is 90% efficient, produces lots of condensate, and the drain line had frozen. We went outside and saw ...
0
votes
0answers
518 views

What could cause my radiators to go cold when the hot water is turned on?

when only heating is selected on my program timer the radiators all work fine and are hot. But when both heating and hot water are on the water gets hot but all the radiators go cold. When the hot ...
1
vote
1answer
161 views

What does the low limit do, and where should it be set on an oil fired hot water furnace?

What does the low limit do, and where should it be set? My furnace has a honeywell triple aquastat relay and has a difference dial. Water temp is about 190 deg F. Also, water psi gauge is only ...
2
votes
2answers
776 views

Why do I run out of hot water after 5 min?

I have a gas water heater and recently found that I do not get more than 5min of hot water. Previously I would be able to take a half hour shower. I see no leaks around water heater. It also seems ...
1
vote
3answers
3k views

How could I use 40lb Propane tanks in a residential hook up?

I have two 100 gallon tanks from suburban propane but end up using so little, that I am charged approx $5.30 per gallon. I am reasonably sure that I could use two 40lb tanks and do the legwork myself ...
1
vote
3answers
4k views

Can a gas fireplace insert heat an entire house?

I have a single-story 1400 sq/ft house (4 bedroom). Here's a VERY rough sketch of the layout: The house has blown-in insulation on the exterior walls but no insulation on the interior walls. ...
2
votes
2answers
2k views

How can I retrofit this existing wall-heater with an external thermostat?

My house has several wall-mounted gas heaters. All but one of them have external, easily accessible thermostats. However, the one that happens to be the most used has no remotely mounted thermostat, ...
2
votes
4answers
2k views

How can I measure the r-value of a wall?

What is a reproducible test to measure the r-value of an exterior wall? Or even a specific spot on a specific wall? It needn't produce an absolutely certain result, but a good estimate with known ...
3
votes
3answers
819 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
2answers
4k 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 ...
8
votes
2answers
828 views

How can I stop my fireplace from disabling my thermostat?

My thermostat is in the sitting room and I have an open fire, so as soon as the room is nicely warm and cozy, the central heating goes off and the rest of the house is cold. I have heard about WiFi ...
4
votes
3answers
8k 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 ...
3
votes
1answer
1k views

How long does radiant heat in a concrete floor last?

I am looking to purchase a home built in 1950 that has radiant heat with copper pipes inside the concrete slab foundation. The home has been vacant for a little while now too, not sure if that ...
0
votes
3answers
287 views

How to add draught to simple box stove?

I've designed and installed a small stove to burn wood scraps and bio-briquettes. The stove is really simple box-shaped stove as drawn here below. However the stove does not work properly: the fire ...
2
votes
1answer
817 views

Cheaper to run central heating sporadically high or constantly low?

My central heating has a thermostat dial ranging from 10 to 30 degrees Celcius. I'm wondering whether it's likely to be cheaper to crank it up to 30, and turn it on for, say, an hour, 3/4 times per ...
4
votes
3answers
5k views

Can I substitute diesel for home heating oil?

I ran out of oil in my home, and a plumber friend said that I could add diesel from the gas station while I wait for my oil delivery. Is he right?
1
vote
0answers
2k views

How can I add a common wire to the existing furnace wiring?

My current furnace has Rh and W1 to the thermostat. I'd like to add a C for my new networked thermostat, but I'm not sure where to connect it. From my research it sounds like I should be able to just ...
1
vote
2answers
2k views

How can I purge air from a baseboard heating system with the spigots on the wrong side?

My (new) baseboard heating system is causing a racket, and I've been trying to figure out a way to properly purge the air from it. Following the flow of water through one zone of my four-zone system, ...
0
votes
1answer
229 views

How do I replace a broken thermostat on a metal radiator?

The thermostat swivels round and has no effect on the temperature. The radiator is always very hot. How can I replace the thermostat?
6
votes
5answers
10k views

Is it possible to use a dryer vent as a heat source in the winter?

Is it possible to attach a diverter to an electric clothes dryer vent so it can help heat my house in the winter? Seems like such a waste to blow it all outside. I imagine you'd need some sort of ...
1
vote
2answers
198 views

Can anyone identify this heating timer?

So, It's getting quite cold now and my central heating is just going on and off randomly. There is what seems to be an unbranded heating timer below the combi-boiler (Baxi). However I have no idea how ...
0
votes
1answer
483 views

How can I install a nest thermostat with no wires?

I have zoned heating/AC/heat pump. My original thermostat on the wall is NOT connected to any wires, in other words it is wireless. I thought it had wires so bought the new Nest thermostat. ...
3
votes
4answers
411 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 ...
7
votes
1answer
1k views

Why does a single radiator need regular bleeding?

Almost all of the radiators (forced water) in my house heat up fine. However, a single radiator needs regular bleeding (~1/day) in order to heat. Note, this radiator is not at the highest point in the ...
5
votes
1answer
2k 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 ...
3
votes
4answers
3k 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 ...
5
votes
5answers
12k views

What type of electric heating system is the most energy efficient?

I am about to buy a flat that hasn't got any central heating system. There's no way to use gas heating. The only way to produce heat is by converting Electricity. The flat at the moment has some ...
2
votes
1answer
2k views

What should I do about this Alpha HE CB33 Boiler pressure error condition?

I have an alpha he cb33 boiler which has stopped working this morning. Yesterday I removed a radiator for cleaning then put it back on and re-pressurised the system. It was working ok last night. ...
2
votes
1answer
131 views

What is a condensate pump on a boiler heating system?

I have searched all the online glossaries and dictionaries related to home systems and cannot find it anywhere.
8
votes
2answers
18k 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
217 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
772 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
108 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 ...
5
votes
5answers
3k 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
432 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
4k 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
16k 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
179 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
108 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
481 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
869 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 ...