For general questions on heating in your home.

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2
votes
1answer
10 views

What could cause the furnace blower to come on constantly and no fire in gas burner?

When thermostat is turned up on my hot air furnace, the blower immediately comes on, blowing no heat, had it checked and with some luck the burner fired after about 10 tries of switching on and off. ...
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
2answers
47 views

Underfloor solar heating

My family has a property in Portugal with a broken old solar water heater mounted on the roof. We've been using the immersion heater instead of the solar panel for a while now, but rising energy costs ...
1
vote
1answer
16 views

how to change furnace filter (bottom return) for Lennox G43UF

I have a Lennox G43UF furnace and I am not sure if I need to have both a filter for a side return and bottom return. If I do (which sounds logical), where would the location of the bottom return ...
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 ...
0
votes
1answer
24 views

Why does my boiler keep firing up?

My boiler fires up but does it 4 times in a row and then does the same every hour. It's using a lot of money. Should my boiler be doing this? My landlord had a heating engineer out and he said it ...
2
votes
2answers
249 views

Does our main air intake need an electrostatic filter if our furnace already has one?

We have an electrostatic filter on our furnace right where in main air intake connects. We recently had our ducts cleaned and they told us we also needed to have our main air intake cleaned (an extra ...
0
votes
2answers
20 views

How can we get the temperature balanced in a dual zone house?

We just moved into a rental home. There is one HVAC system, but 2 thermostats. We noticed that when we are upstairs, it sounds like the unit is running constantly. We cant seem to get the ...
0
votes
1answer
117 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 ...
1
vote
0answers
16 views

Will porcelain tile provide enough thermal mass for off peak heat storage?

The U.S. department of energy suggests electric radiant heat can be cost effective if preheated during off peak electricity hours if installed within an appropriately massive covering. Is there a way ...
0
votes
1answer
50 views

Outside unit fan not running

we recently had an ice storm in the DFW area. Our outside unit is in a shady area that hasn't completely thawed out yet. Therefore, we have significant ice around the unit (and even inside) that ...
0
votes
1answer
125 views

Why does the blower in the attic vibrate during heating when it is really cold?

We have a Carrier heat pump system in our home, and the blower is located in the attic. When it is especially cold, the blower runs on high (there are three levels: high, medium, low). During this ...
0
votes
1answer
26 views

Central Air duct does not blow

We moved into a new house last year, the central A/C works great for all the rooms (even for closet) but we have a problem in just one room. There is almost no air flow coming from that room's air ...
0
votes
3answers
2k 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 ...
0
votes
0answers
17 views

Electric HVAC unit runs and stops randomly

I just turned on my heating unit for the season and it seems to be running and stopping intermittently. I'm not sure if this something to be concerned. This happened last season as well and I called ...
1
vote
0answers
31 views

Keep finding thermostat on heat

On multiple occasions now, I have noticed odd things going on with my HVAC system, only to go to the thermostat and find that it has been set to heat! This happened once in the middle of summer, when ...
0
votes
1answer
60 views

some baseboard heaters not working while others are in same zone

I have three heating zones (forced hot water in baseboards) in my house. On the top floor, one zone controls all the baseboard heaters on that floor. None of the baseboards on one side of the house in ...
1
vote
1answer
54 views

Home heating fuel comparison (wood and heat pumps)

I'm investigating the most efficient way to heat my new 2000 sq home in New Hampshire and am having some difficulty working out the math based on the numbers I have found. I've found that wood is ...
1
vote
1answer
148 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 ...
0
votes
1answer
209 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 ...
6
votes
1answer
23k views

How do I calculate the size of electric baseboard heater needed?

I'm working on finishing our basement which does not have any duct work to tie into for heating, so we're planning on using electric baseboard heaters. How do I calculate the needed size of heater ...
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 ...
0
votes
1answer
17 views

Why isn't my Empire heater blower working?

The blower on my empire vented room heater model RH-50-6 will not come on. We know the motor and fan work and we have replaced the fan control switch. We don't know what to try next.
0
votes
1answer
185 views

why does my heat pump wiring diagram show 7 wires going to the thermostat but the thermostat only says it needs 5?

Here is a link to the wiring diagram for my heat pump. The thermostat that I am planning on buying has the following terminals C, G, Y, O/B, RC, R, Aux, E, and L. The instructions say to jump the RC ...
0
votes
0answers
11 views

Furnace acts like it is not getting power

Furnace Heil 7000 acts like it is not getting power, I know there is power to the furnace. There are no led lights flashing either.
0
votes
3answers
64 views

How to accurately judge economics of converting from oil heat to liquid propane?

I have an oil boiler in my house (boiler and burner about 27 years old) and, as part of a renovation project, I may upgrade to something more efficient. I thought I would have to stay with oil because ...
3
votes
2answers
796 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 ...
1
vote
1answer
40 views

Is it safe/energy efficient to surround hydronic baseboard heaters with a wooden enclosure?

I recently replaced some wood panelling with drywall, leaving my hydronic baseboard heaters free standing with no brackets or metal surrounding them. I was thinking that instead of putting a metal ...
1
vote
1answer
290 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 ...
13
votes
2answers
14k views

What are the pros and cons of installing a roof heating cable?

Had some roof work done last year after mother nature abused my house by way of an errant tree branch. I had always suspected my roof had poor ventilation, most notably when I wound up with a 200 lb ...
0
votes
1answer
763 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?
0
votes
0answers
24 views

Connect Taco Radiator system to a new Honeywell wireless thermostat

I have a Taco model 572 valve connected to an existing wired Honeywell TH8110 thermostat for my oil fueled radiator system. I'm getting a new Honeywell TH6320 wireless thermostat for a new A/C ...
11
votes
6answers
1k views

How can I stop Lego bricks from falling in to a register?

My kids like to play with Lego bricks on the floor, and sometimes a small piece will fall in to a heating register. Sometimes I can pull them out, but usually they fall too far, and there are sharp ...
0
votes
0answers
50 views

Covering Up A Large Gap In A Wall

I was looking for advice on how could i create a partition between my two rooms which have a huge frame in between them. The place was originally covered by curtains but putting up curtains on the ...
0
votes
1answer
37 views

Is this pipe layout acceptable?

We recently had our heater and air conditioner replaced, and now the drainage pipe is installed on the floor of the basement. It's quite annoying and it wasn't like that before (it was on the walls ...
-1
votes
1answer
33 views

only hot water is wanted?

I have a switch near my boiler (apt) for turning on my heating, Above that I have a standered switch for heating water only. This system was installed 10 years ago, everything was working, until ...
0
votes
2answers
617 views

Will running out of fuel oil damage my tank?

My home heating oil is very low. I have 2 questions: 1. If I run out of heating oil can my tank/ furnace become damaged? 2. Can I use diesel fuel until I am ready to fill my tank?
14
votes
4answers
11k views

Why don't programmable thermostats automatically switch between “Cool” and “Heat”?

While I can set my house to be a particular temperature, I still have to manually switch it between "Heat" and "Cool" mode, and this seems to be true of every thermostat (programmable or not) that ...
0
votes
0answers
35 views

Runtal vs standard fin baseboard readiators?

Bathroom remodel. Thinking of replacing the standard fin baseboard with a small runtal unit, specifically this one: ...
5
votes
5answers
10k 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 ...
0
votes
0answers
38 views

Economy 7 single element immersion heater

I just start renting a property which has electric heating. It runs on a type of economy 7 tariff. Just before I moved in the landlord fitted a new immersion heater replacing the old one. The ...
1
vote
0answers
67 views

Will a single ductless mini-split heat pump be able to distribute its air evenly throughout my ranch house?

I am in the middle of a deep energy retrofit of my house, and a quick-and-dirty online manual J calculation of the projected loads once my projects are completed shows an estimated heating and cooling ...
1
vote
1answer
177 views

We have a Chromalox EDB-20-1 hot water furnace, and it sounds like a flowing stream whenever the water flows through the house

The pressure is fine (15 psi) and it heats the house fine. I would think the water needs topping up except for the fact the pressure is optimal. Any thoughts on what I can check/do? The sound is ...
1
vote
1answer
64 views

Why does my Thermo Pride oil furnace need constant restarts?

We have a Thermo Pride oil furnace that requires frequent restarts to run. We just purchased the house and had the annual service/safety check completed as it was neglected for several years. When the ...
0
votes
0answers
23 views

Boiler clanking noise

I woke up this morning to a really loud clanking noise from our boiler. It is a newer gas boiler installed in 2007. There are two Taco circulators 007-F5-71FC for first floor and second floor. I ...
6
votes
2answers
22k 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
3answers
536 views

What is a reasonably economical way to heat a basement bathroom?

I have a basement bathroom (roughly 8' x 4') that corners two outside walls, and has no heat vent. Months like this it's ice cold. I'd like to heat it up, just not sure how, outside of running a space ...
1
vote
1answer
65 views

What is this part of the heating system, and how can I stop it from leaking?

I bought a quite old house, and I found on the attic a thing that's part of the central heating, and it's leaking water. Not a lot, but enough to soak through to the floor below. Pictures: . I ...
1
vote
1answer
84 views

Can I change my standard thermostat to a Wifi one?

I have a (quite standard) TR-010X T6360A thermostat that looks like this: And this is the wiring diagram: Can I install the Heatmiser PRT-TS WiFi Touchscreen Programmable Thermostat? This is the ...
1
vote
1answer
26 views

Converting two-vent fireplace insert into one-vent: how much combustion air access does it need?

We recently took out a woodburning stove and are replacing it with a propane insert. The insert is set for a 2-pipe direct vent configuration (one for combustion air, one for exhaust). Our contractor ...