For general questions on heating in your home.

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2answers
47 views

What's the name of this kind of valve?

I would like to install the smart radiator thermostat from my previous apartment: However, in the new apartment there are different kind of valves, with clamps, as seen here: Does anyone know ...
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1answer
997 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 ...
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10answers
36k 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 ...
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1answer
42 views

How can I get better HVAC airflow?

I recently purchased my house which was a new construction. Several of the vents are getting poor airflow but the installation company simply said it was normal but I suspect otherwise. I recently ...
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2answers
9k views

What could cause a Trane furnace to not start heating?

I have a newer (2007?) Trane XL90 (model: tdx2b080a9422aa)forced air gas furnace. The problem I am having is the burner and fan will not start. The thermostat is set at 67 degrees and shows it is ...
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0answers
16 views

Why does my kerosene furnace stop running?

I am having issues for months now with my kerosene furnace for a mobile home. It is a beckett relay and becket flame box. I have changed electrodes, I changed eye for flame sensor, the nozzle is not ...
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1answer
93 views

Updating thermostats to single system

I have a three floors in my house, each controlled by it's own thermostat (separate air handlers and mechanical valves on furnace). Baseboard heat. The three thermostats are controlled separately, ...
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1answer
60 views

Can I run my hydronic circulator off an appliance cord in order to use it to purge air?

I have a hydronic heating system with a relatively powerful B & G circulator pump. This pump has a relay that is controlled by the furnace electronics; if there is no power to the furnace, ...
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1answer
31 views

Will electric in-floor heat be adequate in a converted barn?

I'm thinking of buying a single-level barn conversion. It doesn't have any gas supply & has electric underfloor heating installed without any other heat source. As far as I'm aware it's installed ...
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1answer
410 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 ...
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5answers
56 views

Using regular water heater for hydronic radiators

My house is old and has radiator heat, which is heated by a gas furnace from which the hot water is pumped through 7 radiators and back in. Hypothetically, and by no means would I ever want to do this ...
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1answer
76 views

What is the impact of a backwards connected hot water radiator?

When building a hot water heating system the plumber has connected one of the hot water radiators backwards, i.e., the loop comes in at the bottom of the radiator and leaves the radiator on the other ...
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1answer
25 views

Why would a 240v line voltage thermostat have a blank display?

In a bathroom I have a single 500w 240v electric baseboard heater, and AUBE/Honeywell TH305 digital line voltage single pole thermostat. I noticed yesterday, that the display had gone blank. A quick ...
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1answer
18 views

Wood stove and heat pump combo

I am contemplating the following design: A house has a primary electric heat pump heating setup consisting of an outside heat pump, inside air blower and all the duct work that distributes warm air ...
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1answer
899 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 ...
4
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1answer
624 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 ...
0
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1answer
24 views

Is it possible to add a branch to existing fireplace blower?

My fireplace has two blowers behind grates in the brick. Fans behind these lower grates mix air with heated air from behind the firebox and kick out a serious amount of heat into the room. The heated ...
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1answer
40 views

What type of air filters are these? Are they any good?

I'm pretty sure these air filters have been in the house for 30+ years. I'm not sure what type of filters they are. Are they disposable or can you clean them? Are they efficient at all?
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1answer
185 views

Why would only 1/3 of my registers be blowing warm air?

I have a Coleman gas furnace in a wall space in my house which somehow shares the blower on my a/c unit on the roof because it turns on when furnace is called to start, though it does bump up after a ...
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3answers
6k 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
8 views

Central Heating water system HELP

I have one pump at my central system at home on the line returning to the boiler, the pump is [Grundfos ups 32-80 180], i have no problem in the boiler itself and the water reaches the temperature set ...
1
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1answer
44 views

Can i use a water heater as my source for the in floor Pex tubing system?

I installed Pex tubing in concrete in 2 areas, both garage floors. I have been told 2 things.... one is that it will require a boiler, two, that a hot water tank will do the job. Cost is a huge factor ...
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1answer
127 views

Why isn't my Lennox G26Q3/4-100-6 furnace firing up?

I replaced the batteries, does not click when it calls for heat in the thermostat. fan blows but no heat. I took off inspection door, held the safety switch in, a blue light is blinking constantly, ...
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0answers
49 views

Is there any problem with installing underfloor heating and wood flooring?

I have planned to renovate my home.I want to install underfloor heating system of Airdex for my home.I am planning to go with wooden flooring as well so will I face any kind of problems in future ...
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2answers
38 views

How to block baseboard (water heated)?

I live in an apartment complex where my water baseboard heating is 100% controlled by the complex staff. This year has been particularly tough, as it's been very warm since winter started and even ...
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0answers
25 views

no heat coming out of the radiators

My heater is working, I just replaced the expansion tank. Thinking that was the problem and still, nothing. No heat coming out of the radiators. What can I do to fix this, my house is cold...
0
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1answer
22 views

Could condensation happen on unused heating pipe?

So I used a furnace in the old days and now I switched to heating AC. But the old pipes and radiators are still in place. I just discovered that in the corner of the room the lower pipe is very cold ...
0
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4answers
64 views

How do I provide heating to a room without existing plumbing?

I have a house in the Republic of Ireland which has 2 rooms without heating. One is a Kitchen and the other is planned to be a 'breakfast' room. (all rooms are approx 5m x 3m) As can be ...
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3answers
30 views

single zone house with forced hot water only heating on one side

I have a single zone in my house with forced hot water only heating on one side of the house. What am I doing wrong? I have bled the pipes many times and still not heat on one side of the house
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3answers
69 views

Can an electric dryer be vented into a garage?

So, I have an unheated garage, but it is insulated. It maintains above freezing due to the contact with the house, but it still gets intolerably cold. I've considered routing my electric dryer out ...
0
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1answer
32 views

Improving insulation on windows and preventing heat loss

Here are the images of my window (currently it's 18F/-8C outside, 74F/23C inside): Now, this condensation / ice forming gets even worse - on some days whole bottom of the window from the first ...
1
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3answers
11k views

How often should heat strip turn on for a heat pump unit?

I have noticed my heating bill is higher than my cooling bill now that I have installed a Heat Pump. I am trying to find a way to reduce this winter cost but am not sure how often electrical heat ...
1
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1answer
49 views

Best Way to Heat a Tri Level Home

I have a tri-level home, which is approximately 1600 sq.ft. Presently I have electric baseboard heat, with a pellet stove on the main level. I am looking to upgrade to a better, more centralized ...
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2answers
190 views

Electrical cable getting warm

I have an oil filled radiant heater that is several years old. I've tried it in multiple electrical outlets and the electrical cable on it gets hot close to the end that gets plugged in. It also feels ...
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1answer
2k 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 ...
2
votes
5answers
8k 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. ...
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0answers
25 views

Hydronic Heating: Noisy pipes in the basement/walls

My issue is i have a natural gas boiler + hydronic heating system (two zones). It seems that after I remove air from each zones, the heating system is quiet until 12 hours later. In the early morning ...
3
votes
2answers
4k views

What materials are fake coals for gas fireplaces made of?

My new gas fireplace looks remarkably realistic! I'm curious what the "glowing embers" are made of. I have found replacement sets, but I've been having a hard time figuring out what materials ...
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3answers
20k 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?
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2answers
55 views

Noisey Baseboard Heating

My house has baseboard heating from a natural gas water boiler and I am hearing some rattling when I turn on the heat at night on the 2nd floor. My house has 2 zones and I believe the issue is that ...
0
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1answer
57 views

Keeping heating wires secured to roof during snow removal

I have heating wires on my roof but still got bad ice dams the first winter I lived here. This caused leaking and I got my roof repaired. The 2nd year I used a roof shovel and heating elements. That ...
3
votes
1answer
40 views

Bedrooms aren't being heated as well after new furnace

When my bedroom doors are closed the room is cold. We replaced our furnace about 5-10 years ago and the repair person said we didn't need as big a unit as we had before and every since then it feels ...
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0answers
16 views

Heating system is heating the radiators instead of the hot water - why?

We have a heating system with a boiler, hot water cylinder and a controller to set the timers for the heating and hot water which it then switches between accordingly. Lately, it intermittently (I ...
4
votes
5answers
15k 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 ...
0
votes
2answers
36 views

Are my heat pumps using the right amount of power?

I'm trying to figure out if our two heat pumps are being power hogs and if there is something to do about it, or if they're operating normally. We bought our home recently and haven't been in it but a ...
4
votes
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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0answers
26 views

My house heater it works but the unit outside is not working

My house outside unit is not working at all in the winter. Should I call someone to fixed it or live with it as is? I heard it may be expensive.
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3answers
6k 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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votes
4answers
20k 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 ...
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2answers
98 views

What could be wrong with my flood damaged water heater?

We have an electric water heater. The basement flooded with 2 1/2 feet of water. Now when I take a shower the water goes cold in 3 to 5 minutes. What could be wrong?