Questions tagged [heating]
For general questions on heating in your home. Be sure to also include tags describing fuel source (electric-heat or gas), type of components, etc.
1,153
questions
-1
votes
1
answer
75
views
Does BTU stack? For example, would three 5000 BTU heaters running in a room at the same time have a combined effect of 15000 BTUs? [closed]
I want to know how practical it is to heat treat a room to kill bed bugs. A temperature of 50°C for a duration of four hours will kill all bedbugs and also their eggs.
- 1
0
votes
2
answers
27
views
Laying flooring over existing ceramic tile with radiant (hydronic) heat?
We have approximately 4k sq. feet of ceramic terracotta-look tile (late 1980s). We've been wanting, now needing, to update the house but this tile has kept us from doing it. We have a large great room,...
- 1
0
votes
2
answers
116
views
Can I directly power a warmfloor heating wire with mains power for testing purposes?
Sometimes on a jobsite the lighting will be wired up but the lightswitches have not been installed yet ... so you drag a live extension cord up to the wall and stab the romex hot/neutral in and ... ...
- 998
2
votes
3
answers
110
views
Removing baseboard heater/heating loop and purging air
I need to rip a baseboard heater out: the cabinet, the copper piping, everything. There is no longer a need to heat that room (reasons: outside the scope of this question).
This is fuel oil with an ...
- 186
1
vote
3
answers
86
views
Can I use a single water heater for hot water and heating?
I was just wondering if I can use a single water heater for both my hot water and heating throughout the house. Is it safe and legal? Is it efficient? Right now we have a mix of cast iron radiators ...
1
vote
1
answer
41
views
Why type of drywall-like material to use on a gas fireplace?
Context
I am remodeling an addition with a gas fireplace. The gas fireplace manufacturer recommends to not use drywall as high as 12in above the firebox. I am looking for a material that is similar to ...
- 595
1
vote
2
answers
78
views
Why didn't more fire-heated homes have simple heat recovery systems? [closed]
Random question. This isn't something I'm going to build myself, and I've never lived in a cold climate, but I'm curious.
I read about "old drafty houses" in books, and part of what makes ...
- 150
1
vote
3
answers
46
views
Heat pump for additional heating capacity in downstairs of house
My house (Portland, OR, 2900 sq ft) has central gas heating and central AC. The house was built in 2017 and is well insulated, but every winter we face an annoying problem: downstairs and upstairs ...
- 111
1
vote
1
answer
95
views
Do I need insulation under electric floor heating in appartment bathroom?
I live in a large apartment house in Central Europe and I plan to add electric floor heating in my little bathroom for convenience. I own the appartment. The building has central heating units in the ...
- 463
0
votes
1
answer
56
views
Air circulating upwards due to cold floors
I did an experiment in a bedroom of mine with a lot of incense, I got the room to the point where there was a thick cloud of smoke. What I noticed is that there was a constant upwards flow of smoke. I ...
- 349
0
votes
1
answer
63
views
Cut / shorten / customize silicone heating wires [closed]
How to shorten / customize silicone heating wires I bought online?
I don’t need that long wire, only half of the length will be good enough. Also the seller only offers silicone heating wire for 220V,...
- 1
1
vote
1
answer
44
views
Lenox Furnace won't stay lit [closed]
The code I have been getting is the alternating slow flash - watchguard. burners failed to ignite or lost flame 5 times during heating cycle. I have already cleaned the flame sensor but it still fails ...
3
votes
0
answers
35
views
Required Circuits for Waterfurnace Geothermal Unit and Aux Heater
I am pulling the permit and installing the electrical wiring for my Waterfurnace 7 Series 4-ton Ground Source Heat Pump / Furnace. These are the components:
7 SERIES 700A11 Model 048 (Reference ...
- 143
0
votes
1
answer
32
views
Which LVT technology is better for underfloor heating
We are in process of building a house. Now we are in the state where we need to choose the flooring. We have two LVT options to choose from.
One is glue down LVT which is 2mm thick, the other one is ...
- 235
0
votes
1
answer
42
views
Hydronic floor floor system problem
Here's a picture of my hydronic floor heating system with three zones.
A tech came out and told me that the feeder was bad. He also told me that on the controller board everything's working as it ...
- 1,366
0
votes
1
answer
50
views
Heat Pump only heating for a few mins
I have a heatpump that will only run for a few mins before shutting off, inside blower runs nonstop. Cycles on again in about 45-60mins.(vent blows out warm air the first few mins then room temp air ...
- 1
0
votes
1
answer
57
views
Is a Cold Climate Heat Pump The Best Option to Replace Gas Furnace? [closed]
I live in the Canadian prairies (cold winter -30C or below possible, hot summer +30C or above possible). I recently purchased an AC unit and have had it installed. Recently, my circuit board on my gas ...
- 19
2
votes
1
answer
61
views
Critique my Radiant Hydronic Heating Plan
I'm planning to install radiant heating lines in my new "studio" (essentially a detached garage). I want to save some money by doing parts of the project that I feel confident with. I think ...
- 221
2
votes
1
answer
47
views
HVAC return duct near ceiling next to supply duct?
I've owned this home for about a year and this has always intrigued me. My 2-story home has a supply duct nearly pointing at a return duct in the center of the hall upstairs.
Two questions:
Would hot ...
- 153
9
votes
4
answers
429
views
Choosing between hybrid and all-electric heatpump system
I live in Scotland, in an ordinary 25-year-old detached house with reasonable insulation. I have been getting quotes for heat pump installation to take advantage of the funding that is currently ...
- 192
0
votes
4
answers
86
views
fan blows too long after heat cycle
I have a Rheem RH1T6024STANJA hvac system, and after any heat cycle runs, the thermostat clicks off but the fan continues blowing for 3 minutes. Now I am fully aware that it is normal for systems to ...
- 101
2
votes
0
answers
23
views
How to wire relay for heat-pump/boiler with backup heater
I have two heat-pumps controlled by a tekmar 262 boiler control. The heat pumps heat water in a storage tank, which is then circulated through the house. The storage tank is designed for hydronic ...
- 191
3
votes
1
answer
115
views
Problems with Honeywell T5 Thermostat Short-Cycling in Heat Mode
I have a Honeywell T5 WiFi Thermostat. I am running a gas furnace and an AC system that uses the furnace air handler. There are H, R, G and Y wires coming from the furnace. There was an unused 5th ...
- 31
-1
votes
1
answer
145
views
Why is my house freezing and my gas bill astronomical?
I live in a multifamily row house in the northeast. There is a 2 bedroom, 1 bath garden apartment plus a 2 floor duplex and a basement. I am the owner and I live in the duplex, we rent out the garden ...
- 19
0
votes
3
answers
128
views
Propane vs electric water heater energy cost
My calculations tell me that propane water heater should be an economical alternative
to an electric water heater.
But, looking at Energuide labels of comparable water heater, I seem to be wrong.
...
- 111
1
vote
2
answers
51
views
Proportional circulation pump control - possible for "simple" pumps?
Thinking of implementing proportional pump control to raise efficiency in our hot water based heating system.
Proper proportional control is possible using PWM control in high quality pumps like the ...
- 137
2
votes
3
answers
107
views
What's the proper way for running thermostat wire along heating pipe?
I'm running new thermostat wire to my boiler (so I can get a c-wire to new thermostats). The old wiring runs along the heat pipe before it attaches to the zone valves. It used to be secured by wire, ...
- 413
3
votes
1
answer
75
views
Hydronic heating not working, but have hot water
I have a Navien combo-boiler system with two hydronic baseboard heating loops hooked up to it. Our on-demand water heating (showers, etc) are working fine. Both heating loops however, are not. I have ...
- 173
0
votes
1
answer
65
views
Furnace starting, stopping immediately, frequently
We have a Goodman model AMS81005CXAC furnace with a Lennox AC on top of it. PCB is *134.
About a week ago, when coming back from a vacation when it was set to 55 for two weeks, it was starting/...
- 215
0
votes
0
answers
20
views
circulation implications of removing a hallway header
Sorry for the grainy pics but should be sufficient.
The header above the entry to the hallway from the living room is non-bearing and I'd like to remove it. Question about its usefulness tho, and I'm ...
- 452
2
votes
2
answers
136
views
Heat pump not blowing warm air when on heat - puzzling behavior
Config:
Ecobee thermostat
Lennox setup (furnace, heat pump, indoor coils)
Installed for ~6-7 months now
Problem:
Setting the Ecobee to Heat for 66F (not aux - just using the heat pump) turns on the ...
- 121
0
votes
1
answer
97
views
One radiator is not getting hot (water doesn't seem to flow through it)
Central heating system is Pressurised system with Combi-boiler. My fix attempts so far:
Bleeding air out of the one radiator (with a bleed key). Immediately bled water implying no problem.
Checked ...
- 111
1
vote
2
answers
319
views
Do Air Exchangers increase Heating Costs in Winter and Cooling Costs in Summer?
I live on the east coast of Canada, where we get cold winters, and warm summers. Humidity swings are common in all seasons. The house was built in the 1990s, is heated with electric baseboard heat, ...
- 547
3
votes
6
answers
896
views
Electric backup just for heating system?
It occurs to me that it shouldn't take much power to operate the relays or electronics if a gas or oil heating system. That has me wondering about the practicality of putting that one device on a ...
- 21.4k
1
vote
1
answer
46
views
Heating system overhaul: Euroconus fittings - connecting using "normal" fittings
My house has an old-ish copper pipe driven heating system in need of modernization - I'd like to have a new distributor/collector unit that will be capable of being used with electronic control.
I ...
- 137
3
votes
2
answers
228
views
What size ducting is needed for bathroom heat supplies?
Small single story condo in southern California. Newer horizontal attic mounted gas FAU with new ductwork.
There is no heat in the bathrooms and adding electric heat is not an option.
Are there ...
- 441
8
votes
3
answers
1k
views
How would I add indicator lights to a hot water heater to let me know when an element is out?
WARNING TO ANYONE READING THIS POST. DO NOT TRY WHAT I WAS PROPOSING AS YOU WILL GET SHOCKED AND KILLED OR YOU WILL BURN DOWN YOUR HOUSE AND BE KILLED.
Is it possible to add indicator lights to a hot ...
- 81
1
vote
1
answer
114
views
Is it safe to disconnect the condensate pipe from boiler
I, like half of the UK right now, have got a problem with my boiler, and like the majority of those people, I understand it to be a problem with a frozen/blocked condensate pipe.
I've tried doing what ...
- 275
0
votes
2
answers
184
views
How to protect copper pipe buried in screed?
I need to replace a length of 15mm copper pipe buried in screed. How should I protect it?
The copper pipe is part of a 40 year old domestic central heating system (to supply radiators). It seems to be ...
- 278
0
votes
0
answers
47
views
Cold air blows through supply vent when furnace is off
I have separate units for 2 floors. On 2nd floor , out of 3 room and big loft area only 2 rooms are always cold (like 55 degree during winter) when doors are closed.
These rooms have 2 supply vents ...
- 1
0
votes
0
answers
15
views
1F95-1291 White rogers thermostats run ac while furnace on
I have two 1F95-1291 White rogers thermostats for 2 furnaces and ac's. While both furnaces run, 1 ac comes on each morning for a set time. What's wrong?
- 1
0
votes
1
answer
95
views
New build house certain rooms not holding temperature
I've lived in my brand new house for just over a year now. It is semi detached with 3 bedrooms (master with en-suite, 2nd similar size to master, 3rd small box room) and I am finding that my small ...
- 392
1
vote
0
answers
39
views
Honeywell T-10 fan will not stay on after cycle ends
I just installed a Honeywell T10 Thermostat to replace a Honeywell T5 that was professionally installed with a brand new HVAC unit four years ago.
The HVAC at this home is a bit unique in that it is ...
- 31
8
votes
2
answers
1k
views
Likely cause of heater being stuck on?
Our house has baseboard heat that is split in to about 10 zones (one per room). A few days ago, one room (the master bedroom) has been stuck on, making the room much too hot. The wall thermostat ...
- 271
1
vote
2
answers
115
views
How do I flush my forced hot water zones?
I have a weil-mclain boiler with four zones and an indirect hot water tank. How do I purge/flush each of the zones? I would guess the following:
Turn off the gas and electricity to boiler and connect ...
- 151
1
vote
1
answer
51
views
Heat pump air handler popping, clicking, hissing
We got a ductless heat pump system installed in the spring -- a four-zone ourdoor unit and four separate air handlers in different rooms in the house, all Mitsubishi.
We didn't notice any problems ...
2
votes
1
answer
47
views
Only half of my apartment electric radiators come on
I hope I am in the right to place to ask for help.
I am in the UK, have a small apartment with 4 radiators. They look like they are electric (no pipes running to them). This is a relatively new build ...
- 121
1
vote
0
answers
56
views
Goodman furnace only lighting for about 60 seconds then flame goes out and get error code 4
after about 30 seconds furnace lights up again then goes out again after about 60 seconds. filter is clean, air fan is blowing cool air cleaned flame sensor, pressure switch is not blocked but i dont ...
- 11
5
votes
2
answers
151
views
Why would a thermostat not be able to maintain temperature in an apartment with central water heating?
I live in an apartment with central water heating and a wall mounted Honeywell T822K1034 thermostat. I've had this thermostat before, and as far as I understand it works on the principles:
It has a ...
- 165
2
votes
1
answer
104
views
Help with replacement for inducer motor in Furnace
My furnace (Ducane cmpe05ou3) started to make loud noises. When I inspected the propeller of the inducer motor, is was cracked.
The motor is a Fasco No 702111361, P/N 20538701, 115V, 60Hz, 1.9A, RPM ...
- 145