Questions tagged [heat]

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Blower fan comes on once a week

I have basic two wire thermostat, one for power on for neutral. I only have central heat, not air. My blower fan kicked on the last two sundays, but itself, but not today which is sunday. It only ...
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1answer
82 views

Can I put a box fan in a chimney to help circulate out hot summer air?

I have a classic brick chimney for a wood fireplace only (i.e. no hot water tank or other things sharing the stack). In peak summer heat, the interior of the upstairs is well above the exterior ...
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5answers
122 views

Solar? Lots of room for panels, so should I ditch oil? [closed]

First post for me. Long time reader. I'm in south west Massachusetts. I just bought a new two-story home. 9ft ceilings. With garage, it is about 2,600 sq ft plus 2,000 square feet of garage space (...
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13 views

I'm using 2" EPS below grade insulation for radiant floor heating, Do I need a poly vapor barrier on top?

In addition to 2" of EPS do I need a poly in a radiant floor heating system
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1answer
152 views

Should I insulate my pizza oven between the firebrick base and concrete?

I am building a pizza oven for my garden. The 'table' will be standard red brick and concrete slabs to form the work top. On top of the work top, I was intending to lay a layer of firebrick, and place ...
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1answer
1k views

second window for toilet on rented apartment

I rented my apartment in the summer, now with the cold weather starting (Australia). I noticed how cold the toilet window makes the apartment, there is zero isolation, and is basically a window with ...
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3answers
75 views

Does the amount of light Blackout Curtains allow in reflect on its heat reflecting capabilities?

I bought some panels from the store today as my room upstairs lets in so much heat during the Summer. Previously I had a Tan colored curtain up for years that was 100% Polyester on the Face and the ...
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30 views

Frigidaire Stove Model FEF368GSA range and oven both no heat lights and clock work

I am in a mobile home that was built in the 1970s. Someone flipped the circuit breaker to the electric stove. Now the clock and oven lights work but no heat from any of the burners or oven. We ...
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52 views

How to install a thermostat for electric heat?

I have a 240v electric heat in my house. I’m trying to switch my thermostat from an old Mears to a new Mysa smart thermostat. I have six wires coming from the gang box. 1 set is to the heater( load) ...
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1answer
38 views

Trane heat pump compressor and outside fan do not start after being idle

Trane 4dcy4060a in heat mode, after being idle for a while the thermostat calls for heat - the indoor fan starts but the compressor and outside fan do not. initially (a couple months ago) i could ...
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1answer
209 views

Can I use dedicated pool heat pump for heating water in the house?

I'm going to buy a small heat pump dedicated to pools (around 3.5 kW total output). The pump would not be used for 6-7 months a year (autumn/winter); can I plug it into an existing water heating ...
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4answers
42 views

Adjusting Steam Radiator

We recently moved in to a 1934 home with steam radiators. Our upstairs bedrooms are cold compared to the first floor. A room adjacent to our kitchen is generally warmer than the rest of the house. Can ...
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1answer
39 views

Ceiling heat not working right

The ceiling heat in one of my rooms will not come on unless i turn the thermostat up. Once i do that, the heat will not shut off unless i manually turn the thermostat way down. The thermostat clicks ...
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0answers
27 views

An unsteady flame when furnace is warming up

When my furnace has warmed up the house and turns off for a bit it struggles to turn back on. While the furnace is cold I can look into the combustion chamber and notice the flame is acting like ...
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1answer
63 views

How to find source of leak in heating pipes under concrete / glued floors?

Update 2021.01.11 In case this helps anyone - I was able to trace the leak and make the repair in the end. Steps were this: Locate leak as closely as possible by isolating areas of the heating system ...
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1answer
54 views

Determining what zones are controlled by which thermostat

I purchased a quad plex. We live in the double unit on the first floor and have one thermostat which seems to call for heat in our zone. On the second floor there are 2 units with seperate thermostats ...
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1answer
29 views

Furnace often hums but not blowing air until resetting thermostat

Having a frequent problem with my furnace where I can hear it humming softly, yet no air is coming out of the registers and the house temperature slowly falls. It seems that this state can continue ...
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12 views

Thermostatic valve install on baseboard

I’m installing a monoflow loop. How do I install a thermostatic valve on a baseboard heater? The loop will return in the baseboard.
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1answer
85 views

Can I add wiring directly to the heating element and fan without frying anything?

I have an LED fireplace that I'm putting in to replace a wall heater. I wired it to run through the wall thermostat, but when the thermostat turns the fireplace on it just turns on the lights, then ...
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1answer
81 views

Installing ductless units in my apartment. What am I supposed to do with all these coolant and drain lines?

I'm installing 3 ductless AC units in my apartment. I know the lines are supposed to go outside and connect to the condenser but there are three coolant lines wrapped in insulation and three drain ...
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0answers
33 views

Heat basement from excess heat in boiler room

I'm trying to heat a basement room using excess heat from the boiler room but it isn't working. I've run two 4 inch flex ducts from the boiler room to the main 300 square foot room at opposite ends. ...
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0answers
28 views

Boiler System heats one room more than all others

I have a two zone older natural gas boiler system. All rooms in the house get heat. One room on the second floor gets hotter than all others. Almost like all the heat is going to that room I don’t ...
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1answer
54 views

Knob Identification

Background: I just moved into a new apartment. The apartment has a heating system unlike my last one. I need help determining the purpose of this knob above one of the radiators along the wall. The ...
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2answers
42 views

Heat pump operation when cold question

this morning it was 23 degrees F. The indoor unit was on and delivering heat. I looked out at my outdoor unit and the fan was not running but the compressor was. I panicked and pulled the quick ...
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0answers
41 views

How best to capture and move the heat from oil furnace stove pipe more efficiently throughout room

In my basement the stove pipe that goes from the oil furnace to the chimney is always hot, so I feel like I should be capturing this extra heat and moving it about the basement. How do I keep this ...
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2answers
243 views

What wiring is needed for a propane unit heater in a garage?

Short version: I need to have a propane unit heater installed for a well-insulated 30'x50' x 14' ceiling garage in northern Minnesota. Should I run metallic cable to 20-amp outlet for a propane unit ...
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2answers
109 views

Is it safe to set my water heater tank to vacation during winter time? What else can I turn off to save heating bills during winter?

Is it safe to turn set my water heater tank to vacation during winter because I am mostly away from my house? I live in Canada. What else can I turn off to save heating bills during winter when I am ...
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1answer
90 views

Replacing old 2-pole line volt thermostats in a 120V hydronic heating system - is this configuration safe and acceptable?

I am replacing several old mechanical 120V 2-pole thermostats each of which controls both a blower fan (which blows air over hydronic coils to push warm air into the room) and a single central ...
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0answers
33 views

heating system backwards?

I have an outdoor wood boiler about 40' from my house. It is piped to a heat exchanger on the water tank, and then to the oil furnace(doesn't burn oil). I think the supply and return have been ...
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2answers
145 views

How to remove hot water baseboard?

I have a room which is getting too hot during winter and I want to disconnect the hot water baseboard in it from the heating system. Problem is that heating system is a loop and room is in the middle. ...
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1answer
54 views

Home Heating Efficiency

See a similar question I posted a few years ago: Heat pump minimum compressor temprature I have a custom built new construction home, but I was not involved with the build process, so I don't know the ...
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1answer
45 views

Radiant heating with metal rods

Can you run some sort of metal rod through your cement floor and connect that rod to a fireplace so when u use the fireplace it heats the rod and heats your house is that possible?
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1answer
59 views

Is polystyrene safe to use as a wall of a grow box?

I'm building a small 40x40x40 cm grow box that will be used mainly for seeds germination. When operating, it will be completely sealed. My question is: Is it safe to use polystyrene boards as direct ...
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3answers
2k views

Can I use heat gun to remove wall paint?

I have a section of wall in the kitchen near the window where several layers of paint are peeling off. It is an interior wall, most likely plaster over brick. Using a paint/wall scraper will be hard ...
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1answer
518 views

Heat Damage to Laminate Counter-top Near Gas Range

While deep cleaning our new home, after closing, my wife and discovered what looks like some heat damage to the counter-top next to the gas range. The house was fully renovated about 2 years ago, ...
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2answers
620 views

Should I COMPRESS fiberglass OR use foam insulation?

I have a room made of hollowed concrete blocks that I framed by mounting 2x4s, wide side against the wall. This gives me a 1.5in depth cavity to fill with insulation. Should I use an r19 fiberglass ...
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1answer
60 views

Ceiling radiant heat

Each room has its own thermostat and heater. The bathroom hasn't stopped but isn't working correctly. When I touch the ceiling I can feel heat but the room doesn't get warm. I'm trying to fix this ...
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0answers
37 views

Thermostat and electric base board

I have two different size rooms both with electric base boards and one thermostat that controls the heat. Since the thermostat is in the bigger room the smaller room becomes a sauna. I was told that I ...
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0answers
35 views

Not getting Water from Radiator

I moved into my home a few months ago and suspect it's been quite a while since anyone bled the radiators. I've been going around bleeding them for a few days and I'm still getting a lot of air out of ...
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3answers
45 views

Hot water heat zone valve

The hot water baseboard in my apartment stays warm when the heat is off. It is working but does not completely turn off. The head on the zone valve has been replaced. Is this normal or should the base ...
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3answers
78 views

Is there a measuring method for determining of the real thermal conductivity of a building component?

We would like to determine which elements of building are to be renewed or changed. Among other things, we want know which elements are subject to a specific heat transfer. Does exist a measuring ...
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4answers
120 views

What is the most efficient method for heating of rooms on working days?

It is to decide between two possibilities for heating of rooms during the absence in the building: heating constantly to 20 °C (68 °F) or heating 1 hour before coming home with 25 °C (77 °F) with the ...
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2answers
100 views

Garage Sub-Panel Addition

I want to add electric heat to my 750 square foot garage by way of an overhead 7.5 or 10 KW heater. Adding a sub panel would allow me other options for power for the following: Heater 220V at either ...
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3answers
80 views

What temperatures can a heat gun raise a material up to?

I found a Thule Motion XT cargo box that has a large dent and crack in it. I learned from a documentary manufacturing video on how Thule cargo boxes are made that they are essentially utility ...
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4answers
130 views

Why is a 250 Watt heat lamp over a shower going out after a few minutes? [closed]

Heat Lamp goes out after approx 12-15 minutes, obviously getting hot. could be lamp have a thermal coupling? Seems I should be able to add a 250 watt on any circuit without damage. Why is the light ...
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1answer
298 views

Zoned 2 stage heat pump system, aux heat not engaging

Homeowner here...I have a 2 stage heat pump split system with the ducting zoned for 2 zones. The units are as follows: Compressor: Goodman GSZC16 heat pump Zone control board: Honeywell HZ322 ...
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1answer
47 views

Furnace heat duct for basement

I'm trying to install a heat exhaust vent on the side of the drywall in the basement, see pic. The issue is that the the register is too small for the boot. This is normal if the exhaust is in the ...
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2answers
1k views

alternate or no Insulation over heat tape

Can I operate a well pump with no pressure tank by using the breaker as a switch? I have about 10 feet of well PE black pipe from the ground in the crawl space to the utility closet (inside heated ...
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1answer
36 views

Critical temperature what a family house's average thermal energy storage can ride out?

Lets say average family house was built with brick (EU). We know that brick has a good mass of thermal energy storage. So in the night, when it is colder, it can store lower temperature thanks to ...
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1answer
189 views

Can I warm up "cold patch" in a microwave?

I found two asphalt patching products online that are designed to be heated in the microwave. Both are out of stock. Can I heat up ordinary "cold patch" or "trowel patch" in the microwave?